2026 Australian HVAC Sector: M&A Overview

By Morgan Business Sales | Updated June 2026

Sector Overview

Australia's HVAC industry spans the full lifecycle of climate control systems — from design and installation through to ongoing maintenance, refrigerant management, controls integration, and energy efficiency optimisation. The primary trade classification, ANZSIC 3233 (Air Conditioning and Heating Services), captures installation and servicing contractors and reported A$13.8 billion in revenue for FY2024, moderating slightly to A$13.2 billion in FY2025 as post-COVID construction activity stabilised. When the wider industry definition is applied — encompassing HVAC equipment manufacturing, wholesale distribution, the broader refrigeration workforce, and energy consumed by HVAC systems — the Australian Institute of Refrigeration, Air Conditioning and Heating (AIRAH) estimated total sector economic activity at more than A$41 billion in 2019.

The industry is structurally fragmented. Of the 7,383 enterprises operating in ANZSIC 3233, approximately 40% are sole traders and non-employing businesses. The four largest commercial operators account for less than 20% of total industry revenue. This fragmentation creates a sustained consolidation opportunity: acquirers with capital, systems, and multi-state reach can achieve margin improvement and multiple arbitrage by acquiring and integrating smaller independent contractors. It is this dynamic that has driven the PE-backed roll-up wave in the United States — where platforms backed by firms including Blackstone, Goldman Sachs, Bain Capital, and Mubadala have acquired hundreds of residential and commercial HVAC businesses — and that is beginning to accelerate in Australia through listed strategic acquirers and Japanese OEM-backed platforms.

The equipment segment is import-dominated, with China supplying approximately 74% of HVAC equipment by volume and 35% by value. Australia's domestic HVAC equipment manufacturing base — led by Daikin Australia, Seeley International, Temperzone, and ActronAir — accounts for roughly A$2.4 billion in revenue and is in structural decline, with a five-year revenue CAGR of negative 3.7% as import penetration increases. The services and installation segment, by contrast, is growing steadily in employment (4.0% CAGR from 2019 to 2024) and, with NCC 2025 energy compliance requirements, Victorian electrification mandates, and the data centre construction pipeline all accelerating demand, is well-positioned for sustained revenue growth through the late 2020s.

The sector's M&A profile has shifted materially since 2022. Where previous years were characterised primarily by small owner-operator transitions, the 2022–2026 cycle has produced a series of strategically significant acquisitions across every subsegment. The 25 verified transactions recorded in this report span disclosed deals totalling more than A$3.2 billion alongside a further cohort of undisclosed transactions, and cover the full breadth of the sector: commercial and industrial HVAC services, ventilation and IAQ distribution, wholesale distribution, BMS controls, industrial refrigeration, and PE-backed buy-and-build platforms. Headline transactions include NRW Holdings' A$200 million acquisition of Fredon Industries (the largest pure-play commercial HVAC/mechanical contractor transaction of the cycle), Sojitz Corporation's sequential acquisition of Ellis Air Group and a 70% stake in Climatech Group Holdings (creating Australia's largest HVAC mechanical contractor by revenue), Volution Group's A$280 million acquisition of Fantech Australasia (the largest ventilation deal in the region), Carrier Global's ongoing roll-up of its Automated Logic BMS dealer network, Johns Lyng Group's A$39.2 million acquisition of Chill-Rite, and Alceon Private Equity's entry into the sector through a PE-backed HVAC services platform. Each of these transactions illustrates a different strategic rationale — geographic scale, data centre pipeline access, product distribution control, smart building platform acquisition, or PE-backed consolidation — but all reflect a shared conviction that Australian HVAC services represent a long-term, structurally growing asset class.

ANZSIC Classification

Verified M&A Transactions (2022–Mid-2026)

The following 25 transactions are verified through ASX announcements, company press releases, legal advisor notices, regulatory filings, and trade media reporting. Only genuine M&A transactions are included — not market events, sector trends, or investment activity. The table is ordered by disclosed transaction value (largest first), with undisclosed transactions listed chronologically thereafter.

Transaction Commentary

Paloma Rheem / Fujitsu General — Global Take-Private with Australian Dimension (2025)

The largest single HVAC transaction with Australian implications during the research period was Paloma Rheem Holdings' acquisition of Fujitsu General Limited — a global take-private completed in August 2025 at approximately A$2.6 billion. Paloma Rheem, already the owner of Rheem Manufacturing (a significant Australian hot water and HVAC brand), acquired Fujitsu General (TSE: 6755) through a tender offer at ¥2,808 per share. Fujitsu General's Australian subsidiary, which had operated as one of the country's top-three split-system brands, was rebranded to "General Australia" effective January 2026. The transaction creates substantial cross-Pacific synergies between Rheem's water heating footprint and Fujitsu General's air conditioning portfolio, positioning the combined entity as a major participant in Australia's electrification-driven heat pump replacement cycle.

Volution Group / Fantech Australasia — A$280 Million Ventilation Platform (2024)

Volution Group plc (LSE: FAN) completed its largest-ever acquisition in December 2024, paying A$280 million (A$220 million upfront plus A$60 million deferred) for Fantech Group's Australasian operations. Fantech had reported FY2024 revenue of A$177 million and EBITDA of A$33.3 million — implying an acquisition multiple of approximately 8.5x EV/EBITDA. The transaction extended Volution's Australasian revenue contribution from approximately 15% to more than 30% of group revenue, and combined Fantech's commercial ventilation leadership with Volution's existing Ventair (residential fans) in Australia and Simx/DVS in New Zealand. With 350 employees and 13 locations across Australia and New Zealand, Fantech brought with it brands including Ideal Air, NCS Acoustics, Air Design, Major Air, Systemaire, and Burra Steel — a comprehensive commercial ventilation and IAQ platform well-positioned for the post-COVID indoor air quality upgrade cycle.

NRW Holdings / Fredon Industries — Australia's Defining HVAC Services Transaction (2025)

NRW Holdings' acquisition of Fredon Industries for up to A$200 million (September–November 2025) is the most significant pure-play HVAC and mechanical services transaction of the 2022–2026 cycle and the most instructive comparable for valuation benchmarking. NRW paid A$122 million in initial cash, A$18 million deferred over two years, and up to A$60 million in earn-out contingent on CY2025 EBIT performance — implying a 5.2x EV/EBIT multiple on Fredon's normalised FY2025 EBIT of A$38.6 million. Fredon's revenue of approximately A$840 million and workforce of 2,500 staff made it one of Australia's largest national commercial HVAC, electrical, and infrastructure contractors. Critically, approximately two-thirds of Fredon's revenue derived from government, defence, health, and education clients — the counterparty quality that justified the premium. The transaction created NRW's fourth strategic pillar, "EMIT" (Electrical, Mechanical, Infrastructure, Technology), providing direct exposure to the data centre, hospital, and defence infrastructure sectors.

Sojitz Corporation — Building Australia's Largest HVAC Platform Sequentially (2023–2025)

Sojitz Corporation's two-step acquisition strategy represents the most ambitious HVAC platform-building program seen in Australia during the research period. In May–June 2023, the Japanese trading house acquired 100% of Ellis Air Group — a Melbourne-headquartered commercial HVAC mechanical services contractor with operations in Victoria, Queensland, and New Zealand — for an undisclosed sum. Sojitz was attracted by Ellis Air's Energy-as-a-Service digital platform, which incorporated BIM modelling, predictive maintenance, and energy optimisation capability aligned with Sojitz's decarbonisation strategy. In January 2025, Sojitz followed with the acquisition of a 70% stake in Climatech Group Holdings, a Sydney and ACT-focused commercial HVAC contractor with a particularly strong track record in data centre delivery (21 hyperscale and co-location data centre projects completed over 15 years). The combined Ellis Air and Climatech platform generates approximately A$450 million in annual revenue and provides national eastern-state coverage across NSW, ACT, Victoria, and Queensland. This positions Sojitz as Australia's largest HVAC mechanical contractor by revenue — a position built through strategic M&A rather than organic growth.

Beijer Ref AB — Methodical Wholesale Distribution Roll-Up (2022–2023)

Sweden's Beijer Ref AB (Nasdaq Stockholm: BEIJ-B) has been the most active acquirer in Australian HVAC over a longer time horizon, building its ANZ distribution network through a series of acquisitions that pre-date the 2022–2026 research window but culminated in two notable transactions during the period. In September–November 2022, Beijer Ref acquired a 51% stake in Australian Airconditioning Distributors (AAD) and HVAC Consolidated for approximately A$70 million, adding 125 staff and significant market coverage in Victoria. In November 2023, Beijer Ref closed the gap in its national network by acquiring Turner Engineering in Perth — a long-established Western Australian HVAC and refrigeration distributor representing brands including Panasonic, Hussmann, and LG. With these additions to its prior acquisitions of Patton, Realcold, and Heatcraft/Kirby, Beijer Ref has established itself as the largest HVAC/R wholesaler in Australia and New Zealand. The EQT Private Equity-backed acquisition strategy accelerated during EQT's ownership period (2020–2026), with EQT completing its exit from Beijer Ref on 18 June 2026.

Carrier Global / Automated Logic — BMS Dealer Network Acquisition Strategy (2023–2025)

Carrier Global Corporation's subsidiary Automated Logic executed a deliberate strategy of acquiring independent dealer-contractors across Australia, reflecting a global shift from equipment sales toward integrated smart-building solutions. In April 2023, Automated Logic acquired Logical Electrical Solutions and Logical Service Solutions in the ACT — a Canberra-based BMS contractor with strong government sector relationships. In May 2025, it added Logical Building Group (trading as Logical Building Automation) in NSW — the 2023 Automated Logic International Dealer of the Year — extending its direct service footprint from Canberra to Sydney. Both transactions were undisclosed in value but represent a consistent buy-versus-build strategy for establishing a direct-owned BMS service network in Australia, particularly relevant given the growing mandatory energy sub-metering and monitoring requirements under NCC 2025.

Daikin / Airmaster — National Network Completion (2026)

Daikin Industries, through its wholly owned Australian subsidiary Airmaster Corporation, completed the acquisition of the assets of Australian Air Conditioning and Mechanical Services Group (AAMS Group) in Darwin in March 2026. The transaction was ACCC-reviewed and received Phase 1 approval on 8 May 2026 without conditions. The acquisition filled the final geographic gap in Airmaster's national commercial HVAC services footprint — establishing the company's first Northern Territory branch. Airmaster committed to retaining all AAMS employees and maintaining the NT office location for at least five years. This tuck-in acquisition illustrates the incremental geographic consolidation strategy pursued by major OEM-backed service companies: Daikin's 2017 acquisition of Airmaster for A$100 million established the platform; subsequent acquisitions like AAMS complete the national coverage.

Amplius Group — Management Buyout and Rebranding (2023)

The transition of AE Smith and Son Pty Ltd — together with related businesses Nuvo and Envar — from Spotless Group (Downer EDI, ASX: DOW) ownership to private management represented a material ownership change for one of Australia's oldest and largest commercial mechanical services contractors. AE Smith was founded in 1898 and operates nationally across commercial HVAC and mechanical services, maintenance, and building technologies. The combined businesses were rebranded as Amplius Group in early 2025, creating a national identity while retaining the individual brand names and client relationships. The transaction structure and financial consideration have not been publicly disclosed, but the ownership transition confirms the ongoing carve-out trend of mechanical services businesses from large listed FM groups that acquired them in prior cycles.

Johns Lyng Group / Chill-Rite — ASX-Listed Acquirer Enters HVAC Services (2024)

In August 2024, Johns Lyng Group (ASX: JLG), through its subsidiary Air Control Australia, acquired an 84% stake in Chill-Rite Refrigeration and Air Conditioning for A$39.2 million. Chill-Rite is a regional New South Wales HVAC and commercial refrigeration services contractor with operations across the state's major regional centres. The acquisition marked a deliberate expansion by Johns Lyng beyond its core insurance building and restoration services into the adjacent commercial HVAC maintenance and services market. Chill-Rite's recurring servicing revenue base aligned with Johns Lyng's strategy of building annuity-style income streams alongside its project-based work. For the HVAC sector, the transaction is notable as one of the few instances in the current cycle where an ASX-listed acquirer has paid a disclosed consideration for a mid-market regional HVAC services business — providing a concrete pricing reference point for comparable regional service contractors.

Alceon Private Equity / TVH — PE-Backed HVAC Services Platform (2025)

In June 2025, Alceon Private Equity acquired a 49% stake in TVH Group, a facilities maintenance and HVAC services business, for approximately A$30 million. The investment was structured as a buy-and-build platform, with Alceon providing capital to accelerate TVH's acquisition strategy. Within two months of the Alceon investment, TVH had completed its first add-on acquisition — Hallinan Refrigeration and Air Conditioning in Geraldton, Western Australia (August 2025) — illustrating the speed at which PE-backed platforms can execute tuck-in acquisitions once capital is in place. This transaction is significant for several reasons. It confirms that Australian PE investors are now actively building platforms in HVAC services — a strategy that has generated strong returns for PE sponsors in the United States over the prior decade. It also establishes a valuation precedent for privately held HVAC services platforms at the scale where PE investment becomes relevant: TVH's implied enterprise value of approximately A$61 million (based on the 49% stake price) provides a useful data point for owners of comparable businesses assessing exit value.

Volution Group / Idealair Group — Follow-On Distribution Acquisition (2024)

Shortly after completing the A$280 million Fantech acquisition, Volution Group made a further undisclosed acquisition of Idealair Group in December 2024. Idealair is an Australian distributor of fan, heating, and ventilation products — a complementary distribution platform to the Fantech commercial ventilation and Ventair residential fan businesses already within the Volution Australasian portfolio. The acquisition illustrates the typical post-platform playbook: having established a significant Australasian presence through the Fantech deal, Volution moved quickly to fill product and channel gaps through a smaller bolt-on. The Colair/Elta transaction (April 2023) sits within the same theme: Elta Group, a UK-based ventilation manufacturer, acquired Colair Pty Ltd in Melbourne for its air transfer product distribution capability, before subsequently divesting its Australian operations to Volution in September 2024 as part of a broader strategic refocus. Both transactions underscore the degree to which the Australian commercial ventilation distribution sector is being consolidated by international ventilation groups seeking Australasian scale.

Beijer Ref — Distribution Roll-Up Beyond the Headline Transactions (2021–2024)

The Beijer Ref roll-up in Australia extended further than the AAD/HVAC Consolidated and Turner Engineering transactions already noted. In September 2021, Beijer Ref acquired Armcor Air Solutions in Victoria — a specialist in energy recovery ventilation (ERV) products and systems. In February 2024, it acquired a 60% stake in Quality Air Equipment (QAE) in Sydney, a distributor of Trox air diffusion products with approximately A$21 million in annual revenue. Across these four Australian acquisitions (Armcor, AAD/HVAC Consolidated, Turner Engineering, QAE), Beijer Ref has assembled a national HVAC and refrigeration distribution network covering Victoria, New South Wales, Western Australia, and South Australia. The sequential nature of the roll-up — adding product capability (ERV, air diffusion) as well as geographic coverage — reflects a systematic distributor consolidation strategy consistent with Beijer Ref's global model of acquiring specialist HVAC/R wholesale distributors and integrating them into a unified technical distribution platform.

Johnson Controls / Gordon Brothers Industries — Industrial Refrigeration Consolidation (2023)

In May 2023, Johnson Controls International acquired Gordon Brothers Industries (GBI), a Perth-based industrial refrigeration specialist with 109 staff. GBI's core capabilities in large-scale industrial refrigeration design, installation, and servicing — including cold storage facilities, food processing plants, and industrial process cooling — complemented Johnson Controls' existing Australian commercial HVAC and BMS footprint. The transaction reflects a broader trend of global HVAC and building technologies groups using Australian acquisitions to fill specific technical capability gaps rather than simply acquiring volume. Johnson Controls' interest in industrial refrigeration capability aligns with the growing cold chain infrastructure investment driven by the Australian food export sector and the post-COVID warehousing and logistics build-out. GBI's 109-strong workforce also highlights that transactions without publicly disclosed financial consideration can still represent material business combinations by headcount and revenue.

BGIS — Integrated Facilities Management Roll-Up (2022–2025)

BGIS, the global integrated facilities management group, made two verified acquisitions in the Australian HVAC and mechanical services market during the research period. In October 2022, BGIS acquired HIX Group, a Western Sydney-based integrated trades business with 37 staff providing HVAC, electrical, and plumbing services to commercial clients. In September 2025, BGIS acquired CMS Engineering in Perth — a mechanical engineering and construction services business with 25 staff. Both transactions follow the same strategic logic: BGIS is building direct trade service capability in key markets rather than relying on subcontractor networks, enabling better margin capture and service quality control across its national FM contracts. The sequential acquisitions in Western Sydney (2022) and Perth (2025) reflect a methodical geographic roll-out and indicate that further acquisitions are likely as BGIS seeks to replicate this direct-service model in other major markets. For independent HVAC and mechanical services contractors with government or institutional FM contract exposure, the BGIS acquisition profile represents an active and credible buyer category.

Climatech / Tri Tech and the Mid-Market Refrigeration Consolidation Wave

The July 2022 acquisition of Tri Tech Refrigeration Australia (21 staff) by Climatech Group predates and helps explain the strategic rationale behind Sojitz's subsequent 70% acquisition of Climatech itself in January 2025. Tri Tech was an industrial refrigeration services business whose acquisition added cold chain and industrial refrigeration capability to Climatech's primarily commercial HVAC services platform. For Sojitz, acquiring a Climatech that already encompassed both commercial HVAC (the core Climatech business) and industrial refrigeration (via Tri Tech) made the 2025 deal more attractive as a comprehensive mechanical services platform. The Tri Tech transaction also illustrates a dynamic common across the sector: independent mid-market HVAC and refrigeration operators frequently become acquisition targets for the platforms being assembled by larger operators — with the acquirer subsequently becoming an acquisition target themselves as further consolidation occurs at a higher level of the value chain. Hunt Heating's acquisition of HydroHeat Supplies in May 2023 (a hydronic heating wholesaler with 14 staff) follows the same logic — a trade services operator acquiring distribution capability in adjacent product categories to build a more vertically integrated business, and in doing so increasing the attractiveness of its own platform to future acquirers.

Valuation Benchmarks by Subsegment

Multiples reflect Australian private market conditions as at mid-2026. SDE = Seller's Discretionary Earnings (used for owner-operated businesses under ~A$2M enterprise value). EBITDA multiples apply to managed businesses with professional management. Australian private multiples are typically 1–2 turns below equivalent US private market benchmarks.

Key Demand Drivers

1. Construction Pipeline Recovery

Australia's residential construction pipeline recorded 195,730 dwelling approvals in 2025 — a 12.8% increase on 2024 and the highest annual total since 2021. Multi-unit approvals surged 31.4% to 82,330, directly benefiting commercial HVAC mechanical contractors over residential installers. The December quarter 2025 recorded 53,567 new home commencements — the strongest since September 2021 — and 236,858 dwellings remained under construction nationally at year end, providing 12–24 months of visible forward revenue across the HVAC installation sector. The National Housing Accord targets 1.2 million new homes by June 2029; current trajectory forecasts only approximately 938,000, confirming that construction volumes must increase further and that the installation demand floor will hold through the late 2020s. Separately, the commercial construction market is forecast at A$193.2 billion in 2026 (6.9% growth), with NSW alone fast-tracking A$51.9 billion in data centre projects as of March 2026.

2. Energy Efficiency Mandates and Building Codes

Two successive National Construction Code editions have structurally elevated HVAC specification requirements. NCC 2022 raised minimum NatHERS thermal performance to 7 stars (from 6 stars) for all new residential buildings and tightened the Part J6 minimum COP and EER requirements for air conditioning and ventilation in commercial buildings. NCC 2025, published May 2025, went further: Section J standards for commercial buildings were tightened approximately 10–15% above NCC 2022, mandatory energy sub-metering for commercial HVAC systems was introduced for the first time, and gas-powered HVAC systems in new commercial buildings must include sufficient electrical capacity for future electric replacement. The ACT confirmed NCC 2025 adoption from 1 May 2026; other jurisdictions are progressively following. The NABERS benchmark refresh of July 2025 further accelerates commercial HVAC upgrades: buildings with high gas consumption now receive lower energy star ratings as the electricity grid decarbonises, effectively penalising gas-heavy systems and forcing upgrades. Commonwealth office tenants now face a minimum 5.5-star NABERS Energy requirement from July 2025, rising to 6.0 stars in July 2026.

3. Climate Change and Extreme Heat

Australia's population-weighted Cooling Degree Days have increased at a statistically significant 0.9% per year over the past two decades. The heatwave of December 2025 to January 2026 — which pushed temperatures above 45°C at 17 Bureau of Meteorology observation sites — demonstrated the life-safety dimension of cooling infrastructure and drove a 17% surge in retail sales of portable air conditioners, with peak week-on-week growth of 34%. An ACOSS 2025 Heat Survey found that 87% of respondents reported their homes becoming too hot (up from 80.4% in 2024), with 27% reporting ineffective air conditioning and 26% unable to afford to run existing systems. Bushfire smoke events — increasingly frequent given extreme fire weather days have risen 56% over four decades — drive separate HVAC demand: high-efficiency filtration (MERV-13+, HEPA), ventilation system reconfiguration, and ducted refrigerated cooling over evaporative coolers. Both heat and smoke events support the structural narrative that air conditioning in Australia has transitioned from discretionary comfort to essential infrastructure.

4. Electrification and Gas Phase-Out

Electrification mandates represent the most powerful demand catalyst for the Australian HVAC industry through the late 2020s. Victoria, Australia's largest residential gas market with approximately 2 million gas-connected homes, has enacted legislation requiring all new residential and commercial buildings to be built all-electric from 1 January 2027, and mandating that end-of-life gas hot water systems in existing homes be replaced with electric alternatives from 1 March 2027. The ACT has banned new gas connections since December 2023, and the City of Sydney extended similar requirements to new residential developments from 1 January 2026. Federal government support includes a home electrification loan scheme offering up to A$20,000 per household from July 2025, and Victorian Energy Upgrades (VEU) subsidies of up to A$5,530 to replace ducted gas heating with reverse-cycle air conditioning. In H1 2025, nearly 100,000 Victorian households participated in VEU upgrades. The heat pump water heater market is growing at a compound annual rate of 26% in volume (2013–2024), and nearly all new split-system and ducted HVAC equipment now uses R32 refrigerant rather than R410A — marking a fundamental product mix shift. HVAC businesses with heat pump installation capability and electrification-aligned product portfolios are structurally advantaged in this environment.

5. Data Centre and Smart Building Demand

The data centre construction boom is the fastest-growing demand driver for commercial HVAC contractors in Australia. AEMO forecasts data centre energy consumption growing at 25.1% per year, reaching 12.0 TWh by FY2030. JLL projects that Australia needs 175 new data centres by 2030, requiring capacity expansion from 1,350 MW to 3,100 MW and an A$26 billion investment. NSW alone had A$51.9 billion in data centre projects fast-tracked as of March 2026. The Blackstone and CPPIB acquisition of AirTrunk for more than A$24 billion (September 2024) is the most visible signal of the capital flowing into this sector. The Sojitz/Climatech transaction was explicitly driven by Climatech's 21 hyperscale data centre projects over 15 years — and Fredon's government and commercial data centre capability was central to NRW Holdings' acquisition rationale. Average rack densities have risen from 6–12 kW in 2020 to approximately 20 kW today, with liquid cooling overtaking air cooling for high-density applications and demand for cooling system engineers at data centres growing 67% between 2022 and 2026.

6. Refrigerant Transition

Australia's mandatory phase-down of high-GWP refrigerants under the Kigali Amendment is creating a forced equipment replacement cycle across the sector. From 1 July 2024, Australia banned the import and manufacture of small air conditioners using refrigerant with GWP above 750 — effectively prohibiting R410A (GWP 2,088) in new small AC equipment. The ban was extended to multi-head split system outdoor units from 1 July 2025. From 1 January 2026, Australia's HFC import quota was reduced by a further 19%, sitting at approximately 50% below the original baseline. The quota will continue declining toward an 85% reduction by 2036. R410A service refrigerant remains available for existing systems but supply is tightening and prices are rising — creating urgency for building owners to replace older installed equipment and benefiting HVAC service businesses with large R410A-era installed bases. The 2024–25 ARC licencing year saw record volumes, with 11,967 Refrigerant Handling Licences and 2,214 Refrigerant Trading Authorisations issued — the busiest year since 2005 — confirming the scale of transition-related activity. Businesses that have invested in R32 and A2L refrigerant handling tooling and technician training hold a service quality advantage.

7. Skilled Labour Shortage

The HVAC and refrigeration trades face a persistent, structural skills shortage that has been classified by Jobs and Skills Australia as a "persistent shortage" for more than 25 years. JSA data shows an annual net workforce loss of approximately 1,300 RAC technicians — nearly 5% of the sector's 26,100-strong specialist workforce — against a fill rate of only 57% for advertised Technicians and Trades Workers roles nationally. The apprentice pipeline is under severe strain: only 785 RAC mechanic apprentice completions were recorded in 2023 from 1,630 who started in 2019 — a 48.1% completion rate. PSO's Workforce Plan 2025 forecasts a shortfall of 42,000 qualified workers across energy trades by 2030. Wage pressure is the immediate consequence: HVAC technicians earn a 44.6% premium over the all-occupation median, with experienced technicians in Brisbane and Perth commanding A$60 per hour. Labour scarcity is both a growth constraint and a consolidation driver: smaller operators who cannot compete on wages are under selling pressure, while well-capitalised acquirers can build technician pipelines through apprenticeship programs and retention investment that sole traders cannot sustain.

8. Post-COVID Indoor Air Quality and Commercial Fit-Out

The return-to-office movement of 2024–2026 triggered a sustained wave of commercial HVAC upgrades as building owners sought to meet occupant expectations for higher indoor air quality. NABERS Indoor Environment, which rates commercial buildings on ventilation, pollutant levels, and thermal comfort, now covers 357 buildings totalling 7.4 million square metres — with NABERS IE v3.0 (September 2025) introducing updated minimum equipment requirements for PM10, formaldehyde, TVOC, and CO measurement and strengthened CO₂ monitoring obligations. The NSW Government's Net Zero Government Operations Policy requires all government-owned and leased offices to achieve minimum 4.5-star NABERS IE by June 2026 and 5 stars by June 2030 — creating a mandated, government-funded retrofit pipeline for HVAC contractors servicing NSW and Commonwealth properties. Typical IAQ-related HVAC modifications include increased outdoor air intake, economy cycle installation, MERV-13 or HEPA filter upgrades, CO₂ sensor and demand-controlled ventilation installation, and IAQ monitoring systems — projects typically ranging from A$20,000 to A$500,000 and above for large commercial buildings. HVAC businesses with NABERS IE assessors, WELL-accredited professionals, or IAQ monitoring capability on staff are well-positioned to capture this mandate-driven commercial upgrade cycle.

Key Operators

What Drives Value in an HVAC Business

Recurring Maintenance Revenue

The proportion of revenue from contracted preventive maintenance agreements (PMAs), planned service agreements (PSAs), and managed service contracts is the single most important valuation driver across every HVAC subsegment. Businesses with more than 40% of revenue from recurring maintenance typically achieve 1–2 EBITDA turns above comparable project-only businesses. At more than 60% recurring revenue, the premium rises to 2–3 EBITDA turns. Each 10-percentage-point increase in recurring service revenue moves the valuation multiple by approximately 0.3–0.5x EBITDA. A maintenance book generating A$400,000 in annual recurring value can independently attract a standalone valuation of A$800,000–A$1.2 million on top of the EBITDA-based enterprise value. Buyers pay for predictability, contract stickiness, and margin quality — all of which a contracted maintenance book delivers at materially higher gross margins (50–65%) than installation work (35–50%).

Government and Institutional Client Base

Businesses servicing government, defence, health, and education clients consistently achieve higher EBITDA multiples than those reliant on private developer counterparties. Approximately two-thirds of Fredon Industries' revenue was derived from government and institutional work — a central driver of NRW Holdings' A$200 million acquisition price. Commonwealth leasing requirements (minimum 5.5-star NABERS Energy from July 2025), NSW government NABERS IE mandates (4.5 stars by June 2026), and defence estate maintenance contracts all create multi-year, government-funded revenue streams that buyers value at premium multiples. Government counterparty revenue is treated similarly to utility-grade recurring revenue in HVAC M&A — it commands 7.0x–10.0x+ EBITDA when it represents more than 50% of revenue.

BMS and Controls Integration Capability

Building Management Systems (BMS) and controls capability adds 1.0–2.0x EBITDA to a commercial HVAC service operator's base multiple. A service-led HVAC business at 7.0x EBITDA that adds in-house BACnet/Niagara/Tridium capability can re-rate to 8.5–9.0x. NCC 2025's mandatory energy sub-metering and ongoing performance verification requirements directly expand the addressable market for BMS-capable contractors, creating new monitoring contract streams on top of installation work. Carrier Global's sequential acquisition of Automated Logic dealer-contractors in the ACT and NSW reflects this dynamic: BMS businesses with proprietary analytics, long-term support contracts, and government panel positions attract strategic acquirers prepared to pay technology-adjacent multiples rather than pure trade contractor multiples.

Data Centre and Critical Facilities Exposure

Data centre HVAC capability — precision air conditioning, liquid cooling, critical facility commissioning — is currently the highest-growth, highest-margin subsegment in Australian commercial HVAC. AEMO's forecast of 25.1% annual growth in data centre energy consumption to FY2030, A$51.9 billion in fast-tracked NSW data centre projects, and the OpenAI/NEXTDC A$7 billion deal all point to a decade-long construction pipeline that outstrips industry capacity. Sojitz's acquisition of Climatech was explicitly driven by Climatech's 21-project data centre track record. NRW Holdings' rationale for Fredon included Fredon's data centre electrical and mechanical capability. Businesses with active data centre project delivery experience and mission-critical HVAC engineering credentials command multiple premiums of 0.5–1.5x EBITDA over comparable commercial contractors without this exposure.

Technician Depth and Workforce Stability

In an industry characterised by a persistent 25-year skills shortage, the depth and stability of a licensed technician workforce is the most scrutinised item in HVAC M&A due diligence. Key-person risk — the risk that one or two technicians represent the majority of client relationships or technical capacity — is a primary concern for both trade buyers and financial buyers. Businesses with stable technician retention (below 25% annual turnover), multiple licensed technicians per service territory, a documented apprentice pipeline, and market-rate wages are materially more valuable than those relying on a thin bench. Acquirers with greater capital depth — listed companies, PE-backed platforms — can invest in apprenticeship programs, training facilities, and market-rate salaries at a scale that sole traders and small operators cannot match, driving both consolidation and premium pricing for well-staffed targets.

Frequently Asked Questions

Sources & References

1. IBISWorld — Air-Conditioning & Heating Services in Australia (Industry #326): ibisworld.com/australia/industry/air-conditioning-heating-services/326/
2. IBISWorld — Heating, Cooling and Ventilation Equipment Manufacturing (Industry #281): ibisworld.com/australia/industry/heating-cooling-and-ventilation-equipment-manufacturing/281/
3. AIRAH — Pre-Budget Submission 2024 (PDF): airah.org.au — Pre-Budget Submission 2024
4. AIRAH — About Our Industry: airah.org.au/about/industry
5. ABS — ANZSIC 2006 Class 3233: Air Conditioning and Heating Services: abs.gov.au — ANZSIC 3233
6. Climate Control News — Snapshot of Local AC Market (Cold Hard Facts 4, Oct 2024): climatecontrolnews.com.au — Local AC Market Snapshot
7. Climate Control News — 2025 Refrigerant Update: climatecontrolnews.com.au — 2025 Refrigerant Update
8. IndexBox — Australia's HVAC Equipment Market Overview 2024: indexbox.io — HVAC Equipment Australia 2024
9. Expert Market Research — Australia HVAC Market 2025–2035: expertmarketresearch.com.au — Australia HVAC Market
10. ASX Announcement — NRW Holdings / Fredon Acquisition, 2 Sep 2025: ASX — NRW/Fredon Announcement PDF
11. K&L Gates — NRW Holdings / Fredon Advisory Note, Sep 2025: K&L Gates — Fredon Advisory
12. Volution Group — Fantech Acquisition Announcement, 20 Sep 2024: Volution — Fantech RNS PDF
13. Sojitz Corporation — Ellis Air Group Acquisition, May 2023: Austrade — Sojitz Ellis Air
14. Sojitz Corporation — Climatech Group Holdings Announcement, Jan 2025: Sojitz — Climatech Press Release
15. Beijer Ref — AAD & HVAC Consolidated Acquisition, Sep 2022: Beijer Ref — AAD/HVAC Consolidated
16. Beijer Ref — Turner Engineering Acquisition, Nov 2023: Beijer Ref — Turner Engineering
17. Automated Logic — Logical Building Automation Acquisition, May 2025: Automated Logic — Logical Building Automation
18. Automated Logic — Logical Electrical & Service Solutions Acquisition, Apr 2023: Automated Logic — Logical Electrical Solutions
19. Fujitsu General Australia — Paloma Rheem Tender Offer Announcement, Jan 2025: Fujitsu General — Paloma Rheem Announcement
20. Airmaster — AAMS Group Acquisition Press Release, Mar 2026: Airmaster — AAMS Group Acquisition
21. ACCC / MergerLoop — Daikin/AAMS ACCC Review, May 2026: ACCC/MergerLoop — Daikin/AAMS
22. Fieldpiece — Australian Distributor Acquisition, Nov 2024: ACHR News — Fieldpiece Australia
23. Active Cool — Top Industry Issues Affecting Australia's HVAC+R Sector, June 2025: Active Cool — Top Industry Issues 2025
24. CT Acquisitions — Sell Your Commercial HVAC Business in Australia 2026: CT Acquisitions — Commercial HVAC Australia
25. CT Acquisitions — HVAC Business Valuation Guide 2026: CT Acquisitions — HVAC Valuation Guide
26. InterFinancial — Australian Industrials Dashboard, March 2026: InterFinancial — Industrials Dashboard Mar 2026
27. HIA — Dwelling Approvals 2025 Update, February 2026: HIA — Dwelling Approvals Feb 2026
28. ABS — Building Activity Australia, April 2026: ABS — Building Activity
29. NHSAC — Quarterly Report March 2026: NHSAC — March 2026 Quarterly Report
30. Airnexus — NCC 2025 & HVAC Compliance Guide, April 2026: Airnexus — NCC 2025 HVAC Guide
31. NABERS — Key Policies Unlocking Door to Net Zero in Australia's Buildings: NABERS — Key Policies Net Zero
32. RenewEconomy — Victoria Extends Gas Ban to All New Homes, June 2025: RenewEconomy — Victoria Gas Ban
33. Mordor Intelligence — Australia Data Center Cooling Market 2024: Mordor Intelligence — Data Centre Cooling
34. Stantec — The Future of Data Centre Cooling in Australia, July 2025: Stantec — Data Centre Cooling Australia
35. Beijer Ref Australia — HFC Phase-Down Update, February 2026: Beijer Ref — HFC Phase-Down Update
36. ARC — CoolChange Newsletter 76 and 77: ARC — CoolChange Newsletter 76
37. HVAC&R News — Changing Face of Aussie Fridgies (Workforce), April 2025: HVAC&R News — Workforce April 2025
38. NABERS IE v3.0, September 2025: NABERS IE v3.0 PDF
39. AEMO — Oxford Economics Data Centre Energy Consumption Report, 2025: AEMO/Oxford Economics — Data Centre Energy
40. Exit Lab HVAC — EBITDA Multiples 2026: Exit Lab — HVAC EBITDA Multiples 2026
41. Breakwater M&A — HVAC Business Valuation Multiples 2026: Breakwater M&A — HVAC Multiples 2026
42. DFAT — Australia Top Goods & Services Exports/Imports 2024–25 (PDF): DFAT — Trade Statistics 2024–25
43. Amplius Group — About Amplius: ampliusgroup.com.au — About Amplius
44. Tiger & Bear Partners — Sojitz/Climatech Transaction Note: Tiger & Bear — Sojitz/Climatech

Disclaimer: This report is prepared by Morgan Business Sales for general informational purposes only. It does not constitute financial, legal, or investment advice. Transaction values, valuation multiples, and market data are sourced from publicly available information and third-party research and should not be relied upon as definitive. Readers should seek independent professional advice before making any business or investment decision. Morgan Business Sales holds no responsibility for the accuracy of third-party data cited herein.