Company lists · Data refreshed September 2026
Top 25 Hvac design build firms based in Australia
RevenueBase identified 714 hvac design build firms headquartered in Australia as of September 2026 and tracks 6,519 professional contacts across them, including 2,962 with verified work emails. Sydney is the largest hub.
This list covers hvac design build firms headquartered in Australia, matched on what each company actually does as described in its own words. Ranked by team size, largest first. Every row shows the company's own description, its RevenueBase Smart Search rating, and when it was last checked. Data refreshed September 20, 2026.
Published by RevenueBase, a B2B data infrastructure company. This list was built with RevenueBase Smart Search, the natural-language company search RevenueBase customers use to build their own targeted lists and unlock verified emails and direct dials at the companies on them. How these lists are built and judged.
The 25 largest hvac design build firms based in Australia
Ranked by team size| # | Company | Contacts | |||
|---|---|---|---|---|---|
| 1 | 502 contacts → | ||||
Indirect evidence “A.G.” Source: RevenueBase Database · checked Sep 20, 2026Thanks. The Data Team will review it. | |||||
| 2 | 495 contacts → | ||||
Partial evidence “At Airmaster, our goal is to lead the way in integrated building services, combining HVAC & R, building automation, electrical, and fire systems to create smart buildings that are…” Source: RevenueBase Database · checked Sep 20, 2026Thanks. The Data Team will review it. | |||||
| 3 | 271 contacts → | ||||
Partial evidence “VAE engineers, constructs and manages Smarter HVAC Solutions.” Source: RevenueBase Database · checked Sep 20, 2026Thanks. The Data Team will review it. | |||||
| 4 | 262 contacts → | ||||
Indirect evidence “Established in Melbourne in 1989, D&E Air Conditioning has grown to become a market and knowledge leader in the delivery of sustainable climate solutions.” Source: RevenueBase Database · checked Sep 20, 2026Thanks. The Data Team will review it. | |||||
| 5 | 229 contacts → | ||||
Partial evidence “At Precise we specialise in delivering integrated, whole-of-life HVAC, Fire, MFE and HVAC Hygiene solutions across Australia.” Source: RevenueBase Database · checked Sep 20, 2026Thanks. The Data Team will review it. | |||||
| 6 | 217 contacts → | ||||
Indirect evidence “Established in 1964, Ellis Air Conditioning has a long history of successfully completing mechanical services projects and preventative maintenance programs for many various…” Source: RevenueBase Database · checked Sep 20, 2026Thanks. The Data Team will review it. | |||||
| 7 | 149 contacts → | ||||
Indirect evidence “MEP is an award-winning building services contractor specializing in multiple disciplines across the construction industry.” Source: RevenueBase Database · checked Sep 20, 2026Thanks. The Data Team will review it. | |||||
| 8 | 119 contacts → | ||||
Partial evidence “Entire began in 1985 and was formed to provide a fully coordinated design, installation and maintenance service for fire protection, fire alarms and mechanical services within the…” Source: RevenueBase Database · checked Sep 20, 2026Thanks. The Data Team will review it. | |||||
| 9 | 82 contacts → | ||||
Strong evidence “We design, manufacture, build and maintain specialised mechanical systems for commercial and industrial facilities to provide healthy, safe and efficient indoor environments for…” Source: RevenueBase Database · checked Sep 20, 2026Thanks. The Data Team will review it. | |||||
| 10 | 58 contacts → | ||||
Indirect evidence “MIZCO is a diversified Western Australian owned and operated Electrical / Mechanical Building Services Company involved in the Commercial, Industrial, and Oil & Gas Sectors.” Source: RevenueBase Database · checked Sep 20, 2026Thanks. The Data Team will review it. | |||||
| 11 | 42 contacts → | ||||
Strong evidence “ARA Mechanical Services Pty Ltd is a leader in Design, Installation, Servicing and Maintaining commercial and industrial air conditioning systems including all HVAC requirements.” Source: RevenueBase Database · checked Sep 20, 2026Thanks. The Data Team will review it. | |||||
| 12 | 42 contacts → | ||||
Strong evidence “Innotech Control Systems design, manufacture and service Heating, Ventilation and Air Conditioning (HVAC), Environmental Control, and Building Automation/Management Systems…” Source: RevenueBase Database · checked Sep 20, 2026Thanks. The Data Team will review it. | |||||
| 13 | 40 contacts → | ||||
Indirect evidence “We are specialists in Installation and Maintenance of Commercial & Industrial Air Conditioning, Ventilation, Heating & Fire Protection.” Source: RevenueBase Database · checked Sep 20, 2026Thanks. The Data Team will review it. | |||||
| 14 | 39 contacts → | ||||
Partial evidence “WELCOME TO DEWPOINT GROUP OF COMPANIES Dewpoint Group is recognised as an industry leader in the design and installation of air conditioning and mechanical services systems and…” Source: RevenueBase Database · checked Sep 20, 2026Thanks. The Data Team will review it. | |||||
| 15 | 37 contacts → | ||||
Indirect evidence “Degree C is Tasmania’s leading multi-trade contracting company.” Source: RevenueBase Database · checked Sep 20, 2026Thanks. The Data Team will review it. | |||||
| 16 | 36 contacts → | ||||
Partial evidence “Auscool Air Conditioning and Mechanical Services is recognised as a HVAC industry leader in the commercial, retail and government sectors, but our inception began much more humbly.” Source: RevenueBase Database · checked Sep 20, 2026Thanks. The Data Team will review it. | |||||
| 17 | 36 contacts → | ||||
Partial evidence “Only a select number of companies can assert their ability to provide the comprehensive range of HVAC, Fire and building services required by large corporate clients, while also…” Source: RevenueBase Database · checked Sep 20, 2026Thanks. The Data Team will review it. | |||||
| 18 | 35 contacts → | ||||
Indirect evidence “Ryan Wilks Pty Ltd is a provider of Electrical, Mechanical, Air-Conditioning and Building Services to the Australian commercial and industrial markets.” Source: RevenueBase Database · checked Sep 20, 2026Thanks. The Data Team will review it. | |||||
| 19 | 34 contacts → | ||||
Indirect evidence “Coldflow is an award winning, proudly Australian owned family business.” Source: RevenueBase Database · checked Sep 20, 2026Thanks. The Data Team will review it. | |||||
| 20 | 33 contacts → | ||||
Indirect evidence “For over 50 years, Paramount Airconditioning has been providing mechanical services solutions.” Source: RevenueBase Database · checked Sep 20, 2026Thanks. The Data Team will review it. | |||||
| 21 | 33 contacts → | ||||
Indirect evidence “Currently consisting of over 80 staff, Quadrant Mechanical Services is a company bringing together the skills, knowledge and expertise of a range of people with specialist…” Source: RevenueBase Database · checked Sep 20, 2026Thanks. The Data Team will review it. | |||||
| 22 | 32 contacts → | ||||
Partial evidence “Austral Air Conditioning Services Pty Ltd is an experienced company with more than 25 years of experience, specialising in the design or/and supply, installation and maintenance…” Source: RevenueBase Database · checked Sep 20, 2026Thanks. The Data Team will review it. | |||||
| 23 | 31 contacts → | ||||
Indirect evidence “Sedatech is a leading mechanical services company, offering comprehensive engineering, construction and maintenance solutions.” Source: RevenueBase Database · checked Sep 20, 2026Thanks. The Data Team will review it. | |||||
| 24 | 30 contacts → | ||||
Indirect evidence “As one of Brisbane’s trusted mechanical services contractors, we help our clients turn their visions into reality.” Source: RevenueBase Database · checked Sep 20, 2026Thanks. The Data Team will review it. | |||||
| 25 | 28 contacts → | ||||
Indirect evidence “We offer a full suite of specialised supply, installation and maintenance services tailored for buildings and facilities.” Source: RevenueBase Database · checked Sep 20, 2026Thanks. The Data Team will review it. | |||||
RevenueBase Smart Search
RevenueBase Smart Search assesses information from a company’s LinkedIn profile, information supplied directly by the company, its website, and other publicly available sources. It uses that information to rate how closely the company relates to this list’s category: hvac design build firms. Every row carries its rating and the description the rating was read from, so each one can be checked rather than taken on trust.
- Strong evidence
- The company's own public description of its business names hvac design build firms.
- Partial evidence
- Its own public description names part of hvac design build firms, so it works in or next to the category without describing itself that way.
- Indirect evidence
- The description shown does not name hvac design build firms. The match rests on the rest of the company's public profile rather than the one sentence quoted here, so this is the rating to check first.
RevenueBase Smart Search is how these lists are built: RevenueBase's data engine and AI assemble the companies that match a category defined in a user's own words, so a list can be about what companies actually do rather than about whichever industry code they were filed under.
Showing 25 of 714 hvac design build firms based in Australia
See the full list, filter by size, metro and specialty, and get verified emails and direct dials for all 2,962 reachable decision-makers.
Free signup · no credit card
Hvac design build firms based in Australia at a glance
As of Sep 20, 2026Companies by employee count
Email recency for this list is measured worldwide rather than for Australia, so it is reported there. Company counts and contact totals on this page are exact for Australia, over 714 companies.
How this list was built
Company categories are rarely black and white. RevenueBase reads each company's own description of its business to decide whether it belongs among hvac design build firms, so some rows will be adjacent to the category rather than pure plays. The description and RevenueBase Smart Search rating on every row are there so you can check each match yourself.
- Source
- The RevenueBase company graph: 60 million companies and 398.9 million professional contacts resolved from primary sources, queried with RevenueBase Smart Search, the natural-language company search available to every RevenueBase user.
- What qualifies
- Companies headquartered in Australia whose own description of what they do matches “hvac design build firms”. Matching reads each company's description, not its industry code or its name.
- RevenueBase Smart Search
- RevenueBase Smart Search is how this list is assembled and how each row is rated. RevenueBase's data engine and AI assess a company's LinkedIn profile, information supplied directly by the company, its website and other publicly available information, then relate it to a category defined in a user's own words. Each row is rated strong evidence (its own description names hvac design build firms), partial evidence (it names part of the category) or indirect evidence (the description shown names none of it and the match rests on the rest of the company's profile). The description supporting each rating is quoted on the row.
- What we exclude
- Companies whose own description does not clearly place them among hvac design build firms, and records with no verified work email. Companies headquartered outside Australia are excluded even when they keep an office there.
- Match quality
- In blind human judging of this matching method, 86% of matched companies were on target. Expect roughly 1 in 7 rows to be adjacent to the category rather than a pure play. Every row shows the company's own description and its RevenueBase Smart Search rating so you can judge each match yourself. Read the full methodology: how the lists are built, how the judging worked, and what the figure means.
- Ranking
- Team size, largest first: companies are ordered by the number of professionals RevenueBase tracks at each one. Employee ranges shown are reported bands, for context.
- Verification
- Every listed company carries at least one verified work email, 2,962 across the full list. Contacts re-verify on a rolling cadence, and each contact's own verification date is shown inside RevenueBase.
- Refresh
- This page's figures were pulled from the company graph on September 20, 2026. Lists refresh periodically as the graph is re-checked.
- Corrections
- Wrong category, wrong headquarters, or a company that has closed? Use “Report an issue” on any row. Reports go to the RevenueBase Data Team and feed back into the company graph.
Hvac design build firms by metro
- Hvac design build firms in Sydney37
- Hvac design build firms in Melbourne33
Frequently asked
What is RevenueBase Smart Search?
RevenueBase Smart Search is how RevenueBase decides which companies belong on this list and how strongly each one fits. Its data engine and AI assess a company's LinkedIn profile, information supplied directly by the company, its website and other publicly available information, then relate it to the category the list is about. Each row is rated strong evidence when the company's own description names hvac design build firms, partial evidence when it names part of the category, and indirect evidence when the description shown names none of it and the match rests on the rest of the company's profile.
How many hvac design build firms are there based in Australia?
RevenueBase identified 714 hvac design build firms headquartered in Australia as of September 2026, matched on each company's own description of what it does rather than its industry code.
What is the largest company on this list?
A.G. Coombs, headquartered in Moorabbin, tops this list with the largest team on record.
Which city has the most hvac design build firms?
Sydney leads with 37 headquartered companies, followed by Melbourne (33) and Perth (20).
How do I get contact information for these companies?
A free RevenueBase account lets you run this exact search and work the top results, verified emails and direct dials included. Upgrading unlocks all 2,962 verified decision-maker contacts tracked across these 714 companies.
How current is this list?
The list refreshes periodically as the company graph is re-checked. This page's figures were pulled on September 20, 2026.
Ready to reach these companies? Verified emails and direct dials for all 714 hvac design build firms based in Australia. Start with a free account, no credit card.
Download this list →Related lists
Hvac design build firms by geography
- Hvac design build firms based in Belo Horizonte, Brazil
- Hvac design build firms based in Rio De Janeiro, Brazil
- Hvac design build firms based in Sao Paulo, Brazil
- Hvac design build firms based in Brampton, Canada
- Hvac design build firms based in Burnaby, Canada
- Hvac design build firms based in Calgary, Canada
- Hvac design build firms based in Edmonton, Canada
- Hvac design build firms based in Mississauga, Canada
- Hvac design build firms based in Ottawa, Canada
- Hvac design build firms based in Toronto, Canada
- Hvac design build firms based in Vancouver, Canada
- Hvac design build firms based in Vaughan, Canada
Browse the directory
About this data
RevenueBase is a B2B data infrastructure company. Its company graph covers 60 million companies and 398.9 million professional contacts, with emails verified on a rolling cadence rather than scraped once and left to decay. These company lists are generated directly from that graph with RevenueBase Smart Search, the same natural-language company search every RevenueBase user has: describe a market in plain words, get the companies that match, and add verified emails and direct dials for the people at them. It is the same data that powers RevenueBase's B2B data products, and a free account includes 500 credits to start. How these lists are built and judged.
More company lists
- All company lists
- Lists by location
- Lists A-Z
- New lists
- Hvac design build firms based in Belo Horizonte, Brazil
- Hvac design build firms based in Rio De Janeiro, Brazil
- Hvac design build firms based in Sao Paulo, Brazil
- Hvac design build firms based in Brampton, Canada
- Hvac design build firms based in Burnaby, Canada
- Hvac design build firms based in Calgary, Canada