Company lists · Data refreshed October 2026

Top 25 Building systems installation contractors based in Australia

Name: Building systems installation contractors based in Australia
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Data refreshed Oct 9, 2026 638 companies tracked

RevenueBase identified 638 company matches for building systems installation contractors associated with Australia as of October 2026 and tracks 8,575 professional contacts across them, including 3,654 with verified work emails. Sydney is the largest hub.

This list covers company matches for building systems installation contractors associated with Australia, found by RevenueBase SmartSearch using the meaning of business descriptions in its company graph at Exact. Ranked by professionals tracked, largest first. Rows show recorded descriptions where available, Exact search membership and the snapshot date. Data refreshed October 9, 2026.

Published by RevenueBase, a B2B data infrastructure company. This list was built with RevenueBase SmartSearch, 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.

How to read this list RevenueBase SmartSearch · Exact Recorded Oct 9, 2026 How this list was built

638Companies

8,575Contacts tracked

3,654Verified emails

Explore this list → Free signup · no credit card · 500 free credits

The 25 largest building systems installation contractors based in Australia

Ranked by team size

Top 25 of 638 company matches for building systems installation contractors based in Australia, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Oct 9, 2026. The RevenueBase SmartSearch column shows Exact match membership in this saved search. Click a contact count to view that company's people. Totals use company locations recorded by RevenueBase; the displayed preview is a smaller selection.
#	Company	RevenueBase SmartSearch	Headquarters	Employees	Contacts
1	Fredon	Exact match	Silverwater, AustraliaHQ recorded Oct 9, 2026	1,001-5,000	821 contacts →
	Exact match “Fredon is an Australian leader in Electrical, HVAC, Infrastructure and Technology services, backed by 24/7 national maintenance capability.” Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase
2	A.G. Coombs	Exact match	Moorabbin, AustraliaHQ recorded Oct 9, 2026	1,001-5,000	519 contacts →
	Exact match “A.G.” Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase
3	Airmaster	Exact match	Scoresby, AustraliaHQ recorded Oct 9, 2026	1,001-5,000	507 contacts →
	Exact match “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…” Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase
4	Grosvenor Engineering Group	Exact match	Moorebank, AustraliaHQ recorded Oct 9, 2026	501-1,000	450 contacts →
	Exact match “Grosvenor Engineering Group is passionate about creating long-term sustainable value for building owners, managers and their occupants.” Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase
5	CV Services Group	Exact match	Hendra, AustraliaHQ recorded Oct 9, 2026	501-1,000	365 contacts →
	Exact match “CV is a multi-disciplinary services provider delivering integrated solutions across infrastructure, construction, asset maintenance, power and signage.” Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase
6	VAE Group	Exact match	Darra, AustraliaHQ recorded Oct 9, 2026	201-500	291 contacts →
	Exact match “VAE engineers, constructs and manages Smarter HVAC Solutions.” Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase
7	Ellis AIR Conditioning	Exact match	Moorabbin Airport, AustraliaHQ recorded Oct 9, 2026	201-500	242 contacts →
	Exact match “Established in 1964, Ellis Air Conditioning has a long history of successfully completing mechanical services projects and preventative maintenance programs for many various…” Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase
8	CIP Constructions	Exact match	Pyrmont, AustraliaHQ recorded Oct 9, 2026	51-200	168 contacts →
	Exact match “CIP Constructions combines experience with an innovative and progressive approach to deliver outstanding results for our clients.” Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase
9	Entire	Exact match	South Melbourne, AustraliaHQ recorded Oct 9, 2026	201-500	126 contacts →
	Exact match “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…” Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase
10	MEP	Exact match	Bibra Lake, AustraliaHQ recorded Oct 9, 2026	201-500	120 contacts →
	Exact match “MEP is an award-winning building services contractor specializing in multiple disciplines across the construction industry.” Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase
11	Stallion Group	Exact match	Mascot, AustraliaHQ recorded Oct 9, 2026	11-50	119 contacts →
	Exact match “The Stallion Group can take care of all your project needs.” Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase
12	Benmax	Exact match	Queanbeyan East, AustraliaHQ recorded Oct 9, 2026	201-500	96 contacts →
	Exact match “We design, manufacture, build and maintain specialised mechanical systems for commercial and industrial facilities to provide healthy, safe and efficient indoor environments for…” Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase
13	Q Design Construct	Exact match	Balcatta, AustraliaHQ recorded Oct 9, 2026	51-200	79 contacts →
	Exact match “Welcome to QDC – Smarter, Integrated Design & Construction Solutions At QDC, we deliver a connected, innovative, and cost-effective approach to the design and construction of…” Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase
14	MIZCO	Exact match	Malaga, AustraliaHQ recorded Oct 9, 2026	51-200	58 contacts →
	Exact match “MIZCO is a diversified Western Australian owned and operated Electrical / Mechanical Building Services Company involved in the Commercial, Industrial, and Oil & Gas Sectors.” Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase
15	Acura Group	Exact match	Tonsley, AustraliaHQ recorded Oct 9, 2026	51-200	53 contacts →
	Exact match “Acura Group gets the services sorted in multi-storey building projects.” Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase
16	DKE Group Dark Knight Engineering	Exact match	Wetherill Park, AustraliaHQ recorded Oct 9, 2026	201-500	51 contacts →
	Exact match “Dark Knight Group is a leading provider of comprehensive Electrical and Mechanical Contracting solutions for the Industrial and Commercial sectors.” Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase
17	DCM Services Design & Construct Mechanical Services PTY LTD	Exact match	Adelaide, AustraliaHQ recorded Oct 9, 2026	51-200	48 contacts →
	Exact match “Design & Construct Mechanical Services (DCM Services) provide quality, innovative, engineered mechanical services installations and maintenance solutions.” Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase
18	Dewpoint Group	Exact match	Grange, AustraliaHQ recorded Oct 9, 2026	11-50	42 contacts →
	Exact match “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…” Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase
19	Auscool AIR Conditioning & Mechanical Services PTY LTD	Exact match	Epping, AustraliaHQ recorded Oct 9, 2026	51-200	40 contacts →
	Exact match “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.” Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase
20	Dynamic Trade Solutions	Exact match	Melbourne, AustraliaHQ recorded Oct 9, 2026	51-200	39 contacts →
	Exact match “At Dynamic Trade Solutions we pride ourselves on the delivery of comprehensive, state of the art solutions to all of your electrical and plumbing needs.” Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase
21	Gstec Building Intelligence Power Solutions	Exact match	Marrickville, AustraliaHQ recorded Oct 9, 2026	51-200	39 contacts →
	Exact match “GSTEC (formerly Greenstar Building Automation) remains an independent player in the mech-elec and building automation markets, utilising a best of breed approach to provide our…” Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase
22	Degree C	Exact match	Ulverstone, AustraliaHQ recorded Oct 9, 2026	201-500	38 contacts →
	Exact match “Degree C is Tasmania’s leading multi-trade contracting company.” Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase
23	Kennedys Group	Exact match	North Geelong, AustraliaHQ recorded Oct 9, 2026	51-200	37 contacts →
	Exact match “For over 50 years, Kennedys Group has cared for the spaces and systems Victorians use to live, work and learn.” Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase
24	Controlworks Victoria	Exact match	Braeside, AustraliaHQ recorded Oct 9, 2026	11-50	37 contacts →
	Exact match “Controlworks is a leader in building automation, energy management and System Integration.” Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase
25	Modcol	Exact match	Taren Point, AustraliaHQ recorded Oct 9, 2026	51-200	37 contacts →
	Exact match “Modcol (est.” Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase

RevenueBase SmartSearch

Describe a niche business in your own words. RevenueBase SmartSearch compares the meaning of your description with company business descriptions compiled in the RevenueBase company graph. Exact, Similar, Related and Broad control how closely companies must fit.

This list uses Exact for “building systems installation contractors”. Each Exact match badge shows membership in that saved search; it is not an individual similarity score or a service-quality rating. Recorded descriptions are shown where available.

Showing 25 of 638 building systems installation contractors based in Australia

See the full list, filter by size, metro and specialty, and access 3,654 tracked professional contacts with verified work emails. Direct dials are available where recorded.

Free signup · no credit card

View the full list →

Building systems installation contractors based in Australia at a glance

As of Oct 9, 2026

42.6%Verified-email coverage

13.4Average contacts per company

11-50Median size (employees)

6.0%Largest-city concentration · Sydney

Oct 9, 2026Page data refreshed

Companies by employee count

1-10

256

11-50

279

51-200

201-500

501-1,000

1,001-5,000

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 638 companies.

How this list was built

The recorded descriptions help you assess these company matches. Check a company’s website for its current services and locations.

Source: The RevenueBase company graph: 60 million companies and 398.9 million professional contacts resolved from primary sources, queried with RevenueBase SmartSearch, the natural-language company search available to every RevenueBase user.
What qualifies: Company records associated with Australia whose business descriptions match “building systems installation contractors” by meaning at the Exact setting. Descriptions are compiled in the RevenueBase company graph from public websites, profiles and company information where available; they are not guaranteed quotations from the company's website.
RevenueBase SmartSearch: Describe a niche company in your own words to find businesses by meaning. Exact, Similar, Related and Broad control the breadth of RevenueBase SmartSearch. This saved list uses Exact. Each row's Exact match badge shows inclusion in that search, not an individual score or a service-quality judgment.
Public preview: The public preview omits records without a verified work email. Where headquarters information is recorded, preview rows are also filtered to this page’s location. Dataset totals and geographic summaries describe the full matched records before these preview filters.
Match quality: RevenueBase's August 25, 2026 study assessed 4,198 description/company pairs across matching settings. The publisher reports 86% good or better at Exact. This evaluates the method across queries; it does not audit this individual list. Recorded company descriptions, where available, help you judge each match yourself. Read the full methodology: how the lists are built and what the study measures.
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 displayed company carries at least one verified work email. RevenueBase tracks 3,654 professional contacts with verified work emails across the full matched dataset. 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 October 9, 2026. Lists refresh periodically as the graph is re-checked.
Record context: Company records and descriptions can change. Check the company's website for its current services and locations.

Building systems installation contractors by metro

Frequently asked

What is RevenueBase SmartSearch?

RevenueBase SmartSearch finds niche companies by the meaning of their business descriptions in the RevenueBase company graph. Exact, Similar, Related and Broad control how closely companies must fit your description. This list uses Exact for “building systems installation contractors”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many building systems installation contractors are there based in Australia?

RevenueBase identified 638 company matches for building systems installation contractors associated with Australia as of October 2026, using the meaning of business descriptions at Exact. This is the recorded matched set in the RevenueBase company graph.

What is the largest company on this list?

Fredon tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.

Which city has the most building systems installation contractors?

Sydney leads with 38 company records, followed by Melbourne (37) and Perth (27).

How do I get contact information for these companies?

A free RevenueBase account lets you run this exact search and work limited free results with 500 credits to start. Upgrading provides access to the 3,654 professional contacts with verified work emails tracked across these 638 companies; direct dials are available where recorded.

How current is this list?

The list refreshes periodically as the company graph is re-checked. This page's figures were pulled on October 9, 2026.

Ready to reach these companies? Verified emails and direct dials for all 638 building systems installation contractors based in Australia. Start with a free account, no credit card.

Download this list →

Related lists

Building systems installation contractors by geography

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 SmartSearch, 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.