Company lists · Data refreshed November 2026

Top 25 Mission critical facilities contractors based in Australia

RevenueBase identified 771 company matches for mission critical facilities contractors associated with Australia as of November 2026 and tracks 11,275 professional contacts across them, including 5,101 with verified work emails. Sydney is the largest hub.

This list covers company matches for mission critical facilities 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 November 6, 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 Nov 6, 2026 How this list was built
771Companies
11,275Contacts tracked
5,101Verified emails
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The 25 largest mission critical facilities contractors based in Australia

Ranked by team size
Top 25 of 771 company matches for mission critical facilities contractors based in Australia, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Nov 6, 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.
#CompanyRevenueBase SmartSearchHeadquartersEmployeesContacts
1Exact matchRydalmere, AustraliaHQ recorded Nov 6, 20261,001-5,000570 contacts →

Exact match

“RSGx is a trusted partner, providing innovative mechanical and electrical construction and engineering solutions with a focus on powering energy transition.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
2Exact matchMoorabbin, AustraliaHQ recorded Nov 6, 20261,001-5,000540 contacts →

Exact match

“A.G.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
3Exact matchScoresby, AustraliaHQ recorded Nov 6, 20261,001-5,000524 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 · Nov 6, 2026 · View company records in RevenueBase
4Exact matchMoorebank, AustraliaHQ recorded Nov 6, 2026501-1,000466 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 · Nov 6, 2026 · View company records in RevenueBase
5Exact matchHendra, AustraliaHQ recorded Nov 6, 2026501-1,000379 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 · Nov 6, 2026 · View company records in RevenueBase
6Exact matchDarra, AustraliaHQ recorded Nov 6, 2026201-500291 contacts →

Exact match

“VAE engineers, constructs and manages Smarter HVAC Solutions.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
7Exact matchMoorabbin Airport, AustraliaHQ recorded Nov 6, 2026201-500248 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 · Nov 6, 2026 · View company records in RevenueBase
8Exact matchPyrmont, AustraliaHQ recorded Nov 6, 202651-200177 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 · Nov 6, 2026 · View company records in RevenueBase
9Exact matchSydney, AustraliaHQ recorded Nov 6, 2026201-500172 contacts →

Exact match

“We are a leading provider of construction and facilities management across Australia.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
10Exact matchLane Cove West, AustraliaHQ recorded Nov 6, 2026201-500138 contacts →

Exact match

“Heyday Group, is a project delivery enterprise that is strongly focused on providing a wide range of design, implementation and maintenance services to the Australian Market.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
11Exact matchSouth Melbourne, AustraliaHQ recorded Nov 6, 2026201-500134 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 · Nov 6, 2026 · View company records in RevenueBase
12Exact matchSydney, AustraliaHQ recorded Nov 6, 2026201-500124 contacts →

Exact match

“From automated distribution centres to hyperscale data centres.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
13Exact matchSunnybank Hills, AustraliaHQ recorded Nov 6, 202651-200124 contacts →

Exact match

“Since the company’s inception in 1992, S.D.F Electrical has grown to become a market leader in the electrical contracting industry.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
14Exact matchBibra Lake, AustraliaHQ recorded Nov 6, 2026201-500123 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 · Nov 6, 2026 · View company records in RevenueBase
15Exact matchSouthbank, AustraliaHQ recorded Nov 6, 2026201-500114 contacts →

Exact match

“As Design to Operations M&E specialists, we provide end-to-end solutions needed to deliver your entire project and asset lifecycle.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
16Exact matchSydney, AustraliaHQ recorded Nov 6, 2026201-500105 contacts →

Exact match

“For nearly 40 years Hirotec, a wholly owned Australian company, has been a leader in integrated technical services.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
17Exact matchPort Melbourne, AustraliaHQ recorded Nov 6, 2026201-500101 contacts →

Exact match

“At SME Powered Services, we specialise in providing our clients access to a highly skilled team ready to collaborate on your next project.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
18Exact matchQueanbeyan East, AustraliaHQ recorded Nov 6, 2026201-500101 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 · Nov 6, 2026 · View company records in RevenueBase
19Exact matchBalcatta, AustraliaHQ recorded Nov 6, 202651-20085 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 · Nov 6, 2026 · View company records in RevenueBase
20Exact matchUnanderra, AustraliaHQ recorded Nov 6, 2026201-50085 contacts →

Exact match

“ARA Electrical's vision is to keep our clients connected by delivering true in-house, full turnkey integrated electrical and communications solutions.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
21Exact matchSydney, AustraliaHQ recorded Nov 6, 202651-20079 contacts →

Exact match

“We are a leading commercial design and construct provider offering full lifecycle partnerships for clients across Australia, New Zealand, and APAC.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
22Exact matchPort Melbourne, AustraliaHQ recorded Nov 6, 202651-20079 contacts →

Exact match

“Kelly Electrical is a leading electrical and communications installation contractor servicing a range of Utility, Commercial, Industrial and Government clients across metro and…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
23Exact matchMelbourne, AustraliaHQ recorded Nov 6, 202651-20070 contacts →

Exact match

“Since establishing in Australia in 2020, FCC Construction Australia is committed to expanding the capability of the Australian construction market by leveraging our proven…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
24Exact matchRichmond, AustraliaHQ recorded Nov 6, 202651-20066 contacts →

Exact match

“A family, value-based business, Keece sole focus is to exceed our customers’ expectations by delivering exceptional electrical projects and maintenance solutions.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
25Exact matchSydney, AustraliaHQ recorded Nov 6, 2026201-50066 contacts →

Exact match

“Multi Services Solutions is built on strong foundations of industry experience and service excellence.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase

Showing 25 of 771 mission critical facilities contractors based in Australia

See the full list, filter by size, metro and specialty, and access 5,101 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Mission critical facilities contractors based in Australia at a glance

As of Nov 6, 2026
45.2%Verified-email coverage
14.6Average contacts per company
11-50Median size (employees)
9.3%Largest-city concentration · Sydney
Nov 6, 2026Page data refreshed

Companies by employee count

1-10
288
11-50
338
51-200
106
201-500
23
501-1,000
2
1,001-5,000
3

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 771 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 “mission critical facilities 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 5,101 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 November 6, 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.

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 “mission critical facilities contractors”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many mission critical facilities contractors are there based in Australia?

RevenueBase identified 771 company matches for mission critical facilities contractors associated with Australia as of November 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?

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

Which city has the most mission critical facilities contractors?

Sydney leads with 72 company records, followed by Melbourne (62) and Perth (31).

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 5,101 professional contacts with verified work emails tracked across these 771 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 November 6, 2026.

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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.