Company lists · Data refreshed September 2026

Top 18 Subsea systems integrators based in Australia

RevenueBase identified 68 company matches for subsea systems integrators associated with Australia as of September 2026 and tracks 862 professional contacts across them, including 445 with verified work emails. Perth is the largest hub.

This list covers company matches for subsea systems integrators 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 September 29, 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 Sep 29, 2026 How this list was built
68Companies
862Contacts tracked
445Verified emails
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The 18 largest subsea systems integrators based in Australia

Ranked by team size
Top 18 of 68 company matches for subsea systems integrators based in Australia, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Sep 29, 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 matchPerth, AustraliaHQ recorded Sep 29, 202651-20093 contacts →

Exact match

“GTE Group is Perth's largest privately owned System Integrator/Electrical Engineering company.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
2Exact matchOsborne Park, AustraliaHQ recorded Sep 29, 2026201-50040 contacts →

Exact match

“Geo Oceans are an innovative subsea technology company offering industry-leading survey and inspection services to the Oil & Gas industry, we are proud to be part of the Vertech…”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
3Exact matchPerth, AustraliaHQ recorded Sep 29, 20261,001-5,00038 contacts →

Exact match

“Confidence under pressure.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
4Exact matchBibra Lake, AustraliaHQ recorded Sep 29, 202611-5029 contacts →

Exact match

“Blue Ocean Marine Tech Systems is an ocean technology company specialising in the design, development and commercialisation of autonomous subsea data collection and survey systems.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
5Exact matchWelshpool, AustraliaHQ recorded Sep 29, 202611-5028 contacts →

Exact match

“Blakemere - Subsea | Mining | Energy”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
6Exact matchGeelong, AustraliaHQ recorded Sep 29, 20261-1014 contacts →

Exact match

“MultiTek Solutions…Innovative Integrators of Audiovisual Technology!”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
7Exact matchMurarrie, AustraliaHQ recorded Sep 29, 202611-509 contacts →

Exact match

“PLC & SCADA System Integrators *Electrical Installations *Turn Key Projects *Control Panels *Vision Systems *Licensed in QLD, NSW, VIC & SA”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
8Exact matchKingston, AustraliaHQ recorded Sep 29, 202611-506 contacts →

Exact match

“SOSub specialise in custom ROV and Subsea solutions, with an emphasis on aquaculture, science, and one-off special projects and tooling.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
9Exact matchCanning Vale, AustraliaHQ recorded Sep 29, 20261-105 contacts →

Exact match

“DART Technologies (DARTT) is an engineering company founded in 2009 and is located in Perth, Western Australia.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
10Exact matchBrisbane, AustraliaHQ recorded Sep 29, 202611-505 contacts →

Exact match

“Subsea Pty Ltd is a professional marine company offering a wide range of subsea services in support of environmental and engineering surveys and assessments.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
11Exact matchPerth, AustraliaHQ recorded Sep 29, 202611-505 contacts →

Exact match

“Infinity Offshore is a completely INDEPENDENT service provider specialising in PM & E for all projects on and under water.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
12Exact matchCoomera, AustraliaHQ recorded Sep 29, 202611-504 contacts →

Exact match

“Stella Marine Group is based in the Gold Coast, right in the centre of Australia’s foremost marine hub, The Boat Works.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
13Exact matchMelbourne, AustraliaHQ recorded Sep 29, 202611-504 contacts →

Exact match

“SubseaCo is a project management, engineering and project control company that specializes in subsea and offshore projects.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
14Exact matchPerth, AustraliaHQ recorded Sep 29, 20261-103 contacts →

Exact match

Recorded description not available.

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
15Exact matchCarrum Downs, AustraliaHQ recorded Sep 29, 202611-502 contacts →

Exact match

“Dive Works provides innovative subsea inspection, maintenance and repair (IMR), survey services and emergency response, both inshore and offshore.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
16Exact matchPerth, AustraliaHQ recorded Sep 29, 202611-502 contacts →

Exact match

“MHW Integration is a WA based integrator of Information Communication Technoloy systems specialising in the turnkey delivery of end-to-end solutions, from the initial definition…”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
17Exact matchMount Waverley, AustraliaHQ recorded Sep 29, 20261-102 contacts →

Exact match

“Overview Mooring System Solutions Pty Ltd.(trading as Moorsure) brings together leaders in the field of advanced mooring engineering services and a global supplier of a wide range…”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
18Exact matchMaida Vale, AustraliaHQ recorded Sep 29, 20261-102 contacts →

Exact match

“Seadraulics tooling utilizes the latest technologies to supply innovative solutions to subsea operators in a form that removes much client intervention to get the tooling to work.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase

Showing 18 of 68 subsea systems integrators based in Australia

See the full list, filter by size, metro and specialty, and access 445 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Subsea systems integrators based in Australia at a glance

As of Sep 29, 2026
51.6%Verified-email coverage
12.7Average contacts per company
11-50Median size (employees)
27.9%Largest-city concentration · Perth
Sep 29, 2026Page data refreshed

Companies by employee count

1-10
31
11-50
28
51-200
7
201-500
1
1,001-5,000
1

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 68 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 “subsea systems integrators” 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 445 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 September 29, 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 “subsea systems integrators”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many subsea systems integrators are there based in Australia?

RevenueBase identified 68 company matches for subsea systems integrators associated with Australia as of September 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?

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

Which city has the most subsea systems integrators?

Perth leads with 19 company records, followed by Brisbane (3) and Melbourne (3).

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 445 professional contacts with verified work emails tracked across these 68 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 September 29, 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.