Company lists · Data refreshed November 2026

Top 17 Subsea structure installation companies based in Australia

RevenueBase identified 52 company matches for subsea structure installation companies associated with Australia as of November 2026 and tracks 2,338 professional contacts across them, including 991 with verified work emails. Perth is the largest hub.

This list covers company matches for subsea structure installation companies 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
52Companies
2,338Contacts tracked
991Verified emails
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The 17 largest subsea structure installation companies based in Australia

Ranked by team size
Top 17 of 52 company matches for subsea structure installation companies 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 matchPerth, AustraliaHQ recorded Nov 6, 2026501-1,000386 contacts →

Exact match

“Bhagwan Marine is Australia's largest marine solutions provider operating in the offshore energy, subsea, ports & inshore and defence sectors.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
2Exact matchPerth, AustraliaHQ recorded Nov 6, 20261,001-5,000309 contacts →

Exact match

“Cyan Renewables (rebranded from MMA Offshore in July 2025) is a leading provider of marine and subsea services supporting the global energy transition.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
3Exact matchRozelle, AustraliaHQ recorded Nov 6, 202651-20043 contacts →

Exact match

“Established in 2001, SMC Marine is a maritime contractor with a wide range of marine construction capabilities.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
4Exact matchOsborne Park, AustraliaHQ recorded Nov 6, 2026201-50041 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 · Nov 6, 2026 · View company records in RevenueBase
5Exact matchWelshpool, AustraliaHQ recorded Nov 6, 202611-5034 contacts →

Exact match

“Blakemere - Subsea | Mining | Energy”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
6Exact matchMurarrie, AustraliaHQ recorded Nov 6, 202611-5032 contacts →

Exact match

“At Commercial Marine Group, we provide trusted, innovative and sustainable marine construction solutions, ensuring the safety, longevity, and success of critical infrastructure.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
7Exact matchPerth, AustraliaHQ recorded Nov 6, 20261,001-5,00015 contacts →

Exact match

“At MMA Offshore, we specialise in providing high-specification vessels and a comprehensive suite of marine and subsea services to the offshore energy and wider maritime industries.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
8Exact matchWangara, AustraliaHQ recorded Nov 6, 202611-509 contacts →

Exact match

“Geomarine is an employee-owned, Australian-grown marine construction company delivering services to clients in the Transport, Defence and Infrastructure sectors.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
9Exact matchCoomera, AustraliaHQ recorded Nov 6, 202611-505 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 · Nov 6, 2026 · View company records in RevenueBase
10Exact matchBrisbane, AustraliaHQ recorded Nov 6, 202611-504 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 · Nov 6, 2026 · View company records in RevenueBase
11Exact matchMelbourne, AustraliaHQ recorded Nov 6, 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 · Nov 6, 2026 · View company records in RevenueBase
12Exact matchWynnum, AustraliaHQ recorded Nov 6, 20261-104 contacts →

Exact match

“Specialist Port Equipment (SPE) are suppliers of Berthing, Mooring and Access equipment for Port Owners, Operators and Consultants who are risk averse, requiring high quality…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
13Exact matchSydney, AustraliaHQ recorded Nov 6, 202611-503 contacts →

Exact match

“Protectorshell Articulated Pipe is a clip together cable protection system developed to provide shallow water abrasion and impact protection for fiber optic cables, subsea cables…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
14Exact matchMount Waverley, AustraliaHQ recorded Nov 6, 20261-103 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 · Nov 6, 2026 · View company records in RevenueBase
15Exact matchMaida Vale, AustraliaHQ recorded Nov 6, 20261-103 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 · Nov 6, 2026 · View company records in RevenueBase
16Exact matchWelshpool, AustraliaHQ recorded Nov 6, 20261-103 contacts →

Exact match

Recorded description not available.

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
17Exact matchPerth, AustraliaHQ recorded Nov 6, 20261-103 contacts →

Exact match

Recorded description not available.

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

Showing 17 of 52 subsea structure installation companies based in Australia

See the full list, filter by size, metro and specialty, and access 991 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Subsea structure installation companies based in Australia at a glance

As of Nov 6, 2026
42.4%Verified-email coverage
45.0Average contacts per company
11-50Median size (employees)
30.8%Largest-city concentration · Perth
Nov 6, 2026Page data refreshed

Companies by employee count

1-10
20
11-50
18
51-200
7
201-500
2
501-1,000
3
1,001-5,000
2

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 52 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 structure installation companies” 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 991 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 “subsea structure installation companies”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many subsea structure installation companies are there based in Australia?

RevenueBase identified 52 company matches for subsea structure installation companies 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?

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

Which city has the most subsea structure installation companies?

Perth leads with 16 company records, followed by Fremantle (3) and Sydney (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 991 professional contacts with verified work emails tracked across these 52 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.