Company lists · Data refreshed September 2026
Top 20 Subsea engineering companies based in Australia
RevenueBase identified 97 company matches for subsea engineering companies associated with Australia as of September 2026 and tracks 1,403 professional contacts across them, including 587 with verified work emails. Perth is the largest hub.
This list covers company matches for subsea engineering 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 September 18, 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.
The 20 largest subsea engineering companies based in Australia
Ranked by team size| # | Company | Contacts | |||
|---|---|---|---|---|---|
| 1 | 376 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 · Sep 18, 2026 · View company records in RevenueBase | |||||
| 2 | 119 contacts → | ||||
Exact match “SHELF is a totally independent commercial diving, engineering, project management and marine support & logistics company.” Recorded in the RevenueBase company graph · Sep 18, 2026 · View company records in RevenueBase | |||||
| 3 | 40 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 18, 2026 · View company records in RevenueBase | |||||
| 4 | 38 contacts → | ||||
Exact match “Confidence under pressure.” Recorded in the RevenueBase company graph · Sep 18, 2026 · View company records in RevenueBase | |||||
| 5 | 33 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 · Sep 18, 2026 · View company records in RevenueBase | |||||
| 6 | 29 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 18, 2026 · View company records in RevenueBase | |||||
| 7 | 28 contacts → | ||||
Exact match “Blakemere - Subsea | Mining | Energy” Recorded in the RevenueBase company graph · Sep 18, 2026 · View company records in RevenueBase | |||||
| 8 | 25 contacts → | ||||
Exact match “Franmarine is a diversified marine and underwater service provider to the Defence, Shipping, Infrastructure and Resource industries.” Recorded in the RevenueBase company graph · Sep 18, 2026 · View company records in RevenueBase | |||||
| 9 | 22 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 · Sep 18, 2026 · View company records in RevenueBase | |||||
| 10 | 19 contacts → | ||||
Exact match “Floating Solutions Consulting (FSC) is an independent, Perth-based maritime engineering consultancy founded in 2017, specialising in structural integrity, naval architecture, and…” Recorded in the RevenueBase company graph · Sep 18, 2026 · View company records in RevenueBase | |||||
| 11 | 15 contacts → | ||||
Exact match “UAM Tec's mission is to provide state-of-the-art solutions for subsea and underground exploration, mapping, and monitoring, utilizing advanced technologies such as vehicles…” Recorded in the RevenueBase company graph · Sep 18, 2026 · View company records in RevenueBase | |||||
| 12 | 9 contacts → | ||||
Exact match “Fremantle Commercial Diving (FCD) is a multi-award winning company that has been providing exceptional quality diver-based services for over 35 years.” Recorded in the RevenueBase company graph · Sep 18, 2026 · View company records in RevenueBase | |||||
| 13 | 8 contacts → | ||||
Exact match “Focus Technology Solutions specialises in ROV inspection, data collection, operational support and technical services for a range of offshore and onshore projects.” Recorded in the RevenueBase company graph · Sep 18, 2026 · View company records in RevenueBase | |||||
| 14 | 6 contacts → | ||||
Exact match “SeaO2 is Australia’s leading marine environmental services company, dedicated to merge traditional marine construction skills with cutting edge marine science and engineering.” Recorded in the RevenueBase company graph · Sep 18, 2026 · View company records in RevenueBase | |||||
| 15 | 6 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 18, 2026 · View company records in RevenueBase | |||||
| 16 | 5 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 18, 2026 · View company records in RevenueBase | |||||
| 17 | 5 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 18, 2026 · View company records in RevenueBase | |||||
| 18 | 5 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 18, 2026 · View company records in RevenueBase | |||||
| 19 | 5 contacts → | ||||
Exact match “Southern Divers is a commercial diving company based in Melbourne.” Recorded in the RevenueBase company graph · Sep 18, 2026 · View company records in RevenueBase | |||||
| 20 | 5 contacts → | ||||
Exact match “AqualisBraemar (Offshore) is a leading provider of marine, offshore and engineering consultancy services in the offshore oil and gas and renewables industries.” Recorded in the RevenueBase company graph · Sep 18, 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 “subsea engineering companies”. 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 20 of 97 subsea engineering companies based in Australia
See the full list, filter by size, metro and specialty, and access 587 tracked professional contacts with verified work emails. Direct dials are available where recorded.
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Subsea engineering companies based in Australia at a glance
As of Sep 18, 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 97 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 engineering 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 587 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 18, 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 engineering companies”; each Exact match badge shows search membership, not an individual similarity or quality score.
How many subsea engineering companies are there based in Australia?
RevenueBase identified 97 company matches for subsea engineering companies 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?
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 engineering companies?
Perth leads with 26 company records, followed by Fremantle (4) and Melbourne (4).
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 587 professional contacts with verified work emails tracked across these 97 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 18, 2026.
Ready to reach these companies? Verified emails and direct dials for all 97 subsea engineering companies based in Australia. Start with a free account, no credit card.
Download this list →Related lists
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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.
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Company intelligence · public preview
Top 20 subsea engineering companies based in Australia
Find companies in any niche.
Describe the businesses you want in your own words. RevenueBase SmartSearch matches company descriptions by meaning.
RevenueBase records 97 matching company records for subsea engineering companies based in Australia, with 1,403 tracked contacts and 587 verified work emails.
This public preview shows 20 selected records ordered by tracked contacts. RevenueBase SmartSearch finds company descriptions that match by meaning at Exact. Snapshot: September 18, 2026.
RevenueBase compiles business descriptions for niche-company discovery; each row shows a recorded excerpt where available. Adapt this search to find the companies and contacts you want.
Top 20 subsea engineering companies based in Australia
The public list shows selected company records with contact and verified-email coverage. Reported employee bands provide separate company-size context.
| # | Company | Headquarters on record | Reported employees | RevenueBase SmartSearch | Tracked contacts |
|---|---|---|---|---|---|
| 1 |  Bhagwan Marinebhagwanmarine.comHQ: Perth, AustraliaReported employees: 501-1,000 | Perth, Australia | 501-1,000 | Exact match | 376 contacts → |
“Bhagwan Marine is Australia's largest marine solutions provider operating in the offshore energy, subsea, ports & inshore and defence sectors.” Recorded description excerpt · September 18, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 2 |  Shelf Subseashelfsubsea.comHQ: Osborne Park, AustraliaReported employees: 51-200 | Osborne Park, Australia | 51-200 | Exact match | 119 contacts → |
“SHELF is a totally independent commercial diving, engineering, project management and marine support & logistics company.” Recorded description excerpt · September 18, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 3 | GEO Oceansgeooceans.com HQ: Osborne Park, AustraliaReported employees: 201-500 | Osborne Park, Australia | 201-500 | Exact match | 40 contacts → |
“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 description excerpt · September 18, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 4 |  JFD Australiajames-fisher.comHQ: Perth, AustraliaReported employees: 1,001-5,000 | Perth, Australia | 1,001-5,000 | Exact match | 38 contacts → |
“Confidence under pressure.” Recorded description excerpt · September 18, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 5 |  Commercial Marine Group PTY LTDcommercialmarinegroup.com.auHQ: Murarrie, AustraliaReported employees: 11-50 | Murarrie, Australia | 11-50 | Exact match | 33 contacts → |
“At Commercial Marine Group, we provide trusted, innovative and sustainable marine construction solutions, ensuring the safety, longevity, and success of critical infrastructure.” Recorded description excerpt · September 18, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 6 |  Blue Ocean Marine Tech Systemsblueoceanmts.comHQ: Bibra Lake, AustraliaReported employees: 11-50 | Bibra Lake, Australia | 11-50 | Exact match | 29 contacts → |
“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 description excerpt · September 18, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 7 |  Blakemereblakemere.com.auHQ: Welshpool, AustraliaReported employees: 11-50 | Welshpool, Australia | 11-50 | Exact match | 28 contacts → |
“Blakemere - Subsea | Mining | Energy” Recorded description excerpt · September 18, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 8 |  Franmarinefranmarine.com.auHQ: Henderson, AustraliaReported employees: 51-200 | Henderson, Australia | 51-200 | Exact match | 25 contacts → |
“Franmarine is a diversified marine and underwater service provider to the Defence, Shipping, Infrastructure and Resource industries.” Recorded description excerpt · September 18, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 9 | MMA Offshore Limitedmmaoffshore.com HQ: Perth, AustraliaReported employees: 1,001-5,000 | Perth, Australia | 1,001-5,000 | Exact match | 22 contacts → |
“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 description excerpt · September 18, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 10 |  Floating Solutions Consultingfloatingsolutions.consultingHQ: Perth, AustraliaReported employees: 11-50 | Perth, Australia | 11-50 | Exact match | 19 contacts → |
“Floating Solutions Consulting (FSC) is an independent, Perth-based maritime engineering consultancy founded in 2017, specialising in structural integrity, naval architecture, and…” Recorded description excerpt · September 18, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 11 | UAM TECuamtec.com HQ: Campbellfield, AustraliaReported employees: 11-50 | Campbellfield, Australia | 11-50 | Exact match | 15 contacts → |
“UAM Tec's mission is to provide state-of-the-art solutions for subsea and underground exploration, mapping, and monitoring, utilizing advanced technologies such as vehicles…” Recorded description excerpt · September 18, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 12 | Fremantle Commercial Divingfremantlecommercialdiving.com.au HQ: Bibra Lake, AustraliaReported employees: 11-50 | Bibra Lake, Australia | 11-50 | Exact match | 9 contacts → |
“Fremantle Commercial Diving (FCD) is a multi-award winning company that has been providing exceptional quality diver-based services for over 35 years.” Recorded description excerpt · September 18, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 13 | Focus Technology Solutionsfocustechnology.com.au HQ: Bibra Lake, AustraliaReported employees: 11-50 | Bibra Lake, Australia | 11-50 | Exact match | 8 contacts → |
“Focus Technology Solutions specialises in ROV inspection, data collection, operational support and technical services for a range of offshore and onshore projects.” Recorded description excerpt · September 18, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 14 | Seao2seao2.com.au HQ: Balmain, AustraliaReported employees: 1-10 | Balmain, Australia | 1-10 | Exact match | 6 contacts → |
“SeaO2 is Australia’s leading marine environmental services company, dedicated to merge traditional marine construction skills with cutting edge marine science and engineering.” Recorded description excerpt · September 18, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 15 | Southern Ocean Subsea PTY LTDsosub.com.au HQ: Kingston, AustraliaReported employees: 11-50 | Kingston, Australia | 11-50 | Exact match | 6 contacts → |
“SOSub specialise in custom ROV and Subsea solutions, with an emphasis on aquaculture, science, and one-off special projects and tooling.” Recorded description excerpt · September 18, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 16 |  Dart Technologiesdartt.com.auHQ: Canning Vale, AustraliaReported employees: 1-10 | Canning Vale, Australia | 1-10 | Exact match | 5 contacts → |
“DART Technologies (DARTT) is an engineering company founded in 2009 and is located in Perth, Western Australia.” Recorded description excerpt · September 18, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 17 |  Subsea PTY LTDsubsea.com.auHQ: Brisbane, AustraliaReported employees: 11-50 | Brisbane, Australia | 11-50 | Exact match | 5 contacts → |
“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 description excerpt · September 18, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 18 |  Infinity Offshore PTY LTDinfinityoffshore.com.auHQ: Perth, AustraliaReported employees: 11-50 | Perth, Australia | 11-50 | Exact match | 5 contacts → |
“Infinity Offshore is a completely INDEPENDENT service provider specialising in PM & E for all projects on and under water.” Recorded description excerpt · September 18, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 19 |  Southern Diverssoutherndivers.com.auHQ: Melbourne, AustraliaReported employees: 1-10 | Melbourne, Australia | 1-10 | Exact match | 5 contacts → |
“Southern Divers is a commercial diving company based in Melbourne.” Recorded description excerpt · September 18, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 20 |  Braemar Technical Services Offshoreaqualisbraemar.comHQ: Perth, AustraliaReported employees: 51-200 | Perth, Australia | 51-200 | Exact match | 5 contacts → |
“AqualisBraemar (Offshore) is a leading provider of marine, offshore and engineering consultancy services in the offshore oil and gas and renewables industries.” Recorded description excerpt · September 18, 2026Open company data in RevenueBase ↗Free signup required. | |||||
Showing 20 of 97 company matches
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Subsea engineering companies: dataset insights
September 18, 2026These summaries describe recorded coverage in this saved dataset. This page is derived from saved source records; per-contact mobile coverage and email-recency results are not established by this snapshot.
Reported company sizes
97 records in the displayed employee bands.
0 matching records are outside the displayed bands or do not have a displayed size. Bars show shares of the displayed bands.
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 97 companies.
How this company list was built
Describe a niche in your own words: companies installing commercial solar, or manufacturers of sustainable packaging. RevenueBase SmartSearch finds companies whose compiled business descriptions match by meaning. This list is one saved example to adapt.
Where the company descriptions come from
RevenueBase compiles company information from public sources, including company websites and public professional profiles such as LinkedIn, alongside information supplied by companies. The short recorded excerpt shown here is separate from the complete business description used for matching; individual source URLs and collection dates are not provided in this public snapshot.
RevenueBase SmartSearch matching settings
- Exact
- Closest fits to the business described.
- Similar
- Similar businesses with a wider range of fits.
- Related
- Related businesses in and around the category.
- Broad
- A broader set of businesses connected to the description.
RevenueBase SmartSearch · Exact match identifies inclusion in this search's closest semantic matching setting. It is not a per-company confidence score, a literal keyword match, or a quality endorsement.
Selection, ordering and scope
The public list shows selected company records with contact and verified-email coverage. Reported employee bands provide separate company-size context.
This page is derived from saved source records; per-contact mobile coverage and email-recency results are not established by this snapshot.
Recorded company descriptions support research; check company websites for current services. The selected preview is ordered by tracked contacts and is not a list of the best service providers.
Snapshot: September 18, 2026.
RevenueBase is a B2B data infrastructure company. Its September 3, 2026 published methodology describes a graph of 60 million companies and 398.9 million professional contacts; these platform figures differ from this page's totals. Published methodology ↗
Questions about this company list
What does Exact match mean for subsea engineering companies?
The separate RevenueBase SmartSearch column identifies inclusion at the closest semantic matching preset. It is not a literal keyword match, a per-company confidence score or a quality endorsement. Changing the search form opens a new search in RevenueBase; it does not reclassify these saved rows.
How many subsea engineering companies did RevenueBase find based in Australia?
The saved snapshot records 97 matching company records, 1,403 tracked contacts and 587 verified emails. The public preview displays 20 selected records.
Where do the company descriptions come from?
RevenueBase compiles company information from public sources, including company websites and public professional profiles such as LinkedIn, alongside information supplied by companies. The short recorded excerpt shown here is separate from the complete business description used for matching; individual source URLs and collection dates are not provided in this public snapshot.
How are the public companies ordered?
The selected public records are ordered by contacts tracked in RevenueBase, highest first. Contact coverage is a prospecting measure, not an assessment of the company's services or quality.
How can I get contact information?
Select a company's contact count to open its filtered contacts in RevenueBase. Free signup is required and includes 500 credits and limited free results. Verified emails, direct dials and mobile numbers depend on available coverage.
How current is this list?
Snapshot: September 18, 2026. Review each company's website for current services and locations. A recorded business description does not establish that every company offers every service named in the search.
What do headquarters and employee bands mean?
These are recorded company-level fields, rather than a map of every branch or a count of specialists. Missing headquarters or employee bands are labeled; older records may show a location separately from recorded headquarters.
Build your next target company list
Adapt this niche search and work with available contacts in RevenueBase.
Related lists
Subsea engineering companies by geography
- Subsea engineering companies based in Brazil
- Subsea engineering companies based in Canada
- Subsea engineering companies based in Chile
- Subsea engineering companies based in Denmark
- Subsea engineering companies based in Egypt
- Subsea engineering companies based in France
- Subsea engineering companies based in Germany
- Subsea engineering companies based in India
- Subsea engineering companies based in Indonesia
- Subsea engineering companies based in Italy
- Subsea engineering companies based in Malaysia
- Subsea engineering companies based in Mexico
Cite this list
RevenueBase Data Team. Top 20 subsea engineering companies based in Australia. Snapshot: September 18, 2026. https://revenuebase.ai/companies/subsea-engineering-companies/australia.
This is a selected public preview of saved company records, rather than an independently verified census. Open the source page ↗
More company lists
- All company lists
- Lists by location
- Lists A-Z
- New lists
- Subsea engineering companies based in Brazil
- Subsea engineering companies based in Canada
- Subsea engineering companies based in Chile
- Subsea engineering companies based in Denmark
- Subsea engineering companies based in Egypt
- Subsea engineering companies based in France
Company intelligence · public preview
Top 20 subsea engineering companies based in Australia
RevenueBase records 97 matching company records for subsea engineering companies based in Australia, with 1,403 tracked contacts and 587 verified work emails.
This public preview shows 20 selected records ordered by tracked contacts. RevenueBase SmartSearch finds company descriptions that match by meaning at Exact. Snapshot: September 18, 2026.
RevenueBase compiles business descriptions for niche-company discovery; each row shows a recorded excerpt where available. Adapt this search to find the companies and contacts you want.
Top 20 subsea engineering companies based in Australia
The public list shows selected company records with contact and verified-email coverage. Reported employee bands provide separate company-size context.
| # | Company | Headquarters on record | Reported employees | RevenueBase SmartSearch | Tracked contacts |
|---|---|---|---|---|---|
| 1 | Bhagwan Marinebhagwanmarine.com HQ: Perth, AustraliaReported employees: 501-1,000 | Perth, Australia | 501-1,000 | Exact match | 376 contacts → |
“Bhagwan Marine is Australia's largest marine solutions provider operating in the offshore energy, subsea, ports & inshore and defence sectors.” Recorded description excerpt · September 18, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 2 | Shelf Subseashelfsubsea.com HQ: Osborne Park, AustraliaReported employees: 51-200 | Osborne Park, Australia | 51-200 | Exact match | 119 contacts → |
“SHELF is a totally independent commercial diving, engineering, project management and marine support & logistics company.” Recorded description excerpt · September 18, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 3 | GEO Oceansgeooceans.com HQ: Osborne Park, AustraliaReported employees: 201-500 | Osborne Park, Australia | 201-500 | Exact match | 40 contacts → |
“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 description excerpt · September 18, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 4 | JFD Australiajames-fisher.com HQ: Perth, AustraliaReported employees: 1,001-5,000 | Perth, Australia | 1,001-5,000 | Exact match | 38 contacts → |
“Confidence under pressure.” Recorded description excerpt · September 18, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 5 | Commercial Marine Group PTY LTDcommercialmarinegroup.com.au HQ: Murarrie, AustraliaReported employees: 11-50 | Murarrie, Australia | 11-50 | Exact match | 33 contacts → |
“At Commercial Marine Group, we provide trusted, innovative and sustainable marine construction solutions, ensuring the safety, longevity, and success of critical infrastructure.” Recorded description excerpt · September 18, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 6 | Blue Ocean Marine Tech Systemsblueoceanmts.com HQ: Bibra Lake, AustraliaReported employees: 11-50 | Bibra Lake, Australia | 11-50 | Exact match | 29 contacts → |
“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 description excerpt · September 18, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 7 | Blakemereblakemere.com.au HQ: Welshpool, AustraliaReported employees: 11-50 | Welshpool, Australia | 11-50 | Exact match | 28 contacts → |
“Blakemere - Subsea | Mining | Energy” Recorded description excerpt · September 18, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 8 | Franmarinefranmarine.com.au HQ: Henderson, AustraliaReported employees: 51-200 | Henderson, Australia | 51-200 | Exact match | 25 contacts → |
“Franmarine is a diversified marine and underwater service provider to the Defence, Shipping, Infrastructure and Resource industries.” Recorded description excerpt · September 18, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 9 | MMA Offshore Limitedmmaoffshore.com HQ: Perth, AustraliaReported employees: 1,001-5,000 | Perth, Australia | 1,001-5,000 | Exact match | 22 contacts → |
“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 description excerpt · September 18, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 10 | Floating Solutions Consultingfloatingsolutions.consulting HQ: Perth, AustraliaReported employees: 11-50 | Perth, Australia | 11-50 | Exact match | 19 contacts → |
“Floating Solutions Consulting (FSC) is an independent, Perth-based maritime engineering consultancy founded in 2017, specialising in structural integrity, naval architecture, and…” Recorded description excerpt · September 18, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 11 | UAM TECuamtec.com HQ: Campbellfield, AustraliaReported employees: 11-50 | Campbellfield, Australia | 11-50 | Exact match | 15 contacts → |
“UAM Tec's mission is to provide state-of-the-art solutions for subsea and underground exploration, mapping, and monitoring, utilizing advanced technologies such as vehicles…” Recorded description excerpt · September 18, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 12 | Fremantle Commercial Divingfremantlecommercialdiving.com.au HQ: Bibra Lake, AustraliaReported employees: 11-50 | Bibra Lake, Australia | 11-50 | Exact match | 9 contacts → |
“Fremantle Commercial Diving (FCD) is a multi-award winning company that has been providing exceptional quality diver-based services for over 35 years.” Recorded description excerpt · September 18, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 13 | Focus Technology Solutionsfocustechnology.com.au HQ: Bibra Lake, AustraliaReported employees: 11-50 | Bibra Lake, Australia | 11-50 | Exact match | 8 contacts → |
“Focus Technology Solutions specialises in ROV inspection, data collection, operational support and technical services for a range of offshore and onshore projects.” Recorded description excerpt · September 18, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 14 | Seao2seao2.com.au HQ: Balmain, AustraliaReported employees: 1-10 | Balmain, Australia | 1-10 | Exact match | 6 contacts → |
“SeaO2 is Australia’s leading marine environmental services company, dedicated to merge traditional marine construction skills with cutting edge marine science and engineering.” Recorded description excerpt · September 18, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 15 | Southern Ocean Subsea PTY LTDsosub.com.au HQ: Kingston, AustraliaReported employees: 11-50 | Kingston, Australia | 11-50 | Exact match | 6 contacts → |
“SOSub specialise in custom ROV and Subsea solutions, with an emphasis on aquaculture, science, and one-off special projects and tooling.” Recorded description excerpt · September 18, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 16 | Dart Technologiesdartt.com.au HQ: Canning Vale, AustraliaReported employees: 1-10 | Canning Vale, Australia | 1-10 | Exact match | 5 contacts → |
“DART Technologies (DARTT) is an engineering company founded in 2009 and is located in Perth, Western Australia.” Recorded description excerpt · September 18, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 17 | Subsea PTY LTDsubsea.com.au HQ: Brisbane, AustraliaReported employees: 11-50 | Brisbane, Australia | 11-50 | Exact match | 5 contacts → |
“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 description excerpt · September 18, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 18 | Infinity Offshore PTY LTDinfinityoffshore.com.au HQ: Perth, AustraliaReported employees: 11-50 | Perth, Australia | 11-50 | Exact match | 5 contacts → |
“Infinity Offshore is a completely INDEPENDENT service provider specialising in PM & E for all projects on and under water.” Recorded description excerpt · September 18, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 19 | Southern Diverssoutherndivers.com.au HQ: Melbourne, AustraliaReported employees: 1-10 | Melbourne, Australia | 1-10 | Exact match | 5 contacts → |
“Southern Divers is a commercial diving company based in Melbourne.” Recorded description excerpt · September 18, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 20 | Braemar Technical Services Offshoreaqualisbraemar.com HQ: Perth, AustraliaReported employees: 51-200 | Perth, Australia | 51-200 | Exact match | 5 contacts → |
“AqualisBraemar (Offshore) is a leading provider of marine, offshore and engineering consultancy services in the offshore oil and gas and renewables industries.” Recorded description excerpt · September 18, 2026Open company data in RevenueBase ↗Free signup required. | |||||
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Subsea engineering companies: dataset insights
September 18, 2026These summaries describe recorded coverage in this saved dataset. This page is derived from saved source records; per-contact mobile coverage and email-recency results are not established by this snapshot.
Reported company sizes
97 records in the displayed employee bands.
0 matching records are outside the displayed bands or do not have a displayed size. Bars show shares of the displayed bands.
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 97 companies.
How this company list was built
Describe a niche in your own words: companies installing commercial solar, or manufacturers of sustainable packaging. RevenueBase SmartSearch finds companies whose compiled business descriptions match by meaning. This list is one saved example to adapt.
Where the company descriptions come from
RevenueBase compiles company information from public sources, including company websites and public professional profiles such as LinkedIn, alongside information supplied by companies. The short recorded excerpt shown here is separate from the complete business description used for matching; individual source URLs and collection dates are not provided in this public snapshot.
RevenueBase SmartSearch matching settings
- Exact
- Closest fits to the business described.
- Similar
- Similar businesses with a wider range of fits.
- Related
- Related businesses in and around the category.
- Broad
- A broader set of businesses connected to the description.
RevenueBase SmartSearch · Exact match identifies inclusion in this search's closest semantic matching setting. It is not a per-company confidence score, a literal keyword match, or a quality endorsement.
Selection, ordering and scope
The public list shows selected company records with contact and verified-email coverage. Reported employee bands provide separate company-size context.
This page is derived from saved source records; per-contact mobile coverage and email-recency results are not established by this snapshot.
Recorded company descriptions support research; check company websites for current services. The selected preview is ordered by tracked contacts and is not a list of the best service providers.
Snapshot: September 18, 2026.
RevenueBase is a B2B data infrastructure company. Its September 3, 2026 published methodology describes a graph of 60 million companies and 398.9 million professional contacts; these platform figures differ from this page's totals. Published methodology ↗
Questions about this company list
What does Exact match mean for subsea engineering companies?
The separate RevenueBase SmartSearch column identifies inclusion at the closest semantic matching preset. It is not a literal keyword match, a per-company confidence score or a quality endorsement. Changing the search form opens a new search in RevenueBase; it does not reclassify these saved rows.
How many subsea engineering companies did RevenueBase find based in Australia?
The saved snapshot records 97 matching company records, 1,403 tracked contacts and 587 verified emails. The public preview displays 20 selected records.
Where do the company descriptions come from?
RevenueBase compiles company information from public sources, including company websites and public professional profiles such as LinkedIn, alongside information supplied by companies. The short recorded excerpt shown here is separate from the complete business description used for matching; individual source URLs and collection dates are not provided in this public snapshot.
How are the public companies ordered?
The selected public records are ordered by contacts tracked in RevenueBase, highest first. Contact coverage is a prospecting measure, not an assessment of the company's services or quality.
How can I get contact information?
Select a company's contact count to open its filtered contacts in RevenueBase. Free signup is required and includes 500 credits and limited free results. Verified emails, direct dials and mobile numbers depend on available coverage.
How current is this list?
Snapshot: September 18, 2026. Review each company's website for current services and locations. A recorded business description does not establish that every company offers every service named in the search.
What do headquarters and employee bands mean?
These are recorded company-level fields, rather than a map of every branch or a count of specialists. Missing headquarters or employee bands are labeled; older records may show a location separately from recorded headquarters.
Build your next target company list
Adapt this niche search and work with available contacts in RevenueBase.
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Cite this list
RevenueBase Data Team. Top 20 subsea engineering companies based in Australia. Snapshot: September 18, 2026. https://revenuebase.ai/companies/subsea-engineering-companies/australia.
This is a selected public preview of saved company records, rather than an independently verified census. Open the source page ↗
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