Company lists · Data refreshed September 2026
Top 25 Subsea completion systems manufacturers worldwide
RevenueBase identified 536 subsea completion systems manufacturers worldwide as of September 2026 and tracks 61,334 professional contacts across them, including 16,539 with verified work emails and 0 with mobile numbers. The United States is the largest market and Houston the largest hub.
This list covers subsea completion systems manufacturers worldwide, matched on what each company actually does as described in its own words. Ranked by team size, largest first. Every row shows the company's own description, its RevenueBase Smart Search rating, and when it was last checked. Data refreshed September 18, 2026. Country and city lists for subsea completion systems manufacturers follow the table.
Published by RevenueBase, a B2B data infrastructure company. This list was built with RevenueBase Smart Search, 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 25 largest subsea completion systems manufacturers worldwide
Ranked by team size| # | Company | Contacts | |||
|---|---|---|---|---|---|
| 1 | 12,031 contacts → | ||||
Indirect evidence “Oceaneering is a global technology company delivering engineered services and products and robotic solutions to the offshore energy, defense, aerospace, and manufacturing…” Source: RevenueBase Database · checked Sep 18, 2026Thanks. The Data Team will review it. | |||||
| 2 | 6,543 contacts → | ||||
Partial evidence “SLB OneSubsea is the world’s leading subsea technology and solutions provider, focused on accelerating innovation to improve subsea asset performance, while increasing energy…” Source: RevenueBase Database · checked Sep 18, 2026Thanks. The Data Team will review it. | |||||
| 3 | 6,466 contacts → | ||||
Indirect evidence “Long recognized for extraordinary performance, superb safety and long-standing partnerships, and now incorporating Frank’s International, Expro is focused on enabling our…” Source: RevenueBase Database · checked Sep 18, 2026Thanks. The Data Team will review it. | |||||
| 4 | 4,749 contacts → | ||||
Indirect evidence “FMC Technologies is now TechnipFMC.” Source: RevenueBase Database · checked Sep 18, 2026Thanks. The Data Team will review it. | |||||
| 5 | 2,427 contacts → | ||||
Indirect evidence “A OCYAN atua há décadas na prestação de serviços para o setor de óleo e gás upstream, estruturando suas operações em três frentes de atuação.” Source: RevenueBase Database · checked Sep 18, 2026Thanks. The Data Team will review it. | |||||
| 6 | 2,215 contacts → | ||||
Indirect evidence “Oil States International, Inc.” Source: RevenueBase Database · checked Sep 18, 2026Thanks. The Data Team will review it. | |||||
| 7 | 1,706 contacts → | ||||
Indirect evidence “Helix Energy Solutions, headquartered in Houston, Texas, is an international offshore energy services company that provides specialty services to the offshore energy industry…” Source: RevenueBase Database · checked Sep 18, 2026Thanks. The Data Team will review it. | |||||
| 8 | 823 contacts → | ||||
Partial evidence “YOUR SINGLE SOURCE FOR SUBSEA SOLUTIONS FROM EQUIPMENT TO EXPERIENCE, C-INNOVATION IS THE SUBSEA SOLUTION C-Innovation (C-I) is an integrated marine services company specializing…” Source: RevenueBase Database · checked Sep 18, 2026Thanks. The Data Team will review it. | |||||
| 9 | 712 contacts → | ||||
Partial evidence “With a culture built on high performance and flawless execution, Nine Energy Service is a unique kind of oilfield services company, offering industry-shaping completion solutions…” Source: RevenueBase Database · checked Sep 18, 2026Thanks. The Data Team will review it. | |||||
| 10 | 703 contacts → | ||||
Partial evidence “Cactus designs, manufactures, sells and rents a range of highly-engineered wellheads and pressure control equipment.” Source: RevenueBase Database · checked Sep 18, 2026Thanks. The Data Team will review it. | |||||
| 11 | 665 contacts → | ||||
Strong evidence “Delta Corporation specializes in the design and manufacture of API-compliant wellhead equipment and pressure control systems for both onshore and offshore oil and gas operations.” Source: RevenueBase Database · checked Sep 18, 2026Thanks. The Data Team will review it. | |||||
| 12 | 635 contacts → | ||||
Partial evidence “Worldwide Oilfield Machine (WOM) is a multinational equipment manufacturer specializing in solutions for drilling, testing, production and intervention operations.” Source: RevenueBase Database · checked Sep 18, 2026Thanks. The Data Team will review it. | |||||
| 13 | 618 contacts → | ||||
Partial evidence “Unique Group is a leading specialist and integrated engineering solutions provider across the global subsea, renewables, oil and gas, and defence industries.” Source: RevenueBase Database · checked Sep 18, 2026Thanks. The Data Team will review it. | |||||
| 14 | 560 contacts → | ||||
Indirect evidence “October 2021.” Source: RevenueBase Database · checked Sep 18, 2026Thanks. The Data Team will review it. | |||||
| 15 | 553 contacts → | ||||
Partial evidence “JDR Cable Systems, part of the TFKable Group, is a global leader in providing power and control solutions for the offshore energy market.” Source: RevenueBase Database · checked Sep 18, 2026Thanks. The Data Team will review it. | |||||
| 16 | 516 contacts → | ||||
Partial evidence “Boskalis Subsea Services is a world-leading provider of specialist subsea solutions for the offshore energy industry, seamlessly integrating services to deliver optimum results.” Source: RevenueBase Database · checked Sep 18, 2026Thanks. The Data Team will review it. | |||||
| 17 | 438 contacts → | ||||
Partial evidence “GR Energy Services is a completion solutions company committed to lowering oil and gas company operational risk and total cost of operations.” Source: RevenueBase Database · checked Sep 18, 2026Thanks. The Data Team will review it. | |||||
| 18 | 432 contacts → | ||||
Partial evidence “Summit ESP is a service of Halliburton that provides integrated Electric Submersible Pumping systems to enhance daily well production and total reservoir recovery.” Source: RevenueBase Database · checked Sep 18, 2026Thanks. The Data Team will review it. | |||||
| 19 | 340 contacts → | ||||
Partial evidence “Packers Plus is an industry leader in designing and manufacturing lower completions solutions for a variety of technically challenging applications.” Source: RevenueBase Database · checked Sep 18, 2026Thanks. The Data Team will review it. | |||||
| 20 | 292 contacts → | ||||
Strong evidence “SMD is an advanced global designer and manufacturer of subsea remotely operated and autonomous power and control solutions.” Source: RevenueBase Database · checked Sep 18, 2026Thanks. The Data Team will review it. | |||||
| 21 | 279 contacts → | ||||
Partial evidence “We deliver reliable, high-performance drilling & completion equipment, expert engineering support & responsive service to customers in 100+ countries.” Source: RevenueBase Database · checked Sep 18, 2026Thanks. The Data Team will review it. | |||||
| 22 | 259 contacts → | ||||
Partial evidence “Trendsetter is a global provider of specialized subsea solutions to the oil and gas industry's toughest challenges.” Source: RevenueBase Database · checked Sep 18, 2026Thanks. The Data Team will review it. | |||||
| 23 | 238 contacts → | ||||
Partial evidence “Dulam International is a leading provider of subsea services to the oil and gas industry in the Middle East and Indian Subcontinent.” Source: RevenueBase Database · checked Sep 18, 2026Thanks. The Data Team will review it. | |||||
| 24 | 233 contacts → | ||||
Partial evidence “AKOFS Offshore is a global provider of vessel based subsea well construction and intervention services to the oil and gas industry.” Source: RevenueBase Database · checked Sep 18, 2026Thanks. The Data Team will review it. | |||||
| 25 | 212 contacts → | ||||
Partial evidence “A leader in wellhead, pressure control, and production tree (Christmas Tree) equipment and service solutions, Vault PC also supports a top-tier completions division, supporting…” Source: RevenueBase Database · checked Sep 18, 2026Thanks. The Data Team will review it. | |||||
RevenueBase Smart Search
RevenueBase Smart Search assesses information from a company’s LinkedIn profile, information supplied directly by the company, its website, and other publicly available sources. It uses that information to rate how closely the company relates to this list’s category: subsea completion systems manufacturers. Every row carries its rating and the description the rating was read from, so each one can be checked rather than taken on trust.
- Strong evidence
- The company's own public description of its business names subsea completion systems manufacturers.
- Partial evidence
- Its own public description names part of subsea completion systems manufacturers, so it works in or next to the category without describing itself that way.
- Indirect evidence
- The description shown does not name subsea completion systems manufacturers. The match rests on the rest of the company's public profile rather than the one sentence quoted here, so this is the rating to check first.
RevenueBase Smart Search is how these lists are built: RevenueBase's data engine and AI assemble the companies that match a category defined in a user's own words, so a list can be about what companies actually do rather than about whichever industry code they were filed under.
Showing 25 of 536 subsea completion systems manufacturers worldwide
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Subsea completion systems manufacturers worldwide at a glance
As of Sep 18, 2026Companies by employee count
How this list was built
Company categories are rarely black and white. RevenueBase reads each company's own description of its business to decide whether it belongs among subsea completion systems manufacturers, so some rows will be adjacent to the category rather than pure plays. The description and RevenueBase Smart Search rating on every row are there so you can check each match yourself.
- Source
- The RevenueBase company graph: 60 million companies and 398.9 million professional contacts resolved from primary sources, queried with RevenueBase Smart Search, the natural-language company search available to every RevenueBase user.
- Coverage
- 7 countries, largest first: the United States, the United Kingdom, Norway, Canada, India, the United Arab Emirates, Brazil. Country and city lists for subsea completion systems manufacturers are linked below.
- What qualifies
- Companies worldwide whose own description of what they do matches “subsea completion systems manufacturers”. Matching reads each company's description, not its industry code or its name.
- RevenueBase Smart Search
- RevenueBase Smart Search is how this list is assembled and how each row is rated. RevenueBase's data engine and AI assess a company's LinkedIn profile, information supplied directly by the company, its website and other publicly available information, then relate it to a category defined in a user's own words. Each row is rated strong evidence (its own description names subsea completion systems manufacturers), partial evidence (it names part of the category) or indirect evidence (the description shown names none of it and the match rests on the rest of the company's profile). The description supporting each rating is quoted on the row.
- What we exclude
- Companies whose own description does not clearly place them among subsea completion systems manufacturers, and records with no verified work email.
- Match quality
- In blind human judging of this matching method, 86% of matched companies were on target. Expect roughly 1 in 7 rows to be adjacent to the category rather than a pure play. Every row shows the company's own description and its RevenueBase Smart Search rating so you can judge each match yourself. Read the full methodology: how the lists are built, how the judging worked, and what the figure means.
- 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 listed company carries at least one verified work email, 16,539 across the full list. 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.
- Corrections
- Wrong category, wrong headquarters, or a company that has closed? Use “Report an issue” on any row. Reports go to the RevenueBase Data Team and feed back into the company graph.
Subsea completion systems manufacturers by location
7 lists · largest firstEvery Subsea completion systems manufacturers list RevenueBase publishes, by country and city. Counts are matching companies in each list as of its own refresh date.
Countries
- Subsea completion systems manufacturers based in the United States199
- Subsea completion systems manufacturers based in the United Kingdom141
- Subsea completion systems manufacturers based in Norway71
- Subsea completion systems manufacturers based in Canada37
- Subsea completion systems manufacturers based in India33
- Subsea completion systems manufacturers based in the United Arab Emirates29
- Subsea completion systems manufacturers based in Brazil26
Frequently asked
What is RevenueBase Smart Search?
RevenueBase Smart Search is how RevenueBase decides which companies belong on this list and how strongly each one fits. Its data engine and AI assess a company's LinkedIn profile, information supplied directly by the company, its website and other publicly available information, then relate it to the category the list is about. Each row is rated strong evidence when the company's own description names subsea completion systems manufacturers, partial evidence when it names part of the category, and indirect evidence when the description shown names none of it and the match rests on the rest of the company's profile.
How many subsea completion systems manufacturers are there worldwide?
RevenueBase identified 536 subsea completion systems manufacturers worldwide as of September 2026, matched on each company's own description of what it does rather than its industry code.
What is the largest company on this list?
Oceaneering, headquartered in Houston, tops this list with the largest team on record.
Which country has the most subsea completion systems manufacturers?
The United States leads with 199 companies, followed by the United Kingdom (141) and Norway (71). Every subsea completion systems manufacturers list by country and city is linked on this page.
Which city has the most subsea completion systems manufacturers?
Houston leads with 80 headquartered companies, followed by Aberdeen (38) and Calgary (21).
How do I get contact information for these companies?
A free RevenueBase account lets you run this exact search and work the top results, verified emails and direct dials included. Upgrading unlocks all 16,539 verified decision-maker contacts tracked across these 536 companies.
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.
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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 Smart Search, 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 25 subsea completion systems manufacturers worldwide
Find companies in any niche.
Describe the businesses you want in your own words. RevenueBase SmartSearch matches company descriptions by meaning.
RevenueBase records 536 matching company records for subsea completion systems manufacturers worldwide, with 61,334 tracked contacts and 16,539 verified work emails.
This public preview shows 25 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 25 subsea completion systems manufacturers worldwide
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 |  Oceaneeringoceaneering.comHQ: Houston, TX, United StatesReported employees: 10001+ | Houston, TX, United States | 10001+ | Exact match | 12,031 contacts → |
“Oceaneering is a global technology company delivering engineered services and products and robotic solutions to the offshore energy, defense, aerospace, and manufacturing…” Recorded description excerpt · September 18, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 2 | Onesubseaonesubsea.com HQ: Houston, TX, United StatesReported employees: 10001+ | Houston, TX, United States | 10001+ | Exact match | 6,543 contacts → |
“SLB OneSubsea is the world’s leading subsea technology and solutions provider, focused on accelerating innovation to improve subsea asset performance, while increasing energy…” Recorded description excerpt · September 18, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 3 |  EXPROexpro.comHQ: Houston, TX, United StatesReported employees: 5,001-10,000 | Houston, TX, United States | 5,001-10,000 | Exact match | 6,466 contacts → |
“Long recognized for extraordinary performance, superb safety and long-standing partnerships, and now incorporating Frank’s International, Expro is focused on enabling our…” Recorded description excerpt · September 18, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 4 |  FMC Technologiestechnipfmc.comHQ: Houston, TX, United StatesReported employees: 10001+ | Houston, TX, United States | 10001+ | Exact match | 4,749 contacts → |
“FMC Technologies is now TechnipFMC.” Recorded description excerpt · September 18, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 5 |  OCYANocyan-sa.comHQ: Rio De Janeiro, BrazilReported employees: 1,001-5,000 | Rio De Janeiro, Brazil | 1,001-5,000 | Exact match | 2,427 contacts → |
“A OCYAN atua há décadas na prestação de serviços para o setor de óleo e gás upstream, estruturando suas operações em três frentes de atuação.” Recorded description excerpt · September 18, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 6 | OIL States Internationaloilstatesintl.com HQ: Houston, TX, United StatesReported employees: 5,001-10,000 | Houston, TX, United States | 5,001-10,000 | Exact match | 2,215 contacts → |
“Oil States International, Inc.” Recorded description excerpt · September 18, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 7 |  Helix Energy Solutions Grouphelixesg.comHQ: Houston, TX, United StatesReported employees: 1,001-5,000 | Houston, TX, United States | 1,001-5,000 | Exact match | 1,706 contacts → |
“Helix Energy Solutions, headquartered in Houston, Texas, is an international offshore energy services company that provides specialty services to the offshore energy industry…” Recorded description excerpt · September 18, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 8 |  C-Innovation, LLCc-innovation.comHQ: Mandeville, LA, JamaicaReported employees: 201-500 | Mandeville, LA, Jamaica | 201-500 | Exact match | 823 contacts → |
“YOUR SINGLE SOURCE FOR SUBSEA SOLUTIONS FROM EQUIPMENT TO EXPERIENCE, C-INNOVATION IS THE SUBSEA SOLUTION C-Innovation (C-I) is an integrated marine services company specializing…” Recorded description excerpt · September 18, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 9 |  Nine Energy Servicenineenergyservice.comHQ: Houston, TX, United StatesReported employees: 1,001-5,000 | Houston, TX, United States | 1,001-5,000 | Exact match | 712 contacts → |
“With a culture built on high performance and flawless execution, Nine Energy Service is a unique kind of oilfield services company, offering industry-shaping completion solutions…” Recorded description excerpt · September 18, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 10 |  Cactus Wellheadcactuswellhead.comHQ: Houston, TX, United StatesReported employees: 1,001-5,000 | Houston, TX, United States | 1,001-5,000 | Exact match | 703 contacts → |
“Cactus designs, manufactures, sells and rents a range of highly-engineered wellheads and pressure control equipment.” Recorded description excerpt · September 18, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 11 |  Delta Corporationdeltacrp.comHQ: Usa, United KingdomReported employees: 501-1,000 | Usa, United Kingdom | 501-1,000 | Exact match | 665 contacts → |
“Delta Corporation specializes in the design and manufacture of API-compliant wellhead equipment and pressure control systems for both onshore and offshore oil and gas operations.” Recorded description excerpt · September 18, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 12 |  Worldwide Oilfield Machinewomgroup.comHQ: Houston, TX, United StatesReported employees: 1,001-5,000 | Houston, TX, United States | 1,001-5,000 | Exact match | 635 contacts → |
“Worldwide Oilfield Machine (WOM) is a multinational equipment manufacturer specializing in solutions for drilling, testing, production and intervention operations.” Recorded description excerpt · September 18, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 13 |  Unique Groupuniquegroup.comHQ: Sharjah, United Arab EmiratesReported employees: 501-1,000 | Sharjah, United Arab Emirates | 501-1,000 | Exact match | 618 contacts → |
“Unique Group is a leading specialist and integrated engineering solutions provider across the global subsea, renewables, oil and gas, and defence industries.” Recorded description excerpt · September 18, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 14 |  Mhwirthhmhw.comHQ: Kristiansand, NorwayReported employees: 1,001-5,000 | Kristiansand, Norway | 1,001-5,000 | Exact match | 560 contacts → |
“October 2021.” Recorded description excerpt · September 18, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 15 |  JDR Cable Systemsjdrcables.comHQ: Littleport, United StatesReported employees: 501-1,000 | Littleport, United States | 501-1,000 | Exact match | 553 contacts → |
“JDR Cable Systems, part of the TFKable Group, is a global leader in providing power and control solutions for the offshore energy market.” Recorded description excerpt · September 18, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 16 |  Boskalis Subsea Servicesboskalis.comHQ: Aberdeen, United KingdomReported employees: 201-500 | Aberdeen, United Kingdom | 201-500 | Exact match | 516 contacts → |
“Boskalis Subsea Services is a world-leading provider of specialist subsea solutions for the offshore energy industry, seamlessly integrating services to deliver optimum results.” Recorded description excerpt · September 18, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 17 | GR Energy Servicesgrenergyservices.com HQ: Sugar Land, TX, United StatesReported employees: 501-1,000 | Sugar Land, TX, United States | 501-1,000 | Exact match | 438 contacts → |
“GR Energy Services is a completion solutions company committed to lowering oil and gas company operational risk and total cost of operations.” Recorded description excerpt · September 18, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 18 | Summit ESPsummitesp.com HQ: Tulsa, OK, United StatesReported employees: 501-1,000 | Tulsa, OK, United States | 501-1,000 | Exact match | 432 contacts → |
“Summit ESP is a service of Halliburton that provides integrated Electric Submersible Pumping systems to enhance daily well production and total reservoir recovery.” Recorded description excerpt · September 18, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 19 | Packers Plus Energy Services INCpackersplus.com HQ: Calgary, AB, CanadaReported employees: 201-500 | Calgary, AB, Canada | 201-500 | Exact match | 340 contacts → |
“Packers Plus is an industry leader in designing and manufacturing lower completions solutions for a variety of technically challenging applications.” Recorded description excerpt · September 18, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 20 |  SMDsmd.co.ukHQ: Wallsend, United KingdomReported employees: 51-200 | Wallsend, United Kingdom | 51-200 | Exact match | 292 contacts → |
“SMD is an advanced global designer and manufacturer of subsea remotely operated and autonomous power and control solutions.” Recorded description excerpt · September 18, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 21 |  Mccoy Globalmccoyglobal.comHQ: Edmonton, AB, CanadaReported employees: 51-200 | Edmonton, AB, Canada | 51-200 | Exact match | 279 contacts → |
“We deliver reliable, high-performance drilling & completion equipment, expert engineering support & responsive service to customers in 100+ countries.” Recorded description excerpt · September 18, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 22 |  Trendsetter Engineering, INCtrendsetterengineering.comHQ: Houston, TX, United StatesReported employees: 201-500 | Houston, TX, United States | 201-500 | Exact match | 259 contacts → |
“Trendsetter is a global provider of specialized subsea solutions to the oil and gas industry's toughest challenges.” Recorded description excerpt · September 18, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 23 |  Dulam International Limiteddulam.comHQ: Dubai, United Arab EmiratesReported employees: 201-500 | Dubai, United Arab Emirates | 201-500 | Exact match | 238 contacts → |
“Dulam International is a leading provider of subsea services to the oil and gas industry in the Middle East and Indian Subcontinent.” Recorded description excerpt · September 18, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 24 |  Akofs Offshoreakofsoffshore.comHQ: Oslo, NorwayReported employees: 201-500 | Oslo, Norway | 201-500 | Exact match | 233 contacts → |
“AKOFS Offshore is a global provider of vessel based subsea well construction and intervention services to the oil and gas industry.” Recorded description excerpt · September 18, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 25 | Vault Pressure Controlvaultpc.com HQ: Houston, TX, United StatesReported employees: 501-1,000 | Houston, TX, United States | 501-1,000 | Exact match | 212 contacts → |
“A leader in wellhead, pressure control, and production tree (Christmas Tree) equipment and service solutions, Vault PC also supports a top-tier completions division, supporting…” Recorded description excerpt · September 18, 2026Open company data in RevenueBase ↗Free signup required. | |||||
Showing 25 of 536 company matches
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Subsea completion systems manufacturers: dataset insights
September 18, 2026These summaries describe recorded coverage in this saved dataset. Coverage describes records in RevenueBase, rather than a census of every business in this market.
Reported company sizes
535 records in the displayed employee bands.
1 matching records are outside the displayed bands or do not have a displayed size. Bars show shares of the displayed bands.
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.
Coverage describes records in RevenueBase, rather than a census of every business in this market.
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 ↗
Subsea completion systems manufacturers by location
7 lists · largest firstEvery Subsea completion systems manufacturers list RevenueBase publishes, by country and city. Counts are matching companies in each list as of its own refresh date.
Countries
- Subsea completion systems manufacturers based in the United States199
- Subsea completion systems manufacturers based in the United Kingdom141
- Subsea completion systems manufacturers based in Norway71
- Subsea completion systems manufacturers based in Canada37
- Subsea completion systems manufacturers based in India33
- Subsea completion systems manufacturers based in the United Arab Emirates29
- Subsea completion systems manufacturers based in Brazil26
Questions about this company list
What does Exact match mean for subsea completion systems manufacturers?
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 completion systems manufacturers did RevenueBase find worldwide?
The saved snapshot records 536 matching company records, 61,334 tracked contacts and 16,539 verified emails. The public preview displays 25 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 25 subsea completion systems manufacturers worldwide. Snapshot: September 18, 2026. https://revenuebase.ai/companies/browse/subsea-completion-systems-manufacturers.
This is a selected public preview of saved company records, rather than an independently verified census. Open the source page ↗
More company lists
Company intelligence · public preview
Top 25 subsea completion systems manufacturers worldwide
RevenueBase records 536 matching company records for subsea completion systems manufacturers worldwide, with 61,334 tracked contacts and 16,539 verified work emails.
This public preview shows 25 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 25 subsea completion systems manufacturers worldwide
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 | Oceaneeringoceaneering.com HQ: Houston, TX, United StatesReported employees: 10001+ | Houston, TX, United States | 10001+ | Exact match | 12,031 contacts → |
“Oceaneering is a global technology company delivering engineered services and products and robotic solutions to the offshore energy, defense, aerospace, and manufacturing…” Recorded description excerpt · September 18, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 2 | Onesubseaonesubsea.com HQ: Houston, TX, United StatesReported employees: 10001+ | Houston, TX, United States | 10001+ | Exact match | 6,543 contacts → |
“SLB OneSubsea is the world’s leading subsea technology and solutions provider, focused on accelerating innovation to improve subsea asset performance, while increasing energy…” Recorded description excerpt · September 18, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 3 | EXPROexpro.com HQ: Houston, TX, United StatesReported employees: 5,001-10,000 | Houston, TX, United States | 5,001-10,000 | Exact match | 6,466 contacts → |
“Long recognized for extraordinary performance, superb safety and long-standing partnerships, and now incorporating Frank’s International, Expro is focused on enabling our…” Recorded description excerpt · September 18, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 4 | FMC Technologiestechnipfmc.com HQ: Houston, TX, United StatesReported employees: 10001+ | Houston, TX, United States | 10001+ | Exact match | 4,749 contacts → |
“FMC Technologies is now TechnipFMC.” Recorded description excerpt · September 18, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 5 | OCYANocyan-sa.com HQ: Rio De Janeiro, BrazilReported employees: 1,001-5,000 | Rio De Janeiro, Brazil | 1,001-5,000 | Exact match | 2,427 contacts → |
“A OCYAN atua há décadas na prestação de serviços para o setor de óleo e gás upstream, estruturando suas operações em três frentes de atuação.” Recorded description excerpt · September 18, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 6 | OIL States Internationaloilstatesintl.com HQ: Houston, TX, United StatesReported employees: 5,001-10,000 | Houston, TX, United States | 5,001-10,000 | Exact match | 2,215 contacts → |
“Oil States International, Inc.” Recorded description excerpt · September 18, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 7 | Helix Energy Solutions Grouphelixesg.com HQ: Houston, TX, United StatesReported employees: 1,001-5,000 | Houston, TX, United States | 1,001-5,000 | Exact match | 1,706 contacts → |
“Helix Energy Solutions, headquartered in Houston, Texas, is an international offshore energy services company that provides specialty services to the offshore energy industry…” Recorded description excerpt · September 18, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 8 | C-Innovation, LLCc-innovation.com HQ: Mandeville, LA, JamaicaReported employees: 201-500 | Mandeville, LA, Jamaica | 201-500 | Exact match | 823 contacts → |
“YOUR SINGLE SOURCE FOR SUBSEA SOLUTIONS FROM EQUIPMENT TO EXPERIENCE, C-INNOVATION IS THE SUBSEA SOLUTION C-Innovation (C-I) is an integrated marine services company specializing…” Recorded description excerpt · September 18, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 9 | Nine Energy Servicenineenergyservice.com HQ: Houston, TX, United StatesReported employees: 1,001-5,000 | Houston, TX, United States | 1,001-5,000 | Exact match | 712 contacts → |
“With a culture built on high performance and flawless execution, Nine Energy Service is a unique kind of oilfield services company, offering industry-shaping completion solutions…” Recorded description excerpt · September 18, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 10 | Cactus Wellheadcactuswellhead.com HQ: Houston, TX, United StatesReported employees: 1,001-5,000 | Houston, TX, United States | 1,001-5,000 | Exact match | 703 contacts → |
“Cactus designs, manufactures, sells and rents a range of highly-engineered wellheads and pressure control equipment.” Recorded description excerpt · September 18, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 11 | Delta Corporationdeltacrp.com HQ: Usa, United KingdomReported employees: 501-1,000 | Usa, United Kingdom | 501-1,000 | Exact match | 665 contacts → |
“Delta Corporation specializes in the design and manufacture of API-compliant wellhead equipment and pressure control systems for both onshore and offshore oil and gas operations.” Recorded description excerpt · September 18, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 12 | Worldwide Oilfield Machinewomgroup.com HQ: Houston, TX, United StatesReported employees: 1,001-5,000 | Houston, TX, United States | 1,001-5,000 | Exact match | 635 contacts → |
“Worldwide Oilfield Machine (WOM) is a multinational equipment manufacturer specializing in solutions for drilling, testing, production and intervention operations.” Recorded description excerpt · September 18, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 13 | Unique Groupuniquegroup.com HQ: Sharjah, United Arab EmiratesReported employees: 501-1,000 | Sharjah, United Arab Emirates | 501-1,000 | Exact match | 618 contacts → |
“Unique Group is a leading specialist and integrated engineering solutions provider across the global subsea, renewables, oil and gas, and defence industries.” Recorded description excerpt · September 18, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 14 | Mhwirthhmhw.com HQ: Kristiansand, NorwayReported employees: 1,001-5,000 | Kristiansand, Norway | 1,001-5,000 | Exact match | 560 contacts → |
“October 2021.” Recorded description excerpt · September 18, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 15 | JDR Cable Systemsjdrcables.com HQ: Littleport, United StatesReported employees: 501-1,000 | Littleport, United States | 501-1,000 | Exact match | 553 contacts → |
“JDR Cable Systems, part of the TFKable Group, is a global leader in providing power and control solutions for the offshore energy market.” Recorded description excerpt · September 18, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 16 | Boskalis Subsea Servicesboskalis.com HQ: Aberdeen, United KingdomReported employees: 201-500 | Aberdeen, United Kingdom | 201-500 | Exact match | 516 contacts → |
“Boskalis Subsea Services is a world-leading provider of specialist subsea solutions for the offshore energy industry, seamlessly integrating services to deliver optimum results.” Recorded description excerpt · September 18, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 17 | GR Energy Servicesgrenergyservices.com HQ: Sugar Land, TX, United StatesReported employees: 501-1,000 | Sugar Land, TX, United States | 501-1,000 | Exact match | 438 contacts → |
“GR Energy Services is a completion solutions company committed to lowering oil and gas company operational risk and total cost of operations.” Recorded description excerpt · September 18, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 18 | Summit ESPsummitesp.com HQ: Tulsa, OK, United StatesReported employees: 501-1,000 | Tulsa, OK, United States | 501-1,000 | Exact match | 432 contacts → |
“Summit ESP is a service of Halliburton that provides integrated Electric Submersible Pumping systems to enhance daily well production and total reservoir recovery.” Recorded description excerpt · September 18, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 19 | Packers Plus Energy Services INCpackersplus.com HQ: Calgary, AB, CanadaReported employees: 201-500 | Calgary, AB, Canada | 201-500 | Exact match | 340 contacts → |
“Packers Plus is an industry leader in designing and manufacturing lower completions solutions for a variety of technically challenging applications.” Recorded description excerpt · September 18, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 20 | SMDsmd.co.uk HQ: Wallsend, United KingdomReported employees: 51-200 | Wallsend, United Kingdom | 51-200 | Exact match | 292 contacts → |
“SMD is an advanced global designer and manufacturer of subsea remotely operated and autonomous power and control solutions.” Recorded description excerpt · September 18, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 21 | Mccoy Globalmccoyglobal.com HQ: Edmonton, AB, CanadaReported employees: 51-200 | Edmonton, AB, Canada | 51-200 | Exact match | 279 contacts → |
“We deliver reliable, high-performance drilling & completion equipment, expert engineering support & responsive service to customers in 100+ countries.” Recorded description excerpt · September 18, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 22 | Trendsetter Engineering, INCtrendsetterengineering.com HQ: Houston, TX, United StatesReported employees: 201-500 | Houston, TX, United States | 201-500 | Exact match | 259 contacts → |
“Trendsetter is a global provider of specialized subsea solutions to the oil and gas industry's toughest challenges.” Recorded description excerpt · September 18, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 23 | Dulam International Limiteddulam.com HQ: Dubai, United Arab EmiratesReported employees: 201-500 | Dubai, United Arab Emirates | 201-500 | Exact match | 238 contacts → |
“Dulam International is a leading provider of subsea services to the oil and gas industry in the Middle East and Indian Subcontinent.” Recorded description excerpt · September 18, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 24 | Akofs Offshoreakofsoffshore.com HQ: Oslo, NorwayReported employees: 201-500 | Oslo, Norway | 201-500 | Exact match | 233 contacts → |
“AKOFS Offshore is a global provider of vessel based subsea well construction and intervention services to the oil and gas industry.” Recorded description excerpt · September 18, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 25 | Vault Pressure Controlvaultpc.com HQ: Houston, TX, United StatesReported employees: 501-1,000 | Houston, TX, United States | 501-1,000 | Exact match | 212 contacts → |
“A leader in wellhead, pressure control, and production tree (Christmas Tree) equipment and service solutions, Vault PC also supports a top-tier completions division, supporting…” Recorded description excerpt · September 18, 2026Open company data in RevenueBase ↗Free signup required. | |||||
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Subsea completion systems manufacturers: dataset insights
September 18, 2026These summaries describe recorded coverage in this saved dataset. Coverage describes records in RevenueBase, rather than a census of every business in this market.
Reported company sizes
535 records in the displayed employee bands.
1 matching records are outside the displayed bands or do not have a displayed size. Bars show shares of the displayed bands.
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.
Coverage describes records in RevenueBase, rather than a census of every business in this market.
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 ↗
Subsea completion systems manufacturers by location
7 lists · largest firstEvery Subsea completion systems manufacturers list RevenueBase publishes, by country and city. Counts are matching companies in each list as of its own refresh date.
Countries
- Subsea completion systems manufacturers based in the United States199
- Subsea completion systems manufacturers based in the United Kingdom141
- Subsea completion systems manufacturers based in Norway71
- Subsea completion systems manufacturers based in Canada37
- Subsea completion systems manufacturers based in India33
- Subsea completion systems manufacturers based in the United Arab Emirates29
- Subsea completion systems manufacturers based in Brazil26
Questions about this company list
What does Exact match mean for subsea completion systems manufacturers?
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 completion systems manufacturers did RevenueBase find worldwide?
The saved snapshot records 536 matching company records, 61,334 tracked contacts and 16,539 verified emails. The public preview displays 25 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
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Cite this list
RevenueBase Data Team. Top 25 subsea completion systems manufacturers worldwide. Snapshot: September 18, 2026. https://revenuebase.ai/companies/browse/subsea-completion-systems-manufacturers.
This is a selected public preview of saved company records, rather than an independently verified census. Open the source page ↗