Company lists · Data refreshed September 2026
Top 25 Marine propulsion system manufacturers based in the United Kingdom
RevenueBase identified 59 marine propulsion system manufacturers headquartered in the United Kingdom as of September 2026 and tracks 1,071 professional contacts across them, including 396 with verified work emails. Southampton is the largest hub.
This list covers marine propulsion system manufacturers headquartered in the United Kingdom, 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 17, 2026.
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 marine propulsion system manufacturers based in the United Kingdom
Ranked by team size| # | Company | Contacts | |||
|---|---|---|---|---|---|
| 1 | 271 contacts → | ||||
Strong evidence “Dowty, a GE Aerospace company, is a world-leading manufacturer of integrated propeller systems.” Source: RevenueBase Database · checked Sep 17, 2026Thanks. The Data Team will review it. | |||||
| 2 | 119 contacts → | ||||
Indirect evidence “For over a century, Barrus has been entrusted with missions where failure isn't an option.” Source: RevenueBase Database · checked Sep 17, 2026Thanks. The Data Team will review it. | |||||
| 3 | 84 contacts → | ||||
Partial evidence “Caudwell Marine was founded to bring a new standard of diesel outboard technology to the marine industry.” Source: RevenueBase Database · checked Sep 17, 2026Thanks. The Data Team will review it. | |||||
| 4 | 78 contacts → | ||||
Strong evidence “As the manufacturer of the only purpose-built high-powered diesel outboard, we are working to power the global marine industry through sustainable innovation, applying alternative…” Source: RevenueBase Database · checked Sep 17, 2026Thanks. The Data Team will review it. | |||||
| 5 | 64 contacts → | ||||
Indirect evidence “Since its inception in 1974 Teignbridge has grown to become a leading worldwide supplier of high quality performance propellers and sterngear.” Source: RevenueBase Database · checked Sep 17, 2026Thanks. The Data Team will review it. | |||||
| 6 | 63 contacts → | ||||
Strong evidence “Wärtsilä Shaft Line Solutions is Wärtsilä's end-to-end marine shaft line product and service provider, leading the industry in the design, manufacture, and servicing of equipment.” Source: RevenueBase Database · checked Sep 17, 2026Thanks. The Data Team will review it. | |||||
| 7 | 29 contacts → | ||||
Partial evidence “Vita is a marine technology company that develops all-electric powertrains for electric boats.” Source: RevenueBase Database · checked Sep 17, 2026Thanks. The Data Team will review it. | |||||
| 8 | 28 contacts → | ||||
Indirect evidence “At RAD, we're redefining what modern vessels can do.” Source: RevenueBase Database · checked Sep 17, 2026Thanks. The Data Team will review it. | |||||
| 9 | 27 contacts → | ||||
Partial evidence “Golden Arrow Marine - More Than Marine Engineers With branches in Poole, Southampton, Portsmouth and Swanwick and more than 80 years serving our customers, we offer mobile repair…” Source: RevenueBase Database · checked Sep 17, 2026Thanks. The Data Team will review it. | |||||
| 10 | 20 contacts → | ||||
Indirect evidence “Integrel Solutions is at the forefront of shaping the future of cleaner boating.” Source: RevenueBase Database · checked Sep 17, 2026Thanks. The Data Team will review it. | |||||
| 11 | 19 contacts → | ||||
Indirect evidence “REGULATEURS EUROPA is amongst the world leaders when it comes to the supply of control and monitoring solutions.” Source: RevenueBase Database · checked Sep 17, 2026Thanks. The Data Team will review it. | |||||
| 12 | 18 contacts → | ||||
Partial evidence “As the marine industry has developed and the demand for highly efficient, performance products has continued to grow, CJR has emerged to become one of the UK’s most respected…” Source: RevenueBase Database · checked Sep 17, 2026Thanks. The Data Team will review it. | |||||
| 13 | 14 contacts → | ||||
Partial evidence “Fischer Panda UK | Power Solutions have enjoyed continued success in its core marine and vehicle marketplaces since it's original inception in 1994.” Source: RevenueBase Database · checked Sep 17, 2026Thanks. The Data Team will review it. | |||||
| 14 | 14 contacts → | ||||
Strong evidence “Ocean Marine Systems (OMS) offer specialist engineering and manufacturing of marine instrument deployment products, the OYS range of bow thrusters, vessel propulsion systems and…” Source: RevenueBase Database · checked Sep 17, 2026Thanks. The Data Team will review it. | |||||
| 15 | 13 contacts → | ||||
Indirect evidence “In October 2013, MacGregor acquired Hatlapa to strengthen its position in the merchant shipping segment with a product portfolio that contained a wide range of deck machinery.” Source: RevenueBase Database · checked Sep 17, 2026Thanks. The Data Team will review it. | |||||
| 16 | 12 contacts → | ||||
Strong evidence “Mermaid Marine offers a range of heat exchanger keel cooled marine diesel propulsion and auxiliary engines up to 825hp, suitable for a variety of applications including fishing…” Source: RevenueBase Database · checked Sep 17, 2026Thanks. The Data Team will review it. | |||||
| 17 | 11 contacts → | ||||
Partial evidence “Since 1987 Beta Marine has developed an enviable reputation for providing quiet and smooth running marine diesel engines and generating sets to suit a wide range of applications.” Source: RevenueBase Database · checked Sep 17, 2026Thanks. The Data Team will review it. | |||||
| 18 | 10 contacts → | ||||
Partial evidence “A R PEACHMENT LIMITED is a maritime company based out of Riverside Estate, Brundall, England, United Kingdom.” Source: RevenueBase Database · checked Sep 17, 2026Thanks. The Data Team will review it. | |||||
| 19 | 10 contacts → | ||||
Partial evidence “The Electric Boat Company provide supply and installation of electric propulsion solutions.” Source: RevenueBase Database · checked Sep 17, 2026Thanks. The Data Team will review it. | |||||
| 20 | 9 contacts → | ||||
Partial evidence “STONE MARINE SHIPCARE LIMITED is the world leading marine propeller maintenance specialist.” Source: RevenueBase Database · checked Sep 17, 2026Thanks. The Data Team will review it. | |||||
| 21 | 9 contacts → | ||||
Partial evidence “Proteum is a UK based marine distributor with offices in Southampton.” Source: RevenueBase Database · checked Sep 17, 2026Thanks. The Data Team will review it. | |||||
| 22 | 8 contacts → | ||||
Partial evidence “We deliver end to end marine engineering for commercial, pleasure and defence vessels.” Source: RevenueBase Database · checked Sep 17, 2026Thanks. The Data Team will review it. | |||||
| 23 | 8 contacts → | ||||
Strong evidence “MARINE AND POWER ENGINEERING LIMITED We are an industry specialist supporting all aspects of- Marine Engineering - Power Generation - Controls - Parts Supply for all Manufacturers…” Source: RevenueBase Database · checked Sep 17, 2026Thanks. The Data Team will review it. | |||||
| 24 | 7 contacts → | ||||
Indirect evidence Source: RevenueBase Database · checked Sep 17, 2026Thanks. The Data Team will review it. | |||||
| 25 | 6 contacts → | ||||
Strong evidence “Whatever your vessel; sailing yacht or commercial craft, motor yacht or warship and whatever the type of propulsion system you require, we can provide you with exactly the right…” Source: RevenueBase Database · checked Sep 17, 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: marine propulsion system 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 marine propulsion system manufacturers.
- Partial evidence
- Its own public description names part of marine propulsion system manufacturers, so it works in or next to the category without describing itself that way.
- Indirect evidence
- The description shown does not name marine propulsion system 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 59 marine propulsion system manufacturers based in the United Kingdom
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Marine propulsion system manufacturers based in the United Kingdom at a glance
As of Sep 17, 2026Companies by employee count
Email recency for this list is measured worldwide rather than for United Kingdom, so it is reported there. Company counts and contact totals on this page are exact for United Kingdom, over 59 companies.
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 marine propulsion system 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.
- What qualifies
- Companies headquartered in the United Kingdom whose own description of what they do matches “marine propulsion system 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 marine propulsion system 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 marine propulsion system manufacturers, and records with no verified work email. Companies headquartered outside United Kingdom are excluded even when they keep an office there.
- 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, 396 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 17, 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.
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 marine propulsion system 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 marine propulsion system manufacturers are there based in the United Kingdom?
RevenueBase identified 59 marine propulsion system manufacturers headquartered in the United Kingdom 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?
Dowty, A GE Aerospace Company, headquartered in Gloucester, tops this list with the largest team on record.
Which city has the most marine propulsion system manufacturers?
Southampton leads with 8 headquartered companies, followed by Christchurch (2) and Colchester (2).
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 396 verified decision-maker contacts tracked across these 59 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 17, 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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