Company lists · Data refreshed September 2026
Top 25 Marine power system providers based in the United States
RevenueBase identified 265 marine power system providers headquartered in the United States as of September 2026 and tracks 9,113 professional contacts across them, including 1,714 with verified work emails. Fort Lauderdale is the largest hub.
This list covers marine power system providers headquartered in the United States, 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 20, 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 power system providers based in the United States
Ranked by team size| # | Company | Contacts | |||
|---|---|---|---|---|---|
| 1 | 1,254 contacts → | ||||
Strong evidence “The world’s leading supplier of integrated systems and products to industries ranging from marine to recreational vehicle and beyond.” Source: RevenueBase Database · checked Sep 20, 2026Thanks. The Data Team will review it. | |||||
| 2 | 679 contacts → | ||||
Indirect evidence “Fairbanks Morse Defense (FMD) is the leading provider of the highest value equipment for naval defense customers.” Source: RevenueBase Database · checked Sep 20, 2026Thanks. The Data Team will review it. | |||||
| 3 | 527 contacts → | ||||
Partial evidence “Knowledge, Value and Agility Over maritime professionals - engineers, project managers, designers, technicians, craftsmen, integrators and innovators in 19 countries are proud to…” Source: RevenueBase Database · checked Sep 20, 2026Thanks. The Data Team will review it. | |||||
| 4 | 354 contacts → | ||||
Partial evidence “Nixon Power Services began operations in 1914 and has represented Kohler Energy for the last 50+ years across the Southern United States, continually growing the partnership and…” Source: RevenueBase Database · checked Sep 20, 2026Thanks. The Data Team will review it. | |||||
| 5 | 228 contacts → | ||||
Indirect evidence “Wärtsilä established its US operations in 1979 through its subsidiary Wärtsilä North America, Inc.(WNA).” Source: RevenueBase Database · checked Sep 20, 2026Thanks. The Data Team will review it. | |||||
| 6 | 179 contacts → | ||||
Strong evidence “Peterson Power Systems serves Northern California, western Oregon, and southern Washington, providing Caterpillar diesel and natural gas engines for power generation, as well as…” Source: RevenueBase Database · checked Sep 20, 2026Thanks. The Data Team will review it. | |||||
| 7 | 167 contacts → | ||||
Indirect evidence Source: RevenueBase Database · checked Sep 20, 2026Thanks. The Data Team will review it. | |||||
| 8 | 110 contacts → | ||||
Indirect evidence “IDEAL Electric is the last 100% American-owned, vertically integrated OEM of its kind.” Source: RevenueBase Database · checked Sep 20, 2026Thanks. The Data Team will review it. | |||||
| 9 | 88 contacts → | ||||
Strong evidence “Canter Power Systems is a Generac Power Premier Pro dealer and one of the largest independent installers of home standby generators in the U.S.” Source: RevenueBase Database · checked Sep 20, 2026Thanks. The Data Team will review it. | |||||
| 10 | 87 contacts → | ||||
Partial evidence “Bardex® provides novel engineering insights and designs, prototypes, and manufactures proprietary equipment to solve the marine industry’s heaviest challenges.” Source: RevenueBase Database · checked Sep 20, 2026Thanks. The Data Team will review it. | |||||
| 11 | 67 contacts → | ||||
Partial evidence “Global Power Supply (GPS) delivers reliable, innovative, and comprehensive power solutions for today’s complex energy challenges.” Source: RevenueBase Database · checked Sep 20, 2026Thanks. The Data Team will review it. | |||||
| 12 | 52 contacts → | ||||
Strong evidence “Tradewinds can design and supply a wide variety of electrical generating equipment in the 9KW to 750KW range including emergency, prime power and cogeneration systems for…” Source: RevenueBase Database · checked Sep 20, 2026Thanks. The Data Team will review it. | |||||
| 13 | 51 contacts → | ||||
Strong evidence “Mack Boring & Parts Company is a leading distributor of marine and industrial power systems across North and Central America.” Source: RevenueBase Database · checked Sep 20, 2026Thanks. The Data Team will review it. | |||||
| 14 | 50 contacts → | ||||
Partial evidence “Mastry Engine Center has achieved its reputation as the team to turn to when faced with challenging marine diesel powertrain applications and installations, providing solutions…” Source: RevenueBase Database · checked Sep 20, 2026Thanks. The Data Team will review it. | |||||
| 15 | 49 contacts → | ||||
Indirect evidence “Our Value Proposition During our 12-year history, Century Ship Service has logged over 1,785,883 service hours delivering excellent results!” Source: RevenueBase Database · checked Sep 20, 2026Thanks. The Data Team will review it. | |||||
| 16 | 48 contacts → | ||||
Strong evidence “Fincantieri Marine Systems North America, Inc.(FMSNA) is a U.S.” Source: RevenueBase Database · checked Sep 20, 2026Thanks. The Data Team will review it. | |||||
| 17 | 45 contacts → | ||||
Partial evidence “Established in 1981, Marinsa International Inc, has become a leading supplier of Medium Speed Diesel propulsion for Tug Boats, Supply Vessels, Tuna and Sardine Purse Seiners as…” Source: RevenueBase Database · checked Sep 20, 2026Thanks. The Data Team will review it. | |||||
| 18 | 43 contacts → | ||||
Indirect evidence Source: RevenueBase Database · checked Sep 20, 2026Thanks. The Data Team will review it. | |||||
| 19 | 42 contacts → | ||||
Indirect evidence “ABOUT US Our offices are located in the heart of the passenger cruise ship industry in the USA and Poland.” Source: RevenueBase Database · checked Sep 20, 2026Thanks. The Data Team will review it. | |||||
| 20 | 37 contacts → | ||||
Partial evidence “Beier Integrated Systems has recently received certification for ISO With this seal of approval, it ensures that Beier operates to the highest level of international standards…” Source: RevenueBase Database · checked Sep 20, 2026Thanks. The Data Team will review it. | |||||
| 21 | 35 contacts → | ||||
Partial evidence “Karl Senner, LLC provides the maritime community with the highest quality marine propulsion equipment.” Source: RevenueBase Database · checked Sep 20, 2026Thanks. The Data Team will review it. | |||||
| 22 | 32 contacts → | ||||
Strong evidence “SunWize Power & Battery manufactures remote power system components and complete integrated turnkey autonomous power systems.” Source: RevenueBase Database · checked Sep 20, 2026Thanks. The Data Team will review it. | |||||
| 23 | 31 contacts → | ||||
Partial evidence “US Electric is your turnkey Marine Electrical Services leader.” Source: RevenueBase Database · checked Sep 20, 2026Thanks. The Data Team will review it. | |||||
| 24 | 31 contacts → | ||||
Partial evidence “Wards Marine Electric is a global leader in marine electrical services, engineering, and product supply, with strategic locations in Fort Lauderdale, Riviera Beach, and Puerto…” Source: RevenueBase Database · checked Sep 20, 2026Thanks. The Data Team will review it. | |||||
| 25 | 25 contacts → | ||||
Partial evidence “PowerProducts Systems, LLC is a long established and respected New England distribution company representing Detroit Diesel engines, Allison Transmissions, MTU, Carrier…” Source: RevenueBase Database · checked Sep 20, 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 power system providers. 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 power system providers.
- Partial evidence
- Its own public description names part of marine power system providers, so it works in or next to the category without describing itself that way.
- Indirect evidence
- The description shown does not name marine power system providers. 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 265 marine power system providers based in the United States
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Marine power system providers based in the United States at a glance
As of Sep 20, 2026Companies by employee count
Email recency for this list is measured worldwide rather than for United States, so it is reported there. Company counts and contact totals on this page are exact for United States, over 265 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 power system providers, 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 States whose own description of what they do matches “marine power system providers”. 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 power system providers), 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 power system providers, and records with no verified work email. Companies headquartered outside United States 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, 1,714 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 20, 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 power system providers, 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 power system providers are there based in the United States?
RevenueBase identified 265 marine power system providers headquartered in the United States 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?
Navico Group, headquartered in Mettawa, tops this list with the largest team on record.
Which city has the most marine power system providers?
Fort Lauderdale leads with 14 headquartered companies, followed by Seattle (10) and Houston (9).
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 1,714 verified decision-maker contacts tracked across these 265 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 20, 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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