Company lists · Data refreshed October 2026

Top 25 Ocean renewable energy equipment makers based in the United States

RevenueBase identified 105 company matches for ocean renewable energy equipment makers associated with the United States as of October 2026 and tracks 1,142 professional contacts across them, including 519 with verified work emails. Houston is the largest hub.

This list covers company matches for ocean renewable energy equipment makers associated with the United States, 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 October 19, 2026.

Published by RevenueBase, a B2B data infrastructure company. This list was built with RevenueBase SmartSearch, the natural-language company search RevenueBase customers use to build their own targeted lists and unlock verified emails and direct dials at the companies on them. How these lists are built and judged.

How to read this list RevenueBase SmartSearch · Exact Recorded Oct 19, 2026 How this list was built
105Companies
1,142Contacts tracked
519Verified emails
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The 25 largest ocean renewable energy equipment makers based in the United States

Ranked by team size
Top 25 of 105 company matches for ocean renewable energy equipment makers based in the United States, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Oct 19, 2026. The RevenueBase SmartSearch column shows Exact match membership in this saved search. Click a contact count to view that company's people. Totals use company locations recorded by RevenueBase; the displayed preview is a smaller selection.
#CompanyRevenueBase SmartSearchHeadquartersEmployeesContacts
1Exact matchPortland, OR, United StatesHQ recorded Oct 19, 202651-200122 contacts →

Exact match

“The open ocean is Earth’s largest and most power-dense renewable energy resource.”

Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase
2Exact matchHerndon, VA, United StatesHQ recorded Oct 19, 202651-20090 contacts →

Exact match

“Liquid Robotics, a wholly owned subsidiary of The Boeing Company, designs and manufactures the Wave Glider, the world’s first wave and solar powered uncrewed ocean robot.”

Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase
3Exact matchGoleta, CA, United StatesHQ recorded Oct 19, 202651-20086 contacts →

Exact match

“Bardex® provides novel engineering insights and designs, prototypes, and manufactures proprietary equipment to solve the marine industry’s heaviest challenges.”

Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase
4Exact matchMonroe, MI, United StatesHQ recorded Oct 19, 202651-20081 contacts →

Exact match

“FEDCO is a global leader in the manufacture and sale of pumps and energy recovery devices (ERDs) for brackish and seawater reverse osmosis (RO) desalination systems.”

Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase
5Exact matchGulfport, MS, United StatesHQ recorded Oct 19, 202651-20078 contacts →

Exact match

“The world’s only wind and solar-powered autonomous underwater and surface vehicle (AUSV) designed for long-range, persistent ocean missions.”

Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase
6Exact matchTorrance, CA, United StatesHQ recorded Oct 19, 202651-20066 contacts →

Exact match

“Blue Robotics makes low-cost, high-performance components for marine robotics to enable the next generation of ocean exploration!”

Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase
7Exact matchPortland, ME, United StatesHQ recorded Oct 19, 202611-5058 contacts →

Exact match

“Proven and reliable underwater power systems that generate energy from free-flowing tides and rivers, ORPC improves people’s lives and their environment through sustainable energy…”

Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase
8Exact matchWaimanalo, HI, United StatesHQ recorded Oct 19, 202611-5047 contacts →

Exact match

“Makai Ocean Engineering was founded in 1973 as a diversified ocean engineering company focused on providing design engineering and development services to a broad range of…”

Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase
9Exact matchOwings Mills, MD, United StatesHQ recorded Oct 19, 202611-5041 contacts →

Exact match

“The Oceantic Network provides networking, communications, and educational platforms to support stakeholders' participation in the offshore wind and the wider ocean tech industries…”

Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase
10Exact matchOakland, CA, United StatesHQ recorded Oct 19, 202611-5040 contacts →

Exact match

“Ocergy is an innovative company focusing on the development of complex ocean systems solving energy and environmental challenges in a sustainable manner.”

Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase
11Exact matchHouma, LA, United StatesHQ recorded Oct 19, 202611-5025 contacts →

Exact match

“Since 2013, Okeanus Science & Technology has been focused on providing the marine and ocean industry with high quality products and services through the sale and rental of…”

Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase
12Exact matchCharlottesville, VA, United StatesHQ recorded Oct 19, 202611-5024 contacts →

Exact match

“C-Power™ is an ocean power company, tapping the world’s largest battery, our oceans, to supply cost-effective, dependable, and predictable energy generation systems for our…”

Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase
13Exact matchSan Pedro, CA, United StatesHQ recorded Oct 19, 202611-5021 contacts →

Exact match

“Sperra is building a new foundation for renewable energy.”

Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase
14Exact matchPortland, ME, United StatesHQ recorded Oct 19, 20261-1017 contacts →

Exact match

“Kelson Marine is an ocean engineering firm that partners with its clients to solve the challenges of producing food and energy in the harsh world of the ocean.”

Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase
15Exact matchNorth Falmouth, MA, United StatesHQ recorded Oct 19, 202651-20017 contacts →

Exact match

“The Teledyne Marine Vehicles includes Teledyne Benthos, Teledyne SeaBotix, Teledyne Webb Research, Teledyne Gavia, and Teledyne Oceanscience all with rich histories in the marine…”

Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase
16Exact matchPhiladelphia, PA, United StatesHQ recorded Oct 19, 202611-5013 contacts →

Exact match

“Ocean Thermal Energy (OTE) Corporation is a leader in designing and developing secure ocean-based power plants.”

Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase
17Exact matchNew Bedford, MA, United StatesHQ recorded Oct 19, 202611-5012 contacts →

Exact match

“LPS addresses the problems of cost, environmental impact, and regulatory complexity in hydropower and ocean energy.”

Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase
18Exact matchKailua-Kona, HI, United StatesHQ recorded Oct 19, 20261-1011 contacts →

Exact match

“Global OTEC has designed a floating platform capable of converting solar heat energy stored in the oceans into renewable baseload power.”

Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase
19Exact matchNew York, NY, United StatesHQ recorded Oct 19, 202611-5011 contacts →

Exact match

“Verdant Power is at the forefront of advancing the global tidal energy industry to make tidal energy technology available worldwide.”

Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase
20Exact matchStafford, TX, United StatesHQ recorded Oct 19, 202611-509 contacts →

Exact match

“Deep Reach Technology, Inc.(DRT) the leading specialist in marine engineering focused on renewable energy and marine mineral harvesting.”

Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase
21Exact matchOakland, CA, United StatesHQ recorded Oct 19, 20261-109 contacts →

Exact match

“CalWave is bringing superior power generating technology to market with global reach.”

Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase
22Exact matchSan Diego, CA, United StatesHQ recorded Oct 19, 202611-509 contacts →

Exact match

“Ocean Motion Technologies develops innovative small-scale ocean wave energy devices that are controlled by advanced artificial intelligence systems.”

Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase
23Exact matchMiddletown, CT, United StatesHQ recorded Oct 19, 20261-109 contacts →

Exact match

“Geo SubSea is a unique small business serving the marine offshore and survey industries with expertise in marine geology and geophysics as well as strong familiarity with all…”

Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase
24Exact matchVista, CA, United StatesHQ recorded Oct 19, 20261-108 contacts →

Exact match

“We create electricity from temperature differences in the ocean.”

Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase
25Exact matchTemecula, CA, United StatesHQ recorded Oct 19, 20261-108 contacts →

Exact match

Recorded description not available.

Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase

Showing 25 of 105 ocean renewable energy equipment makers based in the United States

See the full list, filter by size, metro and specialty, and access 519 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Ocean renewable energy equipment makers based in the United States at a glance

As of Oct 19, 2026
45.4%Verified-email coverage
10.9Average contacts per company
1-10Median size (employees)
5.7%Largest-city concentration · Houston
Oct 19, 2026Page data refreshed

Companies by employee count

1-10
65
11-50
30
51-200
8
1,001-5,000
1
5,001-10,000
1

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 105 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 the United States whose business descriptions match “ocean renewable energy equipment makers” 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 519 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 October 19, 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 “ocean renewable energy equipment makers”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many ocean renewable energy equipment makers are there based in the United States?

RevenueBase identified 105 company matches for ocean renewable energy equipment makers associated with the United States as of October 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?

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

Which city has the most ocean renewable energy equipment makers?

Houston leads with 6 company records, followed by San Diego (5) and Portland (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 519 professional contacts with verified work emails tracked across these 105 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 October 19, 2026.

Ready to reach these companies? Verified emails and direct dials for all 105 ocean renewable energy equipment makers based in the United States. Start with a free account, no credit card.

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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.