Company lists · Data refreshed September 2026

Top 25 Oscillating water column companies worldwide

RevenueBase identified 234 company matches for oscillating water column companies worldwide as of September 2026 and tracks 1,534 professional contacts across them, including 658 with verified work emails. The United States is the largest market and Edinburgh the largest hub.

This list covers company matches for oscillating water column companies worldwide, found by RevenueBase SmartSearch using the meaning of business descriptions in its company graph at Exact. Ranked by professionals tracked, largest first. Rows show recorded descriptions where available, Exact search membership and the snapshot date. Data refreshed September 20, 2026. Country and city lists for oscillating water column companies follow the table.

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 Sep 20, 2026 How this list was built
234Companies
1,534Contacts tracked
658Verified emails
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The 25 largest oscillating water column companies worldwide

Ranked by team size
Top 25 of 234 company matches for oscillating water column companies worldwide, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Sep 20, 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 matchHägersten, SwedenHQ recorded Sep 20, 202651-20099 contacts →

Exact match

“CorPower Ocean designs, manufactures and operates wave energy farms for our customers.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
2Exact matchLa Ciotat, FranceHQ recorded Sep 20, 202651-20080 contacts →

Exact match

“BW Ideol is a pioneer and global leader in floating offshore wind since 2010.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
3Exact matchRennes, FranceHQ recorded Sep 20, 202651-20065 contacts →

Exact match

“Sweetch Energy is a renewable energy company pioneering osmotic power, turning the natural salinity of water into clean, 24/7, and cost-efficient electricity.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
4Exact matchVastra Frolunda, SwedenHQ recorded Sep 20, 202651-20042 contacts →

Exact match

“Minesto is a leading ocean energy technology company on a mission to minimise the global carbon footprint of the energy industry by enabling commercial power production from the…”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
5Exact matchOakland, CA, United StatesHQ recorded Sep 20, 202611-5041 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 · Sep 20, 2026 · View company records in RevenueBase
6Exact matchKirkwall, United KingdomHQ recorded Sep 20, 202611-5036 contacts →

Exact match

“Orbital Marine Power is an innovative Scottish engineering company focused on the development of a low-cost, predictable, scalable floating tidal stream technology.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
7Exact matchStockholm, SwedenHQ recorded Sep 20, 202611-5031 contacts →

Exact match

“Hexicon is a Swedish cleantech company that develops international floating offshore wind power projects.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
8Exact matchSwansea, United KingdomHQ recorded Sep 20, 202611-5030 contacts →

Exact match

“Marine Power Systems’ core platform solution, PelaFlex, includes both hybrid and fully floating variants, designed to operate across a wide range of water depths.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
9Exact matchNorth Fremantle, AustraliaHQ recorded Sep 20, 202611-5026 contacts →

Exact match

“Carnegie Clean Energy Limited is an Australian, ASX-listed (ASX: CCE) wave energy technology developer.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
10Exact matchCharlottesville, VA, United StatesHQ recorded Sep 20, 202611-5025 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 · Sep 20, 2026 · View company records in RevenueBase
11Exact matchViana Do Castelo, PortugalHQ recorded Sep 20, 202611-5023 contacts →

Exact match

“Gazelle Wind Power is pioneering the next generation of floating offshore wind platforms to unlock deep-water wind resources and drive the global energy transition.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
12Exact matchEdinburgh, United KingdomHQ recorded Sep 20, 202611-5023 contacts →

Exact match

“Mocean Energy designs and delivers ocean energy technology to provide clean, carbon-free, renewable power.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
13Exact matchBristol, United KingdomHQ recorded Sep 20, 202611-5021 contacts →

Exact match

“Proteus is an innovative, cutting-edge marine energy business.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
14Exact matchTel Aviv, IsraelHQ recorded Sep 20, 202611-5021 contacts →

Exact match

“Eco Wave Power (Nasdaq Stock Symbol: WAVE) is an advanced and innovative international wave power developer, headquartered in Israel.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
15Exact matchHelsingør, DenmarkHQ recorded Sep 20, 202611-5021 contacts →

Exact match

“Wavepiston is a revolutionary technology that harnesses wave energy to produce clean electricity and desalinated water.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
16Exact matchOslo, NorwayHQ recorded Sep 20, 202611-5020 contacts →

Exact match

“FSubsea is a Norwegian ocean technology company focused on climate-smart subsea desalination systems, as well as robust subsea pumping systems for a variety of energy and green…”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
17Exact matchTorino (to), ItalyHQ recorded Sep 20, 202611-5019 contacts →

Exact match

“The MORE (Marine Offshore Renewable Energy) Lab research center was born in 2020, with the purpose of studying the development of industrial systems able to produce energy from…”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
18Exact matchBordeaux, FranceHQ recorded Sep 20, 20261-1019 contacts →

Exact match

“Founded in Bordeaux, France, in 2015, SEATURNS has developed an innovative, and cost-effective wave energy solution to meet the urgent global demand for sustainable and renewable…”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
19Exact matchDublin, IrelandHQ recorded Sep 20, 202611-5019 contacts →

Exact match

“Seabased offers cost-competitive renewable energy from wave to grid.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
20Exact matchStockholm, SwedenHQ recorded Sep 20, 20261-1017 contacts →

Exact match

“Saving the Climate with Profitable and Stable Ocean Energy One solution, two global crises.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
21Exact matchMadrid, SpainHQ recorded Sep 20, 202611-5017 contacts →

Exact match

“Wedge Global is an innovative technology and services provider for the marine energy market.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
22Exact matchPortland, ME, United StatesHQ recorded Sep 20, 20261-1016 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 · Sep 20, 2026 · View company records in RevenueBase
23Exact matchEdinburgh, United KingdomHQ recorded Sep 20, 20261-1015 contacts →

Exact match

“QED Naval is defined as a high growth company that is using nearly 20 years experience within naval architecture and marine engineering consultancy to develop concepts for the…”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
24Exact matchOslo, NorwayHQ recorded Sep 20, 20261-1015 contacts →

Exact match

“We utilize the power of waves to deliver desalinated water to shore where needed in a flexible, efficient way and without emissions, through putting Norway’s unique offshore…”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
25Exact matchMálaga, SpainHQ recorded Sep 20, 202611-5015 contacts →

Exact match

“We are the developers of #W2Power, the first twin turbine floating solution to be tested at open sea in the World.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase

Showing 25 of 234 oscillating water column companies worldwide

See the full list, filter by size, metro and specialty, and access 658 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Oscillating water column companies worldwide at a glance

As of Sep 20, 2026
42.9%Verified-email coverage
6.6Average contacts per company
1-10Median size (employees)
3.0%Largest-city concentration · Edinburgh
Sep 20, 2026Page data refreshed

Companies by employee count

1-10
164
11-50
59
51-200
10
1,001-5,000
1

Email recency is reported on each country list linked below.

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.
Coverage
Every country. Country and city lists for oscillating water column companies are linked below.
What qualifies
Company records worldwide whose business descriptions match “oscillating water column companies” by meaning at the Exact setting. Descriptions are compiled in the RevenueBase company graph from public websites, profiles and company information where available; they are not guaranteed quotations from the company's website.
RevenueBase SmartSearch
Describe a niche company in your own words to find businesses by meaning. Exact, Similar, Related and Broad control the breadth of RevenueBase SmartSearch. This saved list uses Exact. Each row's Exact match badge shows inclusion in that search, not an individual score or a service-quality judgment.
Public preview
The public preview omits records without a verified work email. 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 658 professional contacts with verified work emails across the full matched dataset. Contacts re-verify on a rolling cadence, and each contact's own verification date is shown inside RevenueBase.
Refresh
This page's figures were pulled from the company graph on September 20, 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.

Oscillating water column companies by location

2 lists · largest first

Every Oscillating water column companies list RevenueBase publishes, by country and city. Counts are matching companies in each list as of its own refresh date.

Countries

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 “oscillating water column companies”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many oscillating water column companies are there worldwide?

RevenueBase identified 234 company matches for oscillating water column companies worldwide as of September 2026, using the meaning of business descriptions at Exact. This is the recorded matched set in the RevenueBase company graph.

What is the largest company on this list?

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

Which country has the most oscillating water column companies?

The United States leads with 43 companies, followed by the United Kingdom (35). Every oscillating water column companies list by country and city is linked on this page.

Which city has the most oscillating water column companies?

Edinburgh leads with 7 company records, followed by London (3) and Oslo (3).

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 658 professional contacts with verified work emails tracked across these 234 companies; direct dials are available where recorded.

How current is this list?

The list refreshes periodically as the company graph is re-checked. This page's figures were pulled on September 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 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.