Company lists · Data refreshed September 2026

Top 25 Offshore wind consultants based in Germany

RevenueBase identified 211 offshore wind consultants headquartered in Germany as of September 2026 and tracks 4,420 professional contacts across them, including 1,167 with verified work emails. Hamburg is the largest hub.

This list covers offshore wind consultants headquartered in Germany, 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.

How to read this list HQ checked on every row RevenueBase Smart Search rating on every row Refreshed Sep 20, 2026 86% judged on-target in blind review
211Companies
4,420Contacts tracked
1,167Verified emails
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The 25 largest offshore wind consultants based in Germany

Ranked by team size
Top 25 of 211 offshore wind consultants based in Germany, ranked by team size, largest first. Data refreshed Sep 20, 2026. RevenueBase Smart Search rates how each company's information relates to offshore wind consultants: strong evidence (its own description names it), partial (names part of it), indirect (matched on the rest of its profile rather than the description shown). Click a contact count to view that company's people.
#CompanyRevenueBase Smart SearchHeadquartersEmployeesContacts
1Partial evidenceHamburg, GermanyHQ checked Sep 20, 20261,001-5,000437 contacts →

Partial evidence

“In 26 years, the power of wind has never ceased to fascinate us.”

Source: RevenueBase Database · checked Sep 20, 2026
2Strong evidenceHamburg, GermanyHQ checked Sep 20, 2026201-500305 contacts →

Strong evidence

“Headquartered in Hamburg, Germany, we are an accomplished offshore wind developer and operator with more than 25 years’ experience.”

Source: RevenueBase Database · checked Sep 20, 2026
3Strong evidenceHamburg, GermanyHQ checked Sep 20, 2026201-500153 contacts →

Strong evidence

“With a network of partners SeaRenergy offers turnkey solutions which cover the whole value chain of transport and installation of offshore wind farms.”

Source: RevenueBase Database · checked Sep 20, 2026
4Strong evidenceEmden, GermanyHQ checked Sep 20, 2026201-500113 contacts →

Strong evidence

Wind Multiplikator – powered by Semco Maritime is THE full-service provider for offshore wind projects.”

Source: RevenueBase Database · checked Sep 20, 2026
5Strong evidenceBremen, GermanyHQ checked Sep 20, 2026201-500103 contacts →

Strong evidence

“RTS Wind AG – Your Global Partner in Wind Energy Who we are: A turnkey service provider for onshore and offshore wind energy worldwide Operating in 44 countries across 5…”

Source: RevenueBase Database · checked Sep 20, 2026
6Indirect evidenceHamburg, GermanyHQ checked Sep 20, 202651-20088 contacts →

Indirect evidence

“KODIAK's SERVICES: PROJECT DEVELOPMENT ADVISORY - Project development and strategic planning - Market advisory - Advisory in technology and location - Project governance and…”

Source: RevenueBase Database · checked Sep 20, 2026
7Indirect evidenceHamburg, GermanyHQ checked Sep 20, 202651-20070 contacts →

Indirect evidence

“We are visionaries and engineers, generalists and specialists.”

Source: RevenueBase Database · checked Sep 20, 2026
8Partial evidenceVarel, GermanyHQ checked Sep 20, 202651-20069 contacts →

Partial evidence

“Founded in Deutsche WindGuard is today one of the most experienced and comprehensive service providers in the wind energy industry.”

Source: RevenueBase Database · checked Sep 20, 2026
9Strong evidenceHamburg, GermanyHQ checked Sep 20, 202651-20056 contacts →

Strong evidence

“Global Tech I Offshore Wind GmbH is a project company for renewable energy based in Hamburg at Rödingshof, Rödingsmarkt 39, 20459 Hamburg, Germany.”

Source: RevenueBase Database · checked Sep 20, 2026
10Indirect evidenceHusum, GermanyHQ checked Sep 20, 202651-20056 contacts →

Indirect evidence

“PNE Erneuerbare Energien GmbH is a regional enterprise operating at the international level and has been one of the leading project developers in Germany, Europe and South Africa…”

Source: RevenueBase Database · checked Sep 20, 2026
11Partial evidenceEmden, GermanyHQ checked Sep 20, 202651-20050 contacts →

Partial evidence

“Ems Maritime Offshore GmbH (EMO) is a fully-owned subsidiary of the shipping company Aktien-Gesellschaft "EMS", and was established in 2010 to expand the offshore activities of…”

Source: RevenueBase Database · checked Sep 20, 2026
12Indirect evidenceHannover, GermanyHQ checked Sep 20, 202651-20047 contacts →

Indirect evidence

“GEO-NET is an interdisciplinary and technology-oriented company concentrating on Renewable Energies, Environmental Meteorology and Environmental Planning.”

Source: RevenueBase Database · checked Sep 20, 2026
13Partial evidenceSchwerin, GermanyHQ checked Sep 20, 202651-20046 contacts →

Partial evidence

“Sabik Offshore is the global leader in marking and lighting offshore windfarms.”

Source: RevenueBase Database · checked Sep 20, 2026
14Partial evidenceGermanyHQ checked Sep 20, 20261,001-5,00045 contacts →

Partial evidence

“Imprint: Privacy statement: Deutsche Windtechnik is Europe's largest manufacturer-independent service provider for technical maintenance of wind turbines.”

Source: RevenueBase Database · checked Sep 20, 2026
15Indirect evidenceDresden, GermanyHQ checked Sep 20, 2026501-1,00043 contacts →

Indirect evidence

“The GICON Group is a group of companies of independently operating engineering service providers.”

Source: RevenueBase Database · checked Sep 20, 2026
16Indirect evidenceMünchen, GermanyHQ checked Sep 20, 202611-5036 contacts →

Indirect evidence

“We take responsibility for your project and stand steadfastly by your side in our role as technical expert.”

Source: RevenueBase Database · checked Sep 20, 2026
17Strong evidenceBerlin, GermanyHQ checked Sep 20, 202651-20035 contacts →

Strong evidence

“4initia GmbH offers first class engineering and consultancy services in all areas within the renewable energy industry, with a particular focus on wind and solar.”

Source: RevenueBase Database · checked Sep 20, 2026
18Indirect evidenceGluckstadt, GermanyHQ checked Sep 20, 202611-5031 contacts →

Indirect evidence

“O.S.”

Source: RevenueBase Database · checked Sep 20, 2026
19Partial evidencePotsdam, GermanyHQ checked Sep 20, 2026n/a31 contacts →

Partial evidence

“4cast is a TR6-accredited wind assessment provider in Germany.”

Source: RevenueBase Database · checked Sep 20, 2026
20Partial evidenceNordenham, GermanyHQ checked Sep 20, 202611-5030 contacts →

Partial evidence

“Onken Offshore Contractors (OOC) was founded with different indipendent experts there are already working in the Offshore buisness.”

Source: RevenueBase Database · checked Sep 20, 2026
21Indirect evidenceHamburg, GermanyHQ checked Sep 20, 202611-5029 contacts →

Indirect evidence

“8.2 Obst & Hamm GmbH was founded in 2003 and is part of the 8.2 group which traces back to 1995.”

Source: RevenueBase Database · checked Sep 20, 2026
22Partial evidenceBergen, GermanyHQ checked Sep 20, 202611-5028 contacts →

Partial evidence

“Die Firma SKalia ist ein fachkundiges, junges und flexibles Dienstleistungsunternehmen, das im on/ offshore Bereich weltweit tätig ist.”

Source: RevenueBase Database · checked Sep 20, 2026
23Strong evidenceHamburg, GermanyHQ checked Sep 20, 202611-5027 contacts →

Strong evidence

“Merkur Offshore operates one of the largest offshore wind farms in the North Sea in Germany.”

Source: RevenueBase Database · checked Sep 20, 2026
24Indirect evidenceRendsburg, GermanyHQ checked Sep 20, 202611-5026 contacts →

Indirect evidence

“high performance turbine engineering”

Source: RevenueBase Database · checked Sep 20, 2026
25Partial evidenceMainz, GermanyHQ checked Sep 20, 202611-5025 contacts →

Partial evidence

“wiwi consult ist Dienstleister/ Berater im technischen und kaufmännischen Bereich sowie Projektentwickler und Betreiber von nationalen und internationalen Wind- und…”

Source: RevenueBase Database · checked Sep 20, 2026

Showing 25 of 211 offshore wind consultants based in Germany

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Offshore wind consultants based in Germany at a glance

As of Sep 20, 2026
26.4%Verified-email coverage
20.9Average contacts per company
1-10Median size (employees)
23.2%Largest-city concentration · Hamburg
Sep 20, 2026Page data refreshed

Companies by employee count

1-10
109
11-50
60
51-200
25
201-500
7
501-1,000
2
1,001-5,000
3
10001+
1

Email recency for this list is measured worldwide rather than for Germany, so it is reported there. Company counts and contact totals on this page are exact for Germany, over 211 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 offshore wind consultants, 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 Germany whose own description of what they do matches “offshore wind consultants”. 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 offshore wind consultants), 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 offshore wind consultants, and records with no verified work email. Companies headquartered outside Germany 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, 1,167 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.

Offshore wind consultants by metro

  • Offshore wind consultants in Hamburg49

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 offshore wind consultants, 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 offshore wind consultants are there based in Germany?

RevenueBase identified 211 offshore wind consultants headquartered in Germany 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?

Senvion, headquartered in Hamburg, tops this list with the largest team on record.

Which city has the most offshore wind consultants?

Hamburg leads with 49 headquartered companies, followed by Berlin (14) and Bremen (14).

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 1,167 verified decision-maker contacts tracked across these 211 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.