Company lists · Data refreshed September 2026

Top 25 Offshore electrical engineering firms based in Greece

Name: Offshore electrical engineering firms based in Greece
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Data refreshed Sep 17, 2026 99 companies tracked

RevenueBase identified 99 company matches for offshore electrical engineering firms associated with Greece as of September 2026 and tracks 1,779 professional contacts across them, including 756 with verified work emails. Athens is the largest hub.

This list covers company matches for offshore electrical engineering firms associated with Greece, 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 17, 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 Sep 17, 2026 How this list was built

99Companies

1,779Contacts tracked

756Verified emails

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The 25 largest offshore electrical engineering firms based in Greece

Ranked by team size

Top 25 of 99 company matches for offshore electrical engineering firms based in Greece, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Sep 17, 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.
#	Company	RevenueBase SmartSearch	Headquarters	Employees	Contacts
1	asso.subsea	Exact match	Elefsina, GreeceHQ recorded Sep 17, 2026	501-1,000	478 contacts →
	Exact match “ASSO group is a technology driven company specialized to provide services and sub-sea equipment for underwater works in the marine and offshore field.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
2	ENOIA	Exact match	Athens, GreeceHQ recorded Sep 17, 2026	201-500	211 contacts →
	Exact match “ENOIA is a Multi-Disciplinary Engineering & Project Management Consultant in the Energy, Water and Industrial sector.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
3	Asprofos Engineering	Exact match	Athens, GreeceHQ recorded Sep 17, 2026	201-500	132 contacts →
	Exact match “ASPROFOS Engineering is a leading engineering consultancy company in the Oil & Gas Sector operating in accordance to internationally recognized standards and practices.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
4	Hydrus	Exact match	Agia Paraskevi, GreeceHQ recorded Sep 17, 2026	201-500	103 contacts →
	Exact match “Hydrus is a global engineering firm delivering technologies and services in the Maritime, Energy, Oil and Gas Sectors.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
5	Protasis SA	Exact match	Chalandri, GreeceHQ recorded Sep 17, 2026	51-200	102 contacts →
	Exact match “PROTASIS Engineering & Consulting, headquartered in Athens, Greece was established in 2002 operating in the wider HV and MV energy generation, transmission and distribution…” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
6	Alpha Marine Consulting P.C	Exact match	Piraeus, GreeceHQ recorded Sep 17, 2026	51-200	81 contacts →
	Exact match “Alpha Marine Consulting (AMC) is a leading marine consultancy firm, ranking among the largest in Europe.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
7	Power SUB Link SA PSL	Exact match	Athens, GreeceHQ recorded Sep 17, 2026	51-200	46 contacts →
	Exact match “PSL has supported major contractors in the subsea cable industry for over 30+years, globally.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
8	MGK Tech	Exact match	Lykovrysi, GreeceHQ recorded Sep 17, 2026	51-200	38 contacts →
	Exact match “MGK Tech is an engineering firm specialized in Engineering, Procurement, Construction, Commissioning and O&M Services for Electrical Substations, Conventional and Renewable Power…” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
9	Golden A S	Exact match	Keratsini, GreeceHQ recorded Sep 17, 2026	51-200	35 contacts →
	Exact match “Golden A/S is familiar with almost all types of vessels, from small motor yachts to container ships and oil tankers.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
10	Marnet S.A	Exact match	Αθήνα, GreeceHQ recorded Sep 17, 2026	11-50	27 contacts →
	Exact match “The Marine Applied Research and New Technologies S.A.(MARNET S.A.) was established in 1993 in Greece, as a consulting and research engineering company.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
11	Ogenus Offshore	Exact match	GreeceHQ recorded Sep 17, 2026	51-200	27 contacts →
	Exact match “Based in Greece and UK, Ogenus Offshore specializes in providing highly skilled personnel for Oil, Gas, and Renewable Energy sectors.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
12	A&g Powering Construction	Exact match	Agios Dimitrios, GreeceHQ recorded Sep 17, 2026	51-200	23 contacts →
	Exact match “Powering tomorrow's infrastructure through engineering excellence.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
13	Pipeserv Engineering	Exact match	Athens, GreeceHQ recorded Sep 17, 2026	11-50	15 contacts →
	Exact match “Pipeserv is an engineering, construction and consulting partner for industrial projects.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
14	Panmarine & Industrial Services LTD	Exact match	Piraeus, GreeceHQ recorded Sep 17, 2026	11-50	15 contacts →
	Exact match “PanMarine & Industrial Services Ltd was established in Piraeus, to accommodate the needs of the Greek Marine, Power and Industrial sectors.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
15	Gecko Power Solutions	Exact match	Marousi, GreeceHQ recorded Sep 17, 2026	11-50	14 contacts →
	Exact match “Gecko Power Solutions is an engineering and consulting company specialized in Power Grids, HV & MV Substations, Power Generation and Industry projects.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
16	Controls Engineering Vassiloglou	Exact match	Thessaloniki, GreeceHQ recorded Sep 17, 2026	51-200	12 contacts →
	Exact match “Our company CONTROLS VASILOGLOU started its activities in 2002 in Greece by combining the knowledge and experience of members from past activities.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
17	Gaeaquatic LTD	Exact match	Koropi, GreeceHQ recorded Sep 17, 2026	11-50	12 contacts →
	Exact match “Gaeaquatic was founded by a group of experts in its field, having global experience and commercial awareness in the subsea cables and trenchless installations industries- In-House…” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
18	Pantechnic LTD	Exact match	Piraeus, GreeceHQ recorded Sep 17, 2026	11-50	12 contacts →
	Exact match “Pantechnic Ltd offers first class engineering services for the marine,power and oil & gas applications.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
19	Helintec SA	Exact match	Palaión Fáliron, GreeceHQ recorded Sep 17, 2026	11-50	12 contacts →
	Exact match “Helintec SA is an engineering company with activities extending over a range of software products, consultancy and technical services, mainly directed to the Marine Industry.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
20	SELMA	Exact match	Piraeus, GreeceHQ recorded Sep 17, 2026	11-50	12 contacts →
	Exact match “SELMA is an engineering company specialising in Marine and Yachting Industry, implementing the design, development and installation of integrated marine electrical, automation and…” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
21	Argo Navis Engineers LTD	Exact match	Amaroúsion, GreeceHQ recorded Sep 17, 2026	11-50	11 contacts →
	Exact match “ARGO NAVIS ENGINEERS was established in 2009 as a marine engineering and shipping consultancy firm.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
22	Inovtech	Exact match	Lykovrysi, GreeceHQ recorded Sep 17, 2026	11-50	9 contacts →
	Exact match “Inovtech Engineering & Consulting provides diverse specialist services to renewable energy & power generation developers & contractors, distribution & transmission utilities, and…” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
23	Amco Electric LTD	Exact match	Acharnai, GreeceHQ recorded Sep 17, 2026	1-10	9 contacts →
	Exact match “We cover every aspect of electrical applications in the field of Industry, Renewable Energy Sources (RES) & Infrastructure, on substations of Medium & High Voltage, providing…” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
24	Electrica S.A	Exact match	Pireás, GreeceHQ recorded Sep 17, 2026	11-50	9 contacts →
	Exact match “Our story started in 1972.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
25	Enerdia	Exact match	Glyka Nera, GreeceHQ recorded Sep 17, 2026	11-50	9 contacts →
	Exact match “ENERDIA is a Greek company, established in 2010 by distinguished engineers in order to provide consulting technical services and complete Electro-mechanical solutions and turn-key…” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase

RevenueBase SmartSearch

Describe a niche business in your own words. RevenueBase SmartSearch compares the meaning of your description with company business descriptions compiled in the RevenueBase company graph. Exact, Similar, Related and Broad control how closely companies must fit.

This list uses Exact for “offshore electrical engineering firms”. Each Exact match badge shows membership in that saved search; it is not an individual similarity score or a service-quality rating. Recorded descriptions are shown where available.

Showing 25 of 99 offshore electrical engineering firms based in Greece

See the full list, filter by size, metro and specialty, and access 756 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Offshore electrical engineering firms based in Greece at a glance

As of Sep 17, 2026

42.5%Verified-email coverage

18.0Average contacts per company

11-50Median size (employees)

23.2%Largest-city concentration · Athens

Sep 17, 2026Page data refreshed

Companies by employee count

1-10

11-50

51-200

201-500

501-1,000

Email recency for this list is measured worldwide rather than for Greece, so it is reported there. Company counts and contact totals on this page are exact for Greece, over 99 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 Greece whose business descriptions match “offshore electrical engineering firms” 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 756 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 17, 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 “offshore electrical engineering firms”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many offshore electrical engineering firms are there based in Greece?

RevenueBase identified 99 company matches for offshore electrical engineering firms associated with Greece 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?

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

Which city has the most offshore electrical engineering firms?

Athens leads with 23 company records, followed by Piraeus (7) and Attica (2).

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 756 professional contacts with verified work emails tracked across these 99 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 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 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.