Company lists · Data refreshed September 2026

Top 19 Energy policy consulting firms based in Greece

RevenueBase identified 65 energy policy consulting firms headquartered in Greece as of September 2026 and tracks 499 professional contacts across them, including 173 with verified work emails. Athens is the largest hub.

This list covers energy policy consulting firms headquartered in Greece, 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 28, 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 28, 2026 86% judged on-target in blind review
65Companies
499Contacts tracked
173Verified emails
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The 19 largest energy policy consulting firms based in Greece

Ranked by team size
Top 19 of 65 energy policy consulting firms based in Greece, ranked by team size, largest first. Data refreshed Sep 28, 2026. RevenueBase Smart Search rates how each company's information relates to energy policy consulting firms: 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 evidenceAthens, GreeceHQ checked Sep 28, 202611-5051 contacts →

Partial evidence

“SUSTCHEM TECHNICAL CONSULTING S.A.”

Source: RevenueBase Database · checked Sep 28, 2026
2Indirect evidenceMarousi, GreeceHQ checked Sep 28, 202611-5039 contacts →

Indirect evidence

Source: RevenueBase Database · checked Sep 28, 2026
3Partial evidenceKhalándrion, GreeceHQ checked Sep 28, 202611-5035 contacts →

Partial evidence

“Envirometrics is a leading environmental consulting firm specializing in sustainability and environmental protection.”

Source: RevenueBase Database · checked Sep 28, 2026
4Partial evidenceAthens, GreeceHQ checked Sep 28, 202611-5030 contacts →

Partial evidence

“EXERGIA is an independent firm of consultants operating internationally and providing specialized advice, expertise and technical consultancy on the sectors of Energy, Environment…”

Source: RevenueBase Database · checked Sep 28, 2026
5Partial evidenceAthens, GreeceHQ checked Sep 28, 202611-5025 contacts →

Partial evidence

“We are a team of experienced consultants, analysts and modellers specializing in providing consulting services based on advanced empirical modelling of the…”

Source: RevenueBase Database · checked Sep 28, 2026
6Indirect evidenceIraklio Attikis, GreeceHQ checked Sep 28, 202611-5019 contacts →

Indirect evidence

“ResNovae Consultants was founded in 2014 with a vision to simplify business operations, saving work hours to our client’s teams and revealing business opportunities for profitable…”

Source: RevenueBase Database · checked Sep 28, 2026
7Indirect evidenceAthens, GreeceHQ checked Sep 28, 202611-5015 contacts →

Indirect evidence

“TERRA NEUTRAL provides services for the sustainable growth of its clients by managing the risks arising from climate change, resource depletion and environmental degradation.”

Source: RevenueBase Database · checked Sep 28, 2026
8Partial evidenceGreeceHQ checked Sep 28, 202611-5014 contacts →

Partial evidence

“Green economies consist of activities in sectors such as renewable energy, sustainable construction, eco-transport, protecting land and water resources, and waste management.”

Source: RevenueBase Database · checked Sep 28, 2026
9Partial evidenceThessaloniki, GreeceHQ checked Sep 28, 202611-5014 contacts →

Partial evidence

“ESTIA Consulting and Engineering - based in Thessaloniki - is active on development, licensing and engineering of RES projects.”

Source: RevenueBase Database · checked Sep 28, 2026
10Strong evidenceAgia Paraskevi, GreeceHQ checked Sep 28, 202611-5013 contacts →

Strong evidence

“HOLISTIC offers a wide range of consulting services in the fields of projects organization and management support, digital services and energy and environmental policy and…”

Source: RevenueBase Database · checked Sep 28, 2026
11Partial evidenceAthens, GreeceHQ checked Sep 28, 20261-1010 contacts →

Partial evidence

“VIS Economic & Energy Consultants provides specialized consultancy services to address the needs of private and institutional clients, across the energy (oil, gas, electricity…”

Source: RevenueBase Database · checked Sep 28, 2026
12Partial evidenceAthens, GreeceHQ checked Sep 28, 202611-509 contacts →

Partial evidence

“FGRID is your renewable energy personal licensing consultant.”

Source: RevenueBase Database · checked Sep 28, 2026
13Partial evidenceAthens, GreeceHQ checked Sep 28, 202611-508 contacts →

Partial evidence

“INNOVECO is an independent engineering and consulting firm, which provides specialized services on environmental management, optimization and sustainable development.”

Source: RevenueBase Database · checked Sep 28, 2026
14Strong evidenceGlyfada, GreeceHQ checked Sep 28, 20261-104 contacts →

Strong evidence

“G&D is a boutique consulting company providing public and private sector clients with solutions for “Policy and Regulation”, “Strategy and Business”, “Monitoring and Evaluation”…”

Source: RevenueBase Database · checked Sep 28, 2026
15Strong evidenceMagoúla, GreeceHQ checked Sep 28, 20261-104 contacts →

Strong evidence

“SolidBlue Engineering is a specialized consulting firm operating in the fields of Energy, Environment, and Industrial Safety.”

Source: RevenueBase Database · checked Sep 28, 2026
16Strong evidenceAthens, GreeceHQ checked Sep 28, 202611-503 contacts →

Strong evidence

“DELTAENERGY is a dynamic Greek consulting company in the energy sector.”

Source: RevenueBase Database · checked Sep 28, 2026
17Partial evidenceAthens, GreeceHQ checked Sep 28, 20261-103 contacts →

Partial evidence

“Η ENERGY PROFIT είναι ενεργειακή συμβουλευτική εταιρεία με εξειδίκευση στον στρατηγικό ενεργειακό σχεδιασμό, στον τομέα της παραγωγής ενέργειας από ανανεώσιμες πηγές (ΑΠΕ), την…”

Source: RevenueBase Database · checked Sep 28, 2026
18Partial evidenceAthens, GreeceHQ checked Sep 28, 20261-102 contacts →

Partial evidence

“Strategy, Business Consulting & Public Affairs”

Source: RevenueBase Database · checked Sep 28, 2026
19Strong evidenceAghios Dimitrios, GreeceHQ checked Sep 28, 20261-101 contacts →

Strong evidence

“EXPERTISE Advanced consulting services built around our solid expertise related to renewable energy, decarbonization and electricity market.”

Source: RevenueBase Database · checked Sep 28, 2026

Showing 19 of 65 energy policy consulting firms based in Greece

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Energy policy consulting firms based in Greece at a glance

As of Sep 28, 2026
34.7%Verified-email coverage
7.7Average contacts per company
1-10Median size (employees)
27.7%Largest-city concentration · Athens
Sep 28, 2026Page data refreshed

Companies by employee count

1-10
34
11-50
28
51-200
3

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 65 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 energy policy consulting firms, 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 Greece whose own description of what they do matches “energy policy consulting firms”. 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 energy policy consulting firms), 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 energy policy consulting firms, and records with no verified work email. Companies headquartered outside Greece 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, 173 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 28, 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 energy policy consulting firms, 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 energy policy consulting firms are there based in Greece?

RevenueBase identified 65 energy policy consulting firms headquartered in Greece 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?

Sustchem S.A, headquartered in Greece, tops this list with the largest team on record.

Which city has the most energy policy consulting firms?

Athens leads with 18 headquartered companies, followed by Corinth (2) and Glyfada (2).

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 173 verified decision-maker contacts tracked across these 65 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 28, 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.