Company lists · Data verified August 2026

Top 12 Clean energy consultancy companies based in Bulgaria

Name: Clean energy consultancy companies based in Bulgaria
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Verified Aug 28, 2026 61 companies tracked

There are 61 clean energy consultancy companies headquartered in Bulgaria (RevenueBase, August 2026). RevenueBase tracks 225 professional contacts across them, including 35 with verified work emails and 7 with mobile numbers. Sofia is the largest hub.

This list covers clean energy consultancy companies headquartered in Bulgaria, matched on what each company actually does as described in its own words. Ranked by team size, largest first. Data current as of August 28, 2026.

61Companies

225Contacts tracked

35Verified emails

7Mobile numbers

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The 12 largest clean energy consultancy companies based in Bulgaria

Ranked by team size

Top 12 of 61 clean energy consultancy companies based in Bulgaria, ranked by team size, largest first. Data verified Aug 28, 2026. Click a count to unlock that company's people.
#	Company	HQ	Employees	Contacts	Verified emails
1	GCR AD	Sofia	11-50	18	12
2	Evklips Energy LTD	Sofia City	201-500	13	1
3	Esco Bulgaria	Sofia	11-50	9	4
4	Renergy	Sofia	11-50	6	2
5	Institute For Circular Economy	Sofia City	11-50	5	4
6	ENEX	Sofia	51-200	5	3
7	Wind Of Change	Sofia City	1-10	4	3
8	Mega Solar Power Bulgaria	Sofia City	11-50	2	2
9	Finance Partner	Sofia	1-10	1	1
10	DMD NEW Technologies	Sofia	1-10	1	1
11	Alpenglow Advisory	Sofia	1-10	1	1
12	Project Consulting	Sofia	1-10	1	1

Showing 12 of 61 clean energy consultancy companies based in Bulgaria

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Clean energy consultancy companies based in Bulgaria at a glance

As of Aug 28, 2026

1-10Median size (employees)

SofiaLargest hub · 32 HQs

7Contacts with mobile numbers

0Emails re-verified in last 30 days

Companies by employee count

1-10

11-50

51-200

201-500

Clean energy consultancy companies by metro

Metro	Companies
Clean energy consultancy companies in Sofia	32
Clean energy consultancy companies in Sofia City	6
Clean energy consultancy companies in Varna	4
Clean energy consultancy companies in Plovdiv	4
Clean energy consultancy companies in Sofiia	2
Clean energy consultancy companies in Bulgaria	1
Clean energy consultancy companies in Sandanski	1

How this list was built

Source: The RevenueBase company graph: 21.3 million companies and 398.9 million professional contacts resolved from primary sources.
Inclusion: Companies whose own business descriptions match “clean energy consultancy companies”, with match quality audited by blind human judging, and headquartered in Bulgaria.
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: Contact records re-verify on a rolling cadence; 0 contacts on this list were re-verified in the last 30 days.
Refresh: Lists are refreshed periodically as the underlying company graph is re-verified. Last verified Aug 28, 2026.

Frequently asked

How many clean energy consultancy companies are there based in Bulgaria?

There are 61 clean energy consultancy companies headquartered in Bulgaria as of August 2026 (RevenueBase).

What is the largest company on this list?

GCR AD, headquartered in Sofia, tops this list with the largest team on record.

Which city has the most clean energy consultancy companies?

Sofia leads with 32 headquartered companies, followed by Sofia City (6) and Varna (4).

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 35 verified decision-maker contacts tracked across these 61 companies.

How current is this list?

The list is refreshed periodically as the underlying company graph is re-verified. It was last verified on August 28, 2026.

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About this data

RevenueBase is a B2B contact data platform. Its company graph covers 21.3 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, the same data that powers RevenueBase's B2B data products and the free research portal.