Company lists · Data verified August 2026

Top 13 Clean energy consulting firms based in Slovakia

Name: Clean energy consulting firms based in Slovakia
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Verified Aug 28, 2026 34 companies tracked

There are 34 clean energy consulting firms headquartered in Slovakia (RevenueBase, August 2026). RevenueBase tracks 258 professional contacts across them, including 108 with verified work emails and 4 with mobile numbers. Bratislava is the largest hub.

This list covers clean energy consulting firms headquartered in Slovakia, 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.

34Companies

258Contacts tracked

108Verified emails

4Mobile numbers

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The 13 largest clean energy consulting firms based in Slovakia

Ranked by team size

Top 13 of 34 clean energy consulting firms based in Slovakia, 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	Grinity	Ruzinov	51-200	92	75
2	Esco Slovensko	Bratislava	11-50	17	15
3	Lovis Plus S.R.O	Kosice	11-50	9	1
4	Eif, A.S	Bratislava	11-50	5	3
5	Ekojet, S.R.O	Bratislava	1-10	4	3
6	Envisor S.R.O	Bratislava	1-10	3	3
7	HSH Group S.R.O	Kosice Of Kosice	11-50	2	2
8	Summerlabsk	Raca Of Bratislava	1-10	2	1
9	Smartes Energetické Služby	Trnava	1-10	2	1
10	Energiqube	Bratislava	1-10	1	1
11	Volt Consulting, S.R.O	Bratislava Stare Mesto	1-10	1	1
12	Pavel Šimon S.R.O	Liptovsky Mikulas	1-10	1	1
13	Peritech	Presov	1-10	1	1

Showing 13 of 34 clean energy consulting firms based in Slovakia

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Clean energy consulting firms based in Slovakia at a glance

As of Aug 28, 2026

1-10Median size (employees)

BratislavaLargest hub · 17 HQs

4Contacts with mobile numbers

0Emails re-verified in last 30 days

Companies by employee count

1-10

11-50

51-200

501-1,000

Clean energy consulting firms by metro

Metro	Companies
Clean energy consulting firms in Bratislava	17
Clean energy consulting firms in Ivanka Pri Dunaji	2
Clean energy consulting firms in Presov	2
Clean energy consulting firms in Raca Of Bratislava	1
Clean energy consulting firms in Bratislava Of Bratislava	1
Clean energy consulting firms in Trencin	1
Clean energy consulting firms in Mesto Of Bratislava	1
Clean energy consulting firms in Ruzinov	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 consulting firms”, with match quality audited by blind human judging, and headquartered in Slovakia.
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 consulting firms are there based in Slovakia?

There are 34 clean energy consulting firms headquartered in Slovakia as of August 2026 (RevenueBase).

What is the largest company on this list?

Grinity, headquartered in Ruzinov, tops this list with the largest team on record.

Which city has the most clean energy consulting firms?

Bratislava leads with 17 headquartered companies, followed by Ivanka Pri Dunaji (2) and Presov (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 108 verified decision-maker contacts tracked across these 34 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.