Company lists · Data verified August 2026

Top 13 Energy efficiency investment firms based in Poland

Name: Energy efficiency investment firms based in Poland
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Verified Aug 28, 2026 36 companies tracked

There are 36 energy efficiency investment firms headquartered in Poland (RevenueBase, August 2026). RevenueBase tracks 178 professional contacts across them, including 67 with verified work emails and 4 with mobile numbers. Warszawa is the largest hub.

This list covers energy efficiency investment firms headquartered in Poland, 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.

36Companies

178Contacts tracked

67Verified emails

4Mobile numbers

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The 13 largest energy efficiency investment firms based in Poland

Ranked by team size

Top 13 of 36 energy efficiency investment firms based in Poland, 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	DB Energy SA	Wroclaw	11-50	35	22
2	Narodowa Agencja Poszanowania Energii S.A. National Energy Conservation Agency	Bialystok	11-50	19	13
3	Sm-Project Sp. Z O.O	Glogow Malopolski	51-200	17	5
4	Escolight	Warszawa	1-10	11	7
5	Aura Plus Sp. Z O.O	Poznan	11-50	9	7
6	Grüne Energie U.G	Warszawa	51-200	6	1
7	Nega-Energy	Wroclaw	1-10	5	3
8	Metis Intech	Warszawa	11-50	4	2
9	Energy Trend	Warszawa	1-10	4	1
10	EKO Broker	Wroclaw	1-10	3	3
11	Mindware	n/a	1-10	3	1
12	Amalfi Invest	Suchy Las	1-10	1	1
13	KEY Energy Efficiency Solutions	Wroclaw	1-10	1	1

Showing 13 of 36 energy efficiency investment firms based in Poland

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Energy efficiency investment firms based in Poland at a glance

As of Aug 28, 2026

1-10Median size (employees)

WarszawaLargest hub · 10 HQs

4Contacts with mobile numbers

0Emails re-verified in last 30 days

Companies by employee count

1-10

11-50

51-200

Energy efficiency investment firms by metro

Metro	Companies
Energy efficiency investment firms in Warszawa	10
Energy efficiency investment firms in Wroclaw	4
Energy efficiency investment firms in Warsaw	3
Energy efficiency investment firms in Krakow	2
Energy efficiency investment firms in Gdansk	1
Energy efficiency investment firms in Glogow Malopolski	1
Energy efficiency investment firms in Sochaczew	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 “energy efficiency investment firms”, with match quality audited by blind human judging, and headquartered in Poland.
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 energy efficiency investment firms are there based in Poland?

There are 36 energy efficiency investment firms headquartered in Poland as of August 2026 (RevenueBase).

What is the largest company on this list?

DB Energy SA, headquartered in Wroclaw, tops this list with the largest team on record.

Which city has the most energy efficiency investment firms?

Warszawa leads with 10 headquartered companies, followed by Wroclaw (4) and Warsaw (3).

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 67 verified decision-maker contacts tracked across these 36 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.