Company lists · Data verified August 2026

Top 25 Energy efficiency program software based in Poland

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

Compiled by the RevenueBase Data Team Verified Aug 28, 2026 72 companies tracked

There are 72 energy efficiency program software headquartered in Poland (RevenueBase, August 2026). RevenueBase tracks 798 professional contacts across them, including 366 with verified work emails and 17 with mobile numbers. Warsaw is the largest hub.

This list covers energy efficiency program software 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.

72Companies

798Contacts tracked

366Verified emails

17Mobile numbers

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The 25 largest energy efficiency program software based in Poland

Ranked by team size

Top 25 of 72 energy efficiency program software 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	KIONA	Gdansk	51-200	164	94
2	Apator Rector	Zielona Gora	201-500	139	91
3	Vitec NMG S.A	Warszawa	51-200	72	49
4	Ista Polska	Krakow	51-200	40	17
5	Solwena, Creator Of Percee Emos	Gdansk	11-50	27	18
6	LERTA	Poznan	51-200	19	15
7	Narodowa Agencja Poszanowania Energii S.A. National Energy Conservation Agency	Bialystok	11-50	19	13
8	Audax Polska	Warszawa	11-50	12	5
9	Porta Capena	Wroclaw	11-50	12	4
10	Innpact Sp. Z O.O	Wroclaw	11-50	11	8
11	Pracownia Informatyki Numeron Sp. Z O.O	Czestochowa	11-50	11	7
12	Smart EPC Sp. Z O. O	Gliwice	11-50	10	5
13	Powerberry Sp. Z O.O	Krakow	11-50	8	3
14	Plan BE ECO	Warsaw	11-50	6	5
15	SUN Valley Energy	Poznan	1-10	6	5
16	Feigin Electric Sp. Z O.O	Warsaw	11-50	5	4
17	Nega-Energy	Wroclaw	1-10	5	3
18	Optimen Energy	n/a	11-50	4	2
19	Metis Intech	Warszawa	11-50	4	2
20	Energy Trend	Warszawa	1-10	4	1
21	Veolion	Sosnowiec	11-50	3	3
22	Statlook	Krakow	201-500	3	2
23	IOT Energy	Gdynia	1-10	3	2
24	Ellipsis Energy	Warszawa	51-200	3	1
25	Wielkopolskie Biuro Efektywności Energetycznej	Poznan Wielkopolska	1-10	3	1

Showing 25 of 72 energy efficiency program software based in Poland

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Energy efficiency program software based in Poland at a glance

As of Aug 28, 2026

11-50Median size (employees)

WarsawLargest hub · 10 HQs

17Contacts with mobile numbers

0Emails re-verified in last 30 days

Companies by employee count

1-10

11-50

51-200

201-500

Energy efficiency program software by metro

Metro	Companies
Energy efficiency program software in Warsaw	10
Energy efficiency program software in Warszawa	10
Energy efficiency program software in Gdansk	5
Energy efficiency program software in Wroclaw	5
Energy efficiency program software in Krakow	4
Energy efficiency program software in Poznan	4
Energy efficiency program software in Gdynia	3

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 program software”, 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 program software are there based in Poland?

There are 72 energy efficiency program software headquartered in Poland as of August 2026 (RevenueBase).

What is the largest company on this list?

KIONA, headquartered in Gdansk, tops this list with the largest team on record.

Which city has the most energy efficiency program software?

Warsaw leads with 10 headquartered companies, followed by Warszawa (10) and Gdansk (5).

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 366 verified decision-maker contacts tracked across these 72 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.