Company lists · Data verified August 2026

Top 24 Energy efficiency software companies based in Poland

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

Compiled by the RevenueBase Data Team Verified Aug 28, 2026 65 companies tracked

There are 65 energy efficiency software companies headquartered in Poland (RevenueBase, August 2026). RevenueBase tracks 839 professional contacts across them, including 370 with verified work emails and 12 with mobile numbers. Warszawa is the largest hub.

This list covers energy efficiency software companies 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.

65Companies

839Contacts tracked

370Verified emails

12Mobile numbers

Unlock all 65 companies Free account · no credit card · 2 minutes

The 24 largest energy efficiency software companies based in Poland

Ranked by team size

Top 24 of 65 energy efficiency software companies 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	DB Energy SA	Wroclaw	11-50	35	22
6	Solwena, Creator Of Percee Emos	Gdansk	11-50	27	18
7	LERTA	Poznan	51-200	19	15
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	Virtual Power Plant	Lodz	11-50	10	4
14	Powerberry Sp. Z O.O	Krakow	11-50	8	3
15	Adrem Energy	Wroclaw	1-10	7	5
16	SUN Valley Energy	Poznan	1-10	6	5
17	Feigin Electric Sp. Z O.O	Warsaw	11-50	5	4
18	Nega-Energy	Wroclaw	1-10	5	3
19	Meterd	Orzeszkowo	1-10	4	2
20	Energy Trend	Warszawa	1-10	4	1
21	IOT Energy	Gdynia	1-10	3	2
22	Proxit Sp. Z O.O	Gdansk	1-10	2	2
23	Elektro-Integrator	Torun	1-10	1	1
24	KEY Energy Efficiency Solutions	Wroclaw	1-10	1	1

Showing 24 of 65 energy efficiency software companies based in Poland

See the full list, filter by size, metro and specialty, and get verified emails and direct dials for all 370 reachable decision-makers.

Free account · no credit card

See all 65 companies

Energy efficiency software companies based in Poland at a glance

As of Aug 28, 2026

1-10Median size (employees)

WarszawaLargest hub · 9 HQs

12Contacts with mobile numbers

0Emails re-verified in last 30 days

Companies by employee count

1-10

11-50

51-200

201-500

501-1,000

Energy efficiency software companies by metro

Metro	Companies
Energy efficiency software companies in Warszawa	9
Energy efficiency software companies in Wroclaw	8
Energy efficiency software companies in Poznan	5
Energy efficiency software companies in Warsaw	4
Energy efficiency software companies in Krakow	4
Energy efficiency software companies in Gdansk	4
Energy efficiency software companies in Gdynia	3
Energy efficiency software companies in Wloclawek	2

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

There are 65 energy efficiency software companies 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 software companies?

Warszawa leads with 9 headquartered companies, followed by Wroclaw (8) and Poznan (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 370 verified decision-maker contacts tracked across these 65 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.

Ready to reach these companies? Verified emails and direct dials for all 65 energy efficiency software companies based in Poland. Start with a free account, no credit card.

Get the full list

Related lists

Energy efficiency software companies by geography

Browse the directory

Browse: Companies home · All Poland lists · All Energy efficiency software companies lists · New lists

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.