Company lists · Data verified August 2026

Top 20 Esg consulting firms based in Poland

Name: Esg consulting firms based in Poland
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Verified Aug 28, 2026 133 companies tracked

There are 133 esg consulting firms headquartered in Poland (RevenueBase, August 2026). RevenueBase tracks 776 professional contacts across them, including 292 with verified work emails and 24 with mobile numbers. Warszawa is the largest hub.

This list covers esg consulting 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.

133Companies

776Contacts tracked

292Verified emails

24Mobile numbers

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The 20 largest esg consulting firms based in Poland

Ranked by team size

Top 20 of 133 esg consulting 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	ALTO	Warsaw	51-200	145	90
2	JWA	Krakow	51-200	71	46
3	BOPRO	Warsaw	51-200	65	26
4	H2 Compliance	Warsaw	11-50	56	32
5	Inventity Foundation	Warsaw	51-200	37	24
6	Materiality	Warszawa	11-50	26	15
7	Viverno	Warsaw	11-50	20	11
8	EHS Consulting	Gdansk	11-50	10	1
9	R2eko Artur Owczarek	Lodz	1-10	9	5
10	Better Certified B Corp	Warszawa	11-50	6	5
11	Eko-Projekt	Poznan	11-50	6	4
12	Altemis	Warszawa	1-10	4	3
13	SMD Group	Wroclaw	11-50	4	2
14	Beadvised Initiative	Warszawa	1-10	4	2
15	Aretē Audit	Warszawa	1-10	4	1
16	Ekowitryna	Zielona Gora	1-10	3	3
17	Zero Waste Consulting Sp. Z O.O	Warszawa	11-50	3	1
18	Monte Vero Audit And Advisory	Warszawa	11-50	3	1
19	Biuro Rzeczoznawstwa I Ekonomii Środowiska Codex	Sroda Wielkopolska	1-10	2	2
20	GOZ World	Warszawa	1-10	2	1

Showing 20 of 133 esg consulting firms based in Poland

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Esg consulting firms based in Poland at a glance

As of Aug 28, 2026

1-10Median size (employees)

WarszawaLargest hub · 35 HQs

24Contacts with mobile numbers

0Emails re-verified in last 30 days

Companies by employee count

1-10

11-50

51-200

1,001-5,000

Esg consulting firms by metro

Metro	Companies
Esg consulting firms in Warszawa	35
Esg consulting firms in Warsaw	22
Esg consulting firms in Krakow	10
Esg consulting firms in Poznan	9
Esg consulting firms in Gdansk	7
Esg consulting firms in Wroclaw	6
Esg consulting firms in Gdynia	4

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 “esg consulting 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 esg consulting firms are there based in Poland?

There are 133 esg consulting firms headquartered in Poland as of August 2026 (RevenueBase).

What is the largest company on this list?

ALTO, headquartered in Warsaw, tops this list with the largest team on record.

Which city has the most esg consulting firms?

Warszawa leads with 35 headquartered companies, followed by Warsaw (22) and Krakow (10).

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 292 verified decision-maker contacts tracked across these 133 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.