Company lists · Data refreshed September 2026
Top 25 Environmental compliance consultancies based in Poland
RevenueBase identified 117 environmental compliance consultancies headquartered in Poland as of September 2026 and tracks 400 professional contacts across them, including 90 with verified work emails. Warszawa is the largest hub.
This list covers environmental compliance consultancies headquartered in Poland, matched on what each company actually does as described in its own words. Ranked by team size, largest first. Every row shows the company's own description, its RevenueBase Smart Search rating, and when it was last checked. Data refreshed September 21, 2026.
Published by RevenueBase, a B2B data infrastructure company. This list was built with RevenueBase Smart Search, the natural-language company search RevenueBase customers use to build their own targeted lists and unlock verified emails and direct dials at the companies on them. How these lists are built and judged.
The 25 largest environmental compliance consultancies based in Poland
Ranked by team size| # | Company | Contacts | |||
|---|---|---|---|---|---|
| 1 | 26 contacts → | ||||
Indirect evidence “Consulting agency in the field of sustainable management and sustainability reporting.” Source: RevenueBase Database · checked Sep 21, 2026Thanks. The Data Team will review it. | |||||
| 2 | 19 contacts → | ||||
Indirect evidence “Grupa Biosystem od ponad 20 lat dostarcza przedsiębiorcom zintegrowane usługi w zakresie szeroko pojętej ochrony środowiska oraz wdraża cyrkularne modele biznesowe umożliwiające…” Source: RevenueBase Database · checked Sep 21, 2026Thanks. The Data Team will review it. | |||||
| 3 | 16 contacts → | ||||
Partial evidence “RLG Poland gives entrepreneurs full and comprehensive support at the scope of obligations related with environmental protection and waste management (including: recycling…” Source: RevenueBase Database · checked Sep 21, 2026Thanks. The Data Team will review it. | |||||
| 4 | 12 contacts → | ||||
Partial evidence “Lion Environmental is an independent consulting company providing high-quality environmental, geological and EH & S services to business and industry.” Source: RevenueBase Database · checked Sep 21, 2026Thanks. The Data Team will review it. | |||||
| 5 | 10 contacts → | ||||
Indirect evidence “Kancelaria Ekologiczna Marcin Kaźmierski, wspiera przedsiębiorstwa i jednostki administracji publicznej w kwestiach związanych z szeroko pojętą ochroną środowiska, w aspektach-…” Source: RevenueBase Database · checked Sep 21, 2026Thanks. The Data Team will review it. | |||||
| 6 | 10 contacts → | ||||
Indirect evidence “EHS CONSULTING jest dostawcą usług doradczych w zakresie bezpieczeństwa i higieny pracy, ochrony przeciwpożarowej oraz ochrony środowiska.” Source: RevenueBase Database · checked Sep 21, 2026Thanks. The Data Team will review it. | |||||
| 7 | 9 contacts → | ||||
Indirect evidence “At R2EKO, we prioritize delivering high-quality services at competitive prices.” Source: RevenueBase Database · checked Sep 21, 2026Thanks. The Data Team will review it. | |||||
| 8 | 8 contacts → | ||||
Indirect evidence “Firma Ekologus sp.” Source: RevenueBase Database · checked Sep 21, 2026Thanks. The Data Team will review it. | |||||
| 9 | 7 contacts → | ||||
Indirect evidence “Jesteśmy butikową środowiskową kancelarią adwokacką, która łączy interdyscyplinarną wiedzę z technicznym know-how i praktycznym doświadczeniem sektorowym.” Source: RevenueBase Database · checked Sep 21, 2026Thanks. The Data Team will review it. | |||||
| 10 | 6 contacts → | ||||
Indirect evidence “Firma Eco Rgs działa w branży ochrony środowiska od 2016 roku.” Source: RevenueBase Database · checked Sep 21, 2026Thanks. The Data Team will review it. | |||||
| 11 | 6 contacts → | ||||
Indirect evidence “Firma EKO-PROJEKT świadczy kompleksowe usługi doradcze w zakresie ochrony środowiska.” Source: RevenueBase Database · checked Sep 21, 2026Thanks. The Data Team will review it. | |||||
| 12 | 6 contacts → | ||||
Indirect evidence “Od 2008 roku wspieramy przedsiębiorstwa w całej Polsce w realizacji obowiązków środowiskowych i wdrażaniu zasad zrównoważonego rozwoju.” Source: RevenueBase Database · checked Sep 21, 2026Thanks. The Data Team will review it. | |||||
| 13 | 5 contacts → | ||||
Indirect evidence “Poszukujesz funduszy na rozwój Twojego przedsiębiorstwa?” Source: RevenueBase Database · checked Sep 21, 2026Thanks. The Data Team will review it. | |||||
| 14 | 5 contacts → | ||||
Indirect evidence Source: RevenueBase Database · checked Sep 21, 2026Thanks. The Data Team will review it. | |||||
| 15 | 4 contacts → | ||||
Indirect evidence “PROHABITAT = POZWOLENIE NA SZYBSZE DZIAŁANIE Więcej projektowania zamiast siedzenia w urzędach Więcej kreacji zamiast biurokracji Więcej czasu zamiast stresu Zajmiemy się…” Source: RevenueBase Database · checked Sep 21, 2026Thanks. The Data Team will review it. | |||||
| 16 | 3 contacts → | ||||
Indirect evidence “Witamy na oficjalnym profilu ekowitryny!” Source: RevenueBase Database · checked Sep 21, 2026Thanks. The Data Team will review it. | |||||
| 17 | 3 contacts → | ||||
Indirect evidence “Oferujemy profesjonalne doradztwo w zakresie ochrony środowiska.” Source: RevenueBase Database · checked Sep 21, 2026Thanks. The Data Team will review it. | |||||
| 18 | 3 contacts → | ||||
Indirect evidence “Twoja firma potrzebuje wsparcia w minimalizowaniu wpływu swojej działalności na środowisko naturalne?” Source: RevenueBase Database · checked Sep 21, 2026Thanks. The Data Team will review it. | |||||
| 19 | 3 contacts → | ||||
Indirect evidence “Inzynieria PRO EKO was founded over 20 years ago.” Source: RevenueBase Database · checked Sep 21, 2026Thanks. The Data Team will review it. | |||||
| 20 | 3 contacts → | ||||
Partial evidence “CHEMLEX is a knowledge-based company that offers comprehensive consulting services in the field of chemical and environmental legislation that develops the growth of…” Source: RevenueBase Database · checked Sep 21, 2026Thanks. The Data Team will review it. | |||||
| 21 | 2 contacts → | ||||
Indirect evidence “Nasze Biuro od ponad 20 lat oferuje przedsiębiorcom i samorządom pomoc w zakresie kompleksowego przygotowania inwestycji, obsługi podmiotów gospodarczych w zakresie obowiązków…” Source: RevenueBase Database · checked Sep 21, 2026Thanks. The Data Team will review it. | |||||
| 22 | 2 contacts → | ||||
Partial evidence “RSK Group is a leading integrated environmental, engineering and technical services business.” Source: RevenueBase Database · checked Sep 21, 2026Thanks. The Data Team will review it. | |||||
| 23 | 2 contacts → | ||||
Indirect evidence “Circular Economy Consulting” Source: RevenueBase Database · checked Sep 21, 2026Thanks. The Data Team will review it. | |||||
| 24 | 1 contacts → | ||||
Indirect evidence “Głównymi obszarami działań jest doradztwo oraz usługi w zakresie ochrony środowiska przy procesach inwestycyjnych, takich jak budowy lub modernizacje dróg ekspresowych i…” Source: RevenueBase Database · checked Sep 21, 2026Thanks. The Data Team will review it. | |||||
| 25 | 1 contacts → | ||||
Indirect evidence “Raporty o odziaływaniu na środowisko, Karty informacyjne, Pozwolenia na wytwarzanie odpadów, Zezwolenia na zbieranie odpadów, BDO, Sprawozdawczość, Outsourcing środowiskowy” Source: RevenueBase Database · checked Sep 21, 2026Thanks. The Data Team will review it. | |||||
RevenueBase Smart Search
RevenueBase Smart Search assesses information from a company’s LinkedIn profile, information supplied directly by the company, its website, and other publicly available sources. It uses that information to rate how closely the company relates to this list’s category: environmental compliance consultancies. Every row carries its rating and the description the rating was read from, so each one can be checked rather than taken on trust.
- Strong evidence
- The company's own public description of its business names environmental compliance consultancies.
- Partial evidence
- Its own public description names part of environmental compliance consultancies, so it works in or next to the category without describing itself that way.
- Indirect evidence
- The description shown does not name environmental compliance consultancies. The match rests on the rest of the company's public profile rather than the one sentence quoted here, so this is the rating to check first.
RevenueBase Smart Search is how these lists are built: RevenueBase's data engine and AI assemble the companies that match a category defined in a user's own words, so a list can be about what companies actually do rather than about whichever industry code they were filed under.
Showing 25 of 117 environmental compliance consultancies based in Poland
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Environmental compliance consultancies based in Poland at a glance
As of Sep 21, 2026Companies by employee count
Email recency for this list is measured worldwide rather than for Poland, so it is reported there. Company counts and contact totals on this page are exact for Poland, over 117 companies.
How this list was built
Company categories are rarely black and white. RevenueBase reads each company's own description of its business to decide whether it belongs among environmental compliance consultancies, so some rows will be adjacent to the category rather than pure plays. The description and RevenueBase Smart Search rating on every row are there so you can check each match yourself.
- Source
- The RevenueBase company graph: 60 million companies and 398.9 million professional contacts resolved from primary sources, queried with RevenueBase Smart Search, the natural-language company search available to every RevenueBase user.
- What qualifies
- Companies headquartered in Poland whose own description of what they do matches “environmental compliance consultancies”. Matching reads each company's description, not its industry code or its name.
- RevenueBase Smart Search
- RevenueBase Smart Search is how this list is assembled and how each row is rated. RevenueBase's data engine and AI assess a company's LinkedIn profile, information supplied directly by the company, its website and other publicly available information, then relate it to a category defined in a user's own words. Each row is rated strong evidence (its own description names environmental compliance consultancies), partial evidence (it names part of the category) or indirect evidence (the description shown names none of it and the match rests on the rest of the company's profile). The description supporting each rating is quoted on the row.
- What we exclude
- Companies whose own description does not clearly place them among environmental compliance consultancies, and records with no verified work email. Companies headquartered outside Poland are excluded even when they keep an office there.
- Match quality
- In blind human judging of this matching method, 86% of matched companies were on target. Expect roughly 1 in 7 rows to be adjacent to the category rather than a pure play. Every row shows the company's own description and its RevenueBase Smart Search rating so you can judge each match yourself. Read the full methodology: how the lists are built, how the judging worked, and what the figure means.
- 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
- Every listed company carries at least one verified work email, 90 across the full list. Contacts re-verify on a rolling cadence, and each contact's own verification date is shown inside RevenueBase.
- Refresh
- This page's figures were pulled from the company graph on September 21, 2026. Lists refresh periodically as the graph is re-checked.
- Corrections
- Wrong category, wrong headquarters, or a company that has closed? Use “Report an issue” on any row. Reports go to the RevenueBase Data Team and feed back into the company graph.
Frequently asked
What is RevenueBase Smart Search?
RevenueBase Smart Search is how RevenueBase decides which companies belong on this list and how strongly each one fits. Its data engine and AI assess a company's LinkedIn profile, information supplied directly by the company, its website and other publicly available information, then relate it to the category the list is about. Each row is rated strong evidence when the company's own description names environmental compliance consultancies, partial evidence when it names part of the category, and indirect evidence when the description shown names none of it and the match rests on the rest of the company's profile.
How many environmental compliance consultancies are there based in Poland?
RevenueBase identified 117 environmental compliance consultancies headquartered in Poland as of September 2026, matched on each company's own description of what it does rather than its industry code.
What is the largest company on this list?
Materiality, headquartered in Warszawa, tops this list with the largest team on record.
Which city has the most environmental compliance consultancies?
Warszawa leads with 24 headquartered companies, followed by Warsaw (10) and Krakow (8).
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 90 verified decision-maker contacts tracked across these 117 companies.
How current is this list?
The list refreshes periodically as the company graph is re-checked. This page's figures were pulled on September 21, 2026.
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About this data
RevenueBase is a B2B data infrastructure company. Its company graph covers 60 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 with RevenueBase Smart Search, the same natural-language company search every RevenueBase user has: describe a market in plain words, get the companies that match, and add verified emails and direct dials for the people at them. It is the same data that powers RevenueBase's B2B data products, and a free account includes 500 credits to start. How these lists are built and judged.
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