Company lists · Data refreshed November 2026

Top 25 Clean energy engineering companies based in Poland

RevenueBase identified 403 company matches for clean energy engineering companies associated with Poland as of November 2026 and tracks 6,216 professional contacts across them, including 1,419 with verified work emails. Warsaw is the largest hub.

This list covers company matches for clean energy engineering companies associated with Poland, found by RevenueBase SmartSearch using the meaning of business descriptions in its company graph at Exact. Ranked by professionals tracked, largest first. Rows show recorded descriptions where available, Exact search membership and the snapshot date. Data refreshed November 6, 2026.

Published by RevenueBase, a B2B data infrastructure company. This list was built with RevenueBase SmartSearch, 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.

How to read this list RevenueBase SmartSearch · Exact Recorded Nov 6, 2026 How this list was built
403Companies
6,216Contacts tracked
1,419Verified emails
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The 25 largest clean energy engineering companies based in Poland

Ranked by team size
Top 25 of 403 company matches for clean energy engineering companies based in Poland, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Nov 6, 2026. The RevenueBase SmartSearch column shows Exact match membership in this saved search. Click a contact count to view that company's people. Totals use company locations recorded by RevenueBase; the displayed preview is a smaller selection.
#CompanyRevenueBase SmartSearchHeadquartersEmployeesContacts
1Exact matchKatowice, PolandHQ recorded Nov 6, 20261,001-5,000210 contacts →

Exact match

Recorded description not available.

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
2Exact matchKatowice, PolandHQ recorded Nov 6, 2026201-500153 contacts →

Exact match

“Biuro Studiów, Projektów i Realizacji ENERGOPROJEKT-KATOWICE SA należy do największych w kraju firm projektowo-inżynierskich o ugruntowanej pozycji w sektorze energetyki i…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
3Exact matchTarnów, PolandHQ recorded Nov 6, 2026201-500121 contacts →

Exact match

“Since 2011, Hymon has been shaping the green energy market in Poland, contributing to ecological transformation and sustainable development.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
4Exact matchPłock, PolandHQ recorded Nov 6, 2026201-500114 contacts →

Exact match

Recorded description not available.

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
5Exact matchWarsaw, PolandHQ recorded Nov 6, 2026201-500101 contacts →

Exact match

“ILF Consulting Engineers Polska świadczy kompleksowe usługi w obszarach: energetyka i ochrona klimatu, woda i środowisko, transport i przestrzeń miejska, zasoby naturalne i…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
6Exact matchOpole, PolandHQ recorded Nov 6, 202651-20098 contacts →

Exact match

“Pełni energii i entuzjazmu od 1990 roku systematycznie rozwijamy katalog świadczonych usług oraz potencjał kadrowy i techniczny.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
7Exact matchOchota, PolandHQ recorded Nov 6, 202651-20075 contacts →

Exact match

“Jesteśmy inżynierami i ekspertami, chcemy, żeby Databout wyznaczała trendy branżowe w naszych domenach działania.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
8Exact matchGdansk, PolandHQ recorded Nov 6, 2026201-50071 contacts →

Exact match

“Ventum has rapidly emerged as a fast growing international service provider in the wind energy sector.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
9Exact matchPoznan, PolandHQ recorded Nov 6, 2026201-50066 contacts →

Exact match

“Mamy trzydzieści lat doświadczenia, jesteśmy ekspertami w dziedzinie infrastruktury, budownictwa i odnawialnych źródeł energii.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
10Exact matchMielec, PolandHQ recorded Nov 6, 202651-20059 contacts →

Exact match

“Kompleksowo przeprowadzamy firmy przez proces transformacji energetycznej i redukcji śladu węglowego, przyczyniając się do poprawy jakości środowiska, w którym żyjemy.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
11Exact matchWarsaw, PolandHQ recorded Nov 6, 202651-20056 contacts →

Exact match

“We are EPC, O&M and SCADA services provider for utility-scale solar & wind projects.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
12Exact matchWarsaw, PolandHQ recorded Nov 6, 2026201-50050 contacts →

Exact match

“Firma TPF sp.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
13Exact matchLublin, PolandHQ recorded Nov 6, 202651-20050 contacts →

Exact match

“Dołącz do #VostiTeam!”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
14Exact matchGliwice, PolandHQ recorded Nov 6, 202651-20047 contacts →

Exact match

“BIPROHUT is a modern engineering company with a comprehensive field of activity.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
15Exact matchGliwice, PolandHQ recorded Nov 6, 202651-20042 contacts →

Exact match

“Fronius Polska – ekspert w spawalnictwie oraz nowoczesnych technologiach energii słonecznej Dostarczamy rozwiązania, które łączą precyzję, certyfikowaną jakość oraz wieloletnie…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
16Exact matchWarsaw, PolandHQ recorded Nov 6, 202651-20042 contacts →

Exact match

“MJL jest firmą inżynierską zajmującą się organizacją oraz nadzorem procesu inwestycyjnego w sektorze budowlanym.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
17Exact matchKraków, PolandHQ recorded Nov 6, 202611-5037 contacts →

Exact match

“Watt We Design, Powers the Future.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
18Exact matchGliwice, PolandHQ recorded Nov 6, 202651-20036 contacts →

Exact match

“We have 75 years of experience in delivering engineering solutions that develop our clients’ business potential.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
19Exact matchKraków, PolandHQ recorded Nov 6, 202651-20034 contacts →

Exact match

“Jesteśmy firmą projektowo-doradczą działającą w sektorze energetycznym już od 11 lat!”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
20Exact matchRzeszów, PolandHQ recorded Nov 6, 202651-20031 contacts →

Exact match

“Since 1996 MTA Engineering has provided its customers with designing services in industrial and general construction.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
21Exact matchPabianice, PolandHQ recorded Nov 6, 2026201-50031 contacts →

Exact match

“FlexiPower Group to firma z ponad 18-letnim doświadczeniem, specjalizująca się w energii odnawialnej.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
22Exact matchWrocław, PolandHQ recorded Nov 6, 202611-5030 contacts →

Exact match

“Spółka REXER powstała w 2014 roku we Wrocławiu.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
23Exact matchPoznan, PolandHQ recorded Nov 6, 202651-20028 contacts →

Exact match

“NAVIC Engineering Polska Sp.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
24Exact matchPolandHQ recorded Nov 6, 202651-20028 contacts →

Exact match

“Jesteśmy liderem na rynku odnawialnych źródeł energii.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
25Exact matchPoznań, PolandHQ recorded Nov 6, 202651-20027 contacts →

Exact match

“SolarSpot SA Jesteśmy jednym z liderów na rynku OZE: sprawdzonym i polecanym partnerem dla biznesu oraz instytucji publicznych.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase

Showing 25 of 403 clean energy engineering companies based in Poland

See the full list, filter by size, metro and specialty, and access 1,419 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Clean energy engineering companies based in Poland at a glance

As of Nov 6, 2026
22.8%Verified-email coverage
15.4Average contacts per company
11-50Median size (employees)
19.4%Largest-city concentration · Warsaw
Nov 6, 2026Page data refreshed

Companies by employee count

1-10
174
11-50
155
51-200
53
201-500
13
501-1,000
2
1,001-5,000
3
5,001-10,000
1

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 403 companies.

How this list was built

The recorded descriptions help you assess these company matches. Check a company’s website for its current services and locations.

Source
The RevenueBase company graph: 60 million companies and 398.9 million professional contacts resolved from primary sources, queried with RevenueBase SmartSearch, the natural-language company search available to every RevenueBase user.
What qualifies
Company records associated with Poland whose business descriptions match “clean energy engineering companies” by meaning at the Exact setting. Descriptions are compiled in the RevenueBase company graph from public websites, profiles and company information where available; they are not guaranteed quotations from the company's website.
RevenueBase SmartSearch
Describe a niche company in your own words to find businesses by meaning. Exact, Similar, Related and Broad control the breadth of RevenueBase SmartSearch. This saved list uses Exact. Each row's Exact match badge shows inclusion in that search, not an individual score or a service-quality judgment.
Public preview
The public preview omits records without a verified work email. Where headquarters information is recorded, preview rows are also filtered to this page’s location. Dataset totals and geographic summaries describe the full matched records before these preview filters.
Match quality
RevenueBase's August 25, 2026 study assessed 4,198 description/company pairs across matching settings. The publisher reports 86% good or better at Exact. This evaluates the method across queries; it does not audit this individual list. Recorded company descriptions, where available, help you judge each match yourself. Read the full methodology: how the lists are built and what the study measures.
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 displayed company carries at least one verified work email. RevenueBase tracks 1,419 professional contacts with verified work emails across the full matched dataset. 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 November 6, 2026. Lists refresh periodically as the graph is re-checked.
Record context
Company records and descriptions can change. Check the company's website for its current services and locations.

Clean energy engineering companies by metro

Frequently asked

What is RevenueBase SmartSearch?

RevenueBase SmartSearch finds niche companies by the meaning of their business descriptions in the RevenueBase company graph. Exact, Similar, Related and Broad control how closely companies must fit your description. This list uses Exact for “clean energy engineering companies”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many clean energy engineering companies are there based in Poland?

RevenueBase identified 403 company matches for clean energy engineering companies associated with Poland as of November 2026, using the meaning of business descriptions at Exact. This is the recorded matched set in the RevenueBase company graph.

What is the largest company on this list?

ZRE Katowice S.A tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.

Which city has the most clean energy engineering companies?

Warsaw leads with 78 company records, followed by Krakow (24) and Poznan (24).

How do I get contact information for these companies?

A free RevenueBase account lets you run this exact search and work limited free results with 500 credits to start. Upgrading provides access to the 1,419 professional contacts with verified work emails tracked across these 403 companies; direct dials are available where recorded.

How current is this list?

The list refreshes periodically as the company graph is re-checked. This page's figures were pulled on November 6, 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 SmartSearch, 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.