Water & wastewater utilities in Poland
As of 4 November 2026, 729 water & wastewater utilities companies are based in Poland; 5 are hiring right now and Kalisz has the most.
As of 4 November 2026 · refreshed daily · counts move as websites, DNS and career sites are re-read.
- Companies
- 729
- Hiring now
- 5 · 3 new in 30 d
- Largest niche
- Water & utility authorities · 675
- Top city
- Kalisz · 4
- Parent market
- Utilities & infrastructure · 3,814
Water & wastewater utilities in Poland, broken down
| companies | share | |
|---|---|---|
| Water & utility authorities | 675 | 93% |
| Water supply utilities | 229 | 31% |
| Wastewater & sewerage utilities | 128 | 18% |
| Municipal & commercial waste collection | 26 | 4% |
| Other water & wastewater utilities | 6 | 1% |
| Electricity grid operators | 3 | 0% |
| Gas grid operators | 3 | 0% |
| Other waste management & recycling | 2 | 0% |
| Waste treatment & disposal facilities | 2 | 0% |
| Wastewater engineering | 2 | 0% |
| District heating & cooling networks | 1 | 0% |
| Energy service companies & contracting | 1 | 0% |
| Hazardous waste management | 1 | 0% |
| Other energy asset services | 1 | 0% |
| Portable toilet & sanitation rental | 1 | 0% |
| companies · hiring | |
|---|---|
| Self-employed | 5 · 0 |
| 2-10 employees | 644 · 2 |
| 11-50 employees | 41 · 0 |
| 51-200 employees | 23 · 0 |
| 201-500 employees | 6 · 0 |
| 501-1000 employees | 5 · 2 |
| 1001-5000 employees | 5 · 1 |
| companies | share | |
|---|---|---|
| Kalisz | 4 | 1% |
| Warszawa | 4 | 1% |
| Białystok | 3 | 0% |
| Jankowice | 3 | 0% |
| Kraków | 3 | 0% |
| Poznań | 3 | 0% |
| Aleksandrów Kujawski | 2 | 0% |
| Bielsk Podlaski | 2 | 0% |
| Bydgoszcz | 2 | 0% |
| Długie | 2 | 0% |
| Gdańsk | 2 | 0% |
| Giże | 2 | 0% |
The biggest water & wastewater utilities companies in Poland
The largest companies of the segment, by headcount; job boards and portals left out.
Filter by niche, size, city or hiring, and open the decision makers with verified e-mails.
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The stack of water & wastewater utilities in Poland
From their websites and DNS records, page plumbing left out.
Other segments of utilities & infrastructure in Poland
Utilities & infrastructure in Poland, the whole market →
Waste management & recycling · 1,608 →
Telecom operators & isps · 1,002 →
Quote the sentence with the date and the link. The numbers change daily; the link always shows the current ones.
729 water & wastewater utilities companies are based in Poland; 5 are hiring right now and Kalisz has the most. (Breaknorm, 4 November 2026, https://breaknorm.co/market/utilities_infrastructure/poland/water_and_wastewater_utilities)
Read from the source, not self-reported
Every number on this page can be traced to a page we crawled or a posting we read. Full methodology →
- ClassificationEvery company is classified from its own website into vertical, sub-vertical and leaf with a confidence score; this page counts industry confidence ≥ 0.7 and country confidence ≥ 0.8.
- Company listRich profiles with a LinkedIn-known headcount only; job boards, directories, portals and non-organisations are left out.
- HiringOpen roles read hourly from the company's own career system.
Water & wastewater utilities in Poland: questions
How many water & wastewater utilities companies are there in Poland?
729 with a confident classification, read from their own websites.
What is a sub-vertical?
The middle level of our industry tree: Utilities & infrastructure → Water & wastewater utilities → leaf niches such as water & utility authorities, water supply utilities, wastewater & sewerage utilities. Each company carries all three with a confidence score.
Can I get the list?
Yes: the first 20 largest are on this page; the full list with verified e-mails is in the product. Counting is free.
Get this segment your way
The same data as a search, over MCP and the API, as bulk files, or pushed to you as it changes.
Every water & wastewater utilities company in Poland,
with the person who decides
Filter on the segment and the country. Start free, no card.