Plumbing heating sanitary trades in Belgium
As of 4 November 2026, 7,067 plumbing heating sanitary trades companies are based in Belgium; 32 are hiring right now and Bruxelles has the most.
As of 4 November 2026 · refreshed daily · counts move as websites, DNS and career sites are re-read.
- Companies
- 7,067
- Hiring now
- 32 · 5 new in 30 d
- Largest niche
- Plumbing heating contractor · 3,932
- Top city
- Bruxelles · 113
- Parent market
- Property & construction · 58,355
Plumbing heating sanitary trades in Belgium, broken down
| companies | share | |
|---|---|---|
| Plumbing heating contractor | 3,932 | 56% |
| HVAC air conditioning contractor | 1,893 | 27% |
| Drain unblocking sewer cleaning | 898 | 13% |
| Boiler installation repair | 885 | 13% |
| Heat pump installation | 709 | 10% |
| Chimney sweeping & stove installation | 286 | 4% |
| Commercial refrigeration contractor | 248 | 4% |
| Electrical contractors | 74 | 1% |
| Water leak detection | 60 | 1% |
| Bathroom renovation | 58 | 1% |
| Water treatment installers | 48 | 1% |
| Other plumbing heating sanitary trades | 47 | 1% |
| Septic system services | 46 | 1% |
| Solar pv installers | 44 | 1% |
| Multi trade renovation | 36 | 1% |
| companies · hiring | |
|---|---|
| Self-employed | 51 · 0 |
| 2-10 employees | 6,645 · 5 |
| 11-50 employees | 334 · 20 |
| 51-200 employees | 33 · 5 |
| 201-500 employees | 4 · 2 |
| companies | share | |
|---|---|---|
| Bruxelles | 113 | 2% |
| Brussels | 82 | 1% |
| Genk | 40 | 1% |
| Lokeren | 40 | 1% |
| Gent | 31 | 0% |
| Sint-Lambrechts-Herk | 31 | 0% |
| Uccle | 31 | 0% |
| Anderlecht | 28 | 0% |
| Ixelles | 25 | 0% |
| Oostende | 24 | 0% |
| Brugge | 23 | 0% |
| Aalter | 22 | 0% |
The biggest plumbing heating sanitary trades companies in Belgium
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.
Start free, no card. The first 20 are above; e-mails are verified at the mail server when you open them.
The stack of plumbing heating sanitary trades in Belgium
From their websites and DNS records, page plumbing left out.
Other segments of property & construction in Belgium
Property & construction in Belgium, the whole market →
Building finishing contractors · 15,091 →
Construction & building engineering · 9,496 →
Electrical solar installation · 7,591 →
Landscaping & grounds maintenance · 5,085 →
Cleaning pest control services · 4,543 →
Architecture & interior design · 4,305 →
Real estate agencies · 3,521 →
Locksmiths doors & glazing · 3,339 →
Quote the sentence with the date and the link. The numbers change daily; the link always shows the current ones.
7,067 plumbing heating sanitary trades companies are based in Belgium; 32 are hiring right now and Bruxelles has the most. (Breaknorm, 4 November 2026, https://breaknorm.co/market/property_construction/belgium/plumbing_heating_sanitary_trades)
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.
Plumbing heating sanitary trades in Belgium: questions
How many plumbing heating sanitary trades companies are there in Belgium?
7,067 with a confident classification, read from their own websites.
What is a sub-vertical?
The middle level of our industry tree: Property & construction → Plumbing heating sanitary trades → leaf niches such as plumbing heating contractor, hvac air conditioning contractor, drain unblocking sewer cleaning. 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 plumbing heating sanitary trades company in Belgium,
with the person who decides
Filter on the segment and the country. Start free, no card.