Top Specialist Construction & Trades Companies in Belgium
There are 12,990 specialist construction & trades companies in Belgium in our data, classified using official codes from the Belgian business register (KBO/BCE). This page breaks that total down the way a list actually gets built — by sub-industry, by location, and by company size — so you can size the addressable slice before committing budget to a campaign.
Leading specialist construction & trades companies
Ranked by employee band from verified company profiles. Belgium's business register does not publish revenue.
| # | Company | Website | Employees |
|---|---|---|---|
| 1 | BESIX | besix.com | 10,000+ |
| 2 | Square Group | squaregroup.be | 201–500 |
| 3 | Sarens | sarens.com | 1,001–5,000 |
| 4 | Etex | etexgroup.com | 10,000+ |
| 5 | Aertssen Group | aertssen.be | 1,001–5,000 |
| 6 | Denys | denys.com | 1,001–5,000 |
| 7 | Smulders | smulders.com | 1,001–5,000 |
| 8 | CFE | cfe.be | 1,001–5,000 |
| 9 | Embuild - The Belgian Construction Association | embuild.be | 201–500 |
| 10 | Willemen Groep | illemen.be | 1,001–5,000 |
| 11 | Artes Group | artesgroup.be | 501–1,000 |
| 12 | Buildwise | buildwise.be | 201–500 |
| 13 | Willy Naessens BELGIË / BELGIQUE | illynaessens.be | 1,001–5,000 |
| 14 | Stadsbader Group | stadsbader.com | 1,001–5,000 |
| 15 | RENSON Ventilation - Sunprotection - Outdoor | renson.net | 1,001–5,000 |
| 16 | Cordeel Belgium | cordeel.be | 201–500 |
| 17 | Siniat by Etex | siniat.com | 1,001–5,000 |
| 18 | STADSBADER CONTRACTORS NV | stadsbader-contractors.be | 201–500 |
| 19 | CIT Blaton | citblaton.be | 201–500 |
| 20 | Embuild Vlaanderen | embuildvlaanderen.be | 11–50 |
| 21 | Galère | galere.be | 501–1,000 |
| 22 | VMA | vma.be | 1,001–5,000 |
| 23 | Democo | democo.be | 201–500 |
| 24 | Renotec NV | renotec.be | 501–1,000 |
| 25 | TPF ENGINEERING | tpfengineering.be | 51–200 |
| 26 | Vanhout | vanhout.be | 201–500 |
| 27 | STRABAG Belgium | strabag.be | 201–500 |
| 28 | Eiffage Construction BeLux | eiffageconstructionbelux.be | 1,001–5,000 |
| 29 | groep Van Roey | groepvanroey.be | 501–1,000 |
| 30 | Built by Nature | builtbn.org | 11–50 |
| 31 | Franki | franki.be | 201–500 |
| 32 | BAM Interbuild bv | baminterbuild.be | 201–500 |
| 33 | Alheembouw NV | alheembouw.be | 51–200 |
| 34 | SECO Belgium | groupseco.be | 201–500 |
| 35 | BPC Group | bpcgroup.be | 201–500 |
| 36 | Duchêne | duchene-sa.be | 201–500 |
| 37 | Franki Foundations | ffgb.be | 501–1,000 |
| 38 | WANTY | anty.eu | 1,001–5,000 |
| 39 | Bureau greisch | greisch.com | 201–500 |
| 40 | Verelst | verelst.be | 201–500 |
| 41 | Van Laere NV | vanlaere.be | 201–500 |
| 42 | Bouwunie | bouwunie.be | 11–50 |
| 43 | Constructiv | constructiv.be | 201–500 |
| 44 | Vandenbussche NV - Bouwonderneming Aalter | vandenbusschebouw.be | 51–200 |
| 45 | Colas Belgium | colas.be | 1,001–5,000 |
| 46 | Willy Naessens Industrial Buildings NV | industriebouw.be | 1,001–5,000 |
| 47 | BESIX Infra | besixinfra.com | 201–500 |
| 48 | HOUBEN nv | houbennv.be | 51–200 |
| 49 | Louis De Waele | louisdewaele.be | 51–200 |
| 50 | Victor Buyck Steel Construction | victorbuyck.be | 201–500 |
Need the full list with verified decision-maker contacts? Book a meeting.
The largest sub-industry is electrical installation with 3,041 companies. That is where most specialist construction & trades outbound in Belgium gets pointed, so the tail beneath it is usually less contested and worth a separate sequence.
It concentrates in Antwerpen (235 companies), followed by Brussel, Gent, Anderlecht. If your reps work territories, that is the fastest way to split the list.
Specialist Construction & Trades by sub-industry
| Sub-industry | Companies |
|---|---|
| Electrical installation | 3,041 |
| Joinery installation | 1,488 |
| Plumbing, heat and air-conditioning installation | 1,453 |
| Site preparation | 1,264 |
| Other specialised construction activities n.e.c. | 1,032 |
| Floor and wall covering | 659 |
| Plastering | 498 |
| Painting and glazing | 421 |
| Demolition | 325 |
| Roofing activities | 145 |
| Other specialist construction & trades | 2,575 |
Where specialist construction & trades companies are based
| City | Companies |
|---|---|
| Antwerpen | 235 |
| Brussel | 166 |
| Gent | 152 |
| Anderlecht | 142 |
| Charleroi | 95 |
| Schaarbeek | 89 |
| Sint-Pieters-Leeuw | 79 |
| Hasselt | 77 |
| Genk | 77 |
| Namur | 73 |
Frequently asked questions
How many specialist construction & trades companies are there in Belgium?
Our data covers 12,990 specialist construction & trades companies in Belgium, sourced from the Belgian business register (KBO/BCE) and refreshed continuously.
Can I get decision-maker contacts for these companies?
Yes. Every company record can be paired with verified decision-maker contacts — names, job titles, verified email addresses and direct phone numbers. Book a meeting and we will scope the list against your ICP.
How is the specialist construction & trades segment defined?
Companies are classified using the official industry code on their register entry, not keyword guesses on company names, so the segment boundary matches what the company actually registered as.