ONSIM
No group
ONSIM has no parent and no holdings in its annual accounts. ONSIM shares no director with another company.
At the same address
Houtstraat 3, 2260 Westerlo · 6 other companies| INDUSTRIEBOUW DE PELSMAEKER
registered office since 18-03-1994 · founded in 1994 |
33 FTE (2025) 0452.085.227 |
| VAN HAVERMAET
establishment since 08-06-2009 · founded in 1985 · group Van Havermaet Holding |
138 FTE (2025) 0428.179.774 |
| ACB AIRCONDITIONING
registered office since 03-06-2003 · founded in 2003 |
28 FTE (2025) 0480.157.225 |
| IDP & CO
registered office since 01-10-2013 · founded in 2013 |
total assets €7.7m (2026) 0538.454.225 |
| ROLAND CENTRAL EUROPE
establishment since 13-04-1982 · founded in 1982 |
77 FTE (2025) 0422.585.547 |
| DP&S Partners
registered office since 25-06-2026 |
founded in 2026 1039.449.723 |