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Koolstraat 34

1000 Brussel • 5 registered nowShared address
exact location from the address register On OpenStreetMap
5 registered now
1 new in 12 months

Companies at this address

5 in total
Company At this address Outcome
Centre d'Etude Pathoanalytique
BE 0435.819.416
Registered office
since 01-1987
Active here
CL Advisory
BE 1039.814.759
Registered office
since 07-2026
Active here
Collectif fabula
BE 0896.469.248
Establishment
since 09-2012
Active here
MakeShiftPublishing
BE 0762.843.236
Registered office
since 02-2021
Active here
Re-focus Coaching & Consulting
BE 0786.223.897
Registered office
since 05-2022
Active here

The building

cadastre and 3D survey
Footprint
1,754 m²
measured, the ground under the building
Floor area (estimate)
~13,100 m²
8 storeys, estimated from the building volume
Per current company
~2,622 m²
Box numbers
14
Height
27.3 metres
Volume
39,330 m³
Plot
2,498 m²

The buildings come from the cadastre and the 3D survey (LiDAR), the box numbers from the BEST address register and the heritage from the regional registers. A registration says who is based here, not who owns it.

Registrations and outcomes per year

2012
2014
2016
2018
2020
2022
2024
2026
still here moved bankrupt reorganisation dissolved or inactive
Insights on this address

Shared address

5 companies are registered here now. The building has about 13,100 m² of floor space, about 2,622 m² per company.

  • 95% of Belgian addresses have at most five companies, as many as here.
  • The address register knows 14 box numbers for this entrance, against 5 registered companies.
  • 4 have their registered office here, 1 only an establishment or branch.
  • The most common main activity is Other information service activities (63920), at 1 of the 4 current companies with a known activity (4 different). Then come Activities of head offices (70100): 1, Literary creation (90111): 1.
  • None of the 5 companies here shares a current director with another.
  • Half of the current companies have been registered here for less than 5.7 years.
  • This address had 1 new registration in the last twelve months (1 in three years).

Recommendations

  1. Open the dossier of the company you are interested in. The list shows whether it has its registered office here or only an establishment.
Method and limits of this check

A shared address is not suspicious in itself. Office buildings, accountants and business centres host many companies. The verdict is about the kind of address, not about any individual company.

The comparison rests on all 1,408,687 active Belgian addresses. Half of them have one company, 95% at most five, 99% at most ten and 99.9% at most 35. There is no national reference for bankruptcies and new registrations. So they are shown here as counts.

A shared director holds a current board mandate at two companies at this address. Statutory auditors and liquidators do not count.

Floor area and storeys are not measured anywhere. So the building shows them as estimates, next to the measured footprint. No register of building use (office, housing) is available.

Sources: KBO (companies, addresses, activities and legal situation), Belgian Official Gazette (judgments), BOSA BEST (addresses and box numbers), cadastre and 3D survey (parcels and buildings).

Source: KBO (Kruispuntbank van Ondernemingen) · Belgian Official Gazette · BOSA BEST · Cadastre/LiDAR. Last updated: 01-11-2026.