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Diestsepoort 1

3000 Leuven • 21 registered nowAddress of a group of related companies
exact location from the address register On OpenStreetMap

Activity behind the registrations

Each of the 21 active companies here has staff, fixed assets or another address.

20 with accounts for 2024 or later
16 with staff, 2,152 FTE together
18 with fixed assets
16 at another address too
0 with negative equity
0 with overdue accounts

Main activities

14 different activities across 21 of the 21 companies registered now.

  1. Computer programming (62100) 5
  2. Computing infrastructure, data processing, hosting and related activities (63100) 2
  3. Activities of holding companies (64210) 2
  4. Office administrative and support services (82100) 2
  5. Other software publishing (58290) 1
  6. Computer consultancy and computer facilities management (62200) 1
  7. Insurance agents and brokers (66220) 1
  8. Buying and selling of own real estate (68110) 1
Show all 14 activities
  1. Engineering and related technical consultancy, excluding land surveyors (71121) 1
  2. Public relations and communication consultancy (73300) 1
  3. Employment placement agencies (78100) 1
  4. Public administration and defence; compulsory social security (84112) 1
  5. Public administration and defence; compulsory social security (84301) 1
  6. Medical imaging and medical laboratories (86910) 1

Companies at this address

21 in total
Company At this address Outcome
ACERTA
BE 0473.394.345
Founded in 2000 · 363 FTE (2025)
Establishment
since 12-2000
shared director
Active here
ACERTA Consult
BE 0428.939.740
Founded in 1986 · 270 FTE (2025) · group
Establishment
since 06-1986
shared director
Active here
ACERTA ONDERNEMINGSLOKET- ACERTA GUICHET D'ENTREPRISES
BE 0480.513.551
Founded in 2003 · 5.1 FTE (2025)
Establishment
since 05-2003
shared director
Active here
Acerta Services
BE 0453.045.428
Founded in 1994 · 4.8 FTE (2025) · group
Establishment
since 07-1994
shared director
Active here
ACERTA SOCIAAL SECRETARIAAT - ACERTA SECRETARIAT SOCIAL - ACERTA SOZIALSEKRETARIAT
BE 0473.329.910
Founded in 2000 · 587 FTE (2025)
Establishment
since 11-2000
shared director
Active here
ACERTA SOCIAAL VERZEKERINGSFONDS
BE 0416.377.646
Founded in 1967 · 239 FTE (2025)
Establishment
since 09-1967
shared director
Active here
Acerta Verzekeringen
BE 0703.952.160
Founded in 2018 · 8.6 FTE (2025) · group
Establishment
since 09-2018
shared director
Active here
ArtiQ
BE 0720.636.061
Founded in 2019 · 12 FTE (2025)
Registered office
since 02-2019
Active here
BIOMEDICAL SYSTEMS
BE 0421.984.741
Founded in 1981 · 22 FTE (2025)
Registered office
since 10-1981
Active here
Doccle
BE 0846.382.408
Founded in 2012 · 28 FTE (2025)
Establishment
since 09-2019
Active here
Doccle.Up
BE 0846.506.033
Founded in 2012 · total assets €8.4m (2025)
Establishment
since 01-2022
Active here
Enersynt
BE 0722.827.370
Founded in 2019 · 3.3 FTE (2025)
Establishment
since 03-2019
Active here
EverESSt
BE 1007.726.763
Founded in 2024 · total assets €96.8m (2025)
Registered office
since 03-2024
shared director
Active here
HYP3
BE 0899.235.629
Founded in 2008 · 4.3 FTE (2025)
Registered office
since 07-2008
Active here
Infino
BE 0698.605.282
Founded in 2018 · 10 FTE (2025)
Establishment
since 01-2019
shared director
Active here
LVL7
BE 0675.346.266
Founded in 2017 · total assets €377,577 (2025)
Registered office
since 05-2017
unit elsewhere
Active here
Ministeries van de Vlaamse Gemeenschap
BE 0316.380.841
Founded in 1980
Establishment
since 12-2010
Active here
NITTO EMEA
BE 0646.781.449
Founded in 2016 · 28 FTE (2026)
Establishment
since 01-2016
Active here
SHEHERAZADE Développement
BE 0436.313.225
Founded in 1988 · 23 FTE (2025) · group
Establishment
since 08-2017
shared director
Active here
VITAMINS@WORK
BE 0783.584.113
Founded in 2022 · total assets €811,019 (2025)
Registered office
since 03-2022
Active here
WOLTERS KLUWER BELGIUM
BE 0405.772.873
Founded in 1965 · 546 FTE (2025)
Establishment
since 01-2025
Active here

The building

cadastre and 3D survey
Footprint
1,495 m²
measured, the ground under the building
Floor area (estimate)
~11,000 m²
8 storeys, estimated from the building volume
Per current company
~526 m²
Height
27.8 metres
Volume
33,138 m³
Plot
1,761 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

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

Address of a group of related companies

21 companies are registered here now. 10 of the 21 companies are tied to one another, most likely as one group or family of companies. , the group's parent company, is registered here. They are tied as follows: 5 in the group, 7 named Acerta and 10 with a shared director. The building has about 11,000 m² of floor space, about 526 m² per company.

  • This address has more companies than 99% of Belgian addresses, which have at most ten.
  • 6 have their registered office here, 15 only an establishment or branch.
  • 10 of the 21 companies share a current director with another company here. The largest group has 10.
  • Half of the current companies have been registered here for less than 9.5 years.

Recommendations

  1. Open the network from this address to see which directors connect the companies.
  2. Assess a company at this address together with its group. Its dossier shows the structure and related companies.
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.

The list of an address holds the companies in the KBO register and those that left it since April 2026. A company that stopped before then is not in it. So the bankruptcies at this address are shown as counts. The comparison with Belgium runs over the postcode, for the same founding years and after the same number of years. It comes from the survival tables, which start from the founding deeds in the Belgian Official Gazette and count the companies that stopped too.

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: 14-11-2026.