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ONE

Active Private limited companyfounded 1990active for 36 yearsKonrad Adenauerlaan 8, 1200 Woluwe-Saint-LambertKBO/BCE: BE 0439.131.767

Lifetime

20 annual accounts with figures on one time axis, 36 filings since 1990
peak €559,471 (2023)
€480,841▲ 18.3%
lowest -€260,210 (2016)
€53,265▲ €152,237
peak €303,796 (2023)
€258,089▲ 26.0%
€428,309▲ 19.5%
peak 5.4 FTE (2023)
3.6 FTE▼ 28.0%
Board45 names since 2016all names
6 directors and 5 others
Owners
100%
Documentsfilings and deeds
09-07-202622 days before the deadline
2025abbreviated format
Gross margin from €406,612 to €480,841Back to profit: €53,265Staff from 5 FTE to 3.6 FTE2 directors appointed, 2 resignations, 1 statutory auditor re… 18-09Equity from €204,824 to €258,089Debts from €358,325 to €428,309

Key points

from the 2025 annual accounts

Result

€53,265 €53,265
-€99,0002024€53,3002025

Back in profit in 2025, after a loss of €98,972 in 2024.

Staff

3.6 FTE from 5.4 in 2023

Between 2023 and 2025, 33% of the full-time equivalents disappeared.

Filings

36 annual accounts since 1990
AprilJune31 JulyOctober1990200020102020

The last five annual accounts were filed 22 to 32 days before the end of the period.

Checked score

Bankruptcy probability within 12 months

Financial strength

Score breakdown

Comparable companies, two years later

In July 2024, 31,368 companies had the same profile as ONE has now. Each dot stands for 79 companies, two years later.

93.5%
were still trading
5.9%
stopped another way
0.5%
went bankrupt
  • Micro
  • 20 years or older
  • solvency 30% or more
  • a profit of 5% of the balance sheet or more

Another 0.1% stopped without a precise date, possibly only after those two years.

Test of the method

The method was tested on the 497,448 companies of July 2024. Each company was given the bankruptcy share of the same profile a year earlier, in July 2023. The expectation was that 1.6% would go bankrupt within 24 months. In fact 1.7% went bankrupt.

The companies in ten equal groups, from the lowest to the highest expected share
Group Expected Actual
1 0.2% 0.2%
2 0.3% 0.5%
3 0.5% 0.6%
4 0.7% 0.8%
5 0.9% 0.9%
6 1.3% 1.5%
7 1.6% 1.8%
8 1.8% 1.8%
9 3.0% 3.1%
10 5.6% 6.2%

A company that went bankrupt had a higher expected share than one that kept going in 74.5% of comparisons. The level depends on the economy. In a year with more bankruptcies than the year before, the actual share is higher than the expected one.

This is an observation about 31,368 companies, not a prediction for ONE. The sector does not count, because the KBO no longer lists a sector for a company that has stopped. By sector, mostly the survivors would count, which would paint too rosy a picture.

Credit verdict

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Signals

Board and ownership

Managing director
Director, since 27-02-2023
Director, since 27-02-2023
Director, since 27-02-2023
Director, since 27-02-2023
Auditor,
and 1 other
  • score equity €29.4m (2025) · annual accounts 2025
Board & ownership

Recent changes

2 directors appointed, 2 resignations, 1 statutory auditor reappointed Appointments: and (director) · Resignations: and (director) · Reappointment: (statutory auditor) · Gazette deed
Registered in the Peppol Directory Reachable for e-invoices through 0208:0439131767
Appointment: (director) General meeting of 24-06-2024 · Gazette deed
5 directors appointed, 2 resignations Resignations: (director) and · Appointments: , , , and · General meeting of 19-12-2023 · Gazette deed
All 59 events

Comparable companies

same main activity, similar in size and age
Company
ONE Woluwe-Saint-Lambert €0.7m €480,841 37.4% 3.6
ESL&Network (European Affairs) Brussels €0.8m €483,388 84.2% 3.8
CertUp Molenbeek-Saint-Jean €0.7m €366,510 7.0% 4.3
StartLAB.BRUSSELS Etterbeek €0.7m €358,094 65.9% 5
DANISH DAIRY BOARD, BRUSSELS Ixelles €1.2m €578,633 92.5% 3
Collegium Vocale Gent Ghent €0.5m €536,414 0.1% 3.8
XENON54 Mechelen €0.9m €413,995 60.3% 4

These companies have the same main activity as ONE: business and other management consultancy (NACE 70200). They are comparable in size and age: total assets between €477,000 and €1.2m, founded between 1989 and 1994.

Official details

Source: KBO
Status
Active since 04-01-1990Normal situation
Activity
Business and other management consultancyNACE 70200
Establishment unit
2.046.393.2611200 Woluwe-Saint-Lambert, since 19-04-1994
Financial year end
31 December
Peppol
Reachable since 13-08-2025
Company details

Annual accounts 2025

≈ €730,000estimated
€689,852▲ 22.5%
Employeeson 31-12-2025
4▼ 20.0%
Filing
Filed on 09-07-2026, 22 days before the end of the filing period
Financials

Insights on ONE

ONE files the abbreviated format. That format states no turnover. The gross margin rose from €368,203 in 2006 to €480,841 in 2025.

In March 2023, the Official Gazette published the appointment of as managing director.

Sources: KBO register, filings at the National Bank, Belgian Official Gazette. Click a figure with a dotted line for the item and the filing.

Key facts about ONE

What is the company number of ONE?
The company number of ONE is 0439.131.767. The VAT number is the same number with BE in front: BE 0439.131.767.
Where is ONE based?
The registered office is at Konrad Adenauerlaan 8, 1200 Woluwe-Saint-Lambert.Company details
What does ONE do?
According to the KBO register, the main activity is business and other management consultancy (NACE 70200).
What is the legal form of ONE?
ONE is a private limited company (BV).
When was ONE founded?
ONE was founded on 04-01-1990.
Is ONE still active?
Yes, ONE is an active enterprise in the KBO register.
How many employees does ONE have?
ONE had an average of 3.6 full-time equivalents in financial year 2025, according to the filed annual accounts.Financials
What is the turnover of ONE?
The turnover in financial year 2025 is ≈ €730,000. This figure is estimated from the gross margin of €480,841 and 74 comparable companies (NACE 70200). It probably lies between €570,000 and €1.3m.
Is ONE profitable?
In financial year 2025, ONE made a profit of €53,265.
Where can I find the annual accounts of ONE?
ONE filed 36 annual accounts with the National Bank of Belgium, the latest for financial year 2025.
When are the next annual accounts of ONE due?
ONE must file the annual accounts for financial year 2026 by 31-07-2027.Timeline

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