Financials
Financial year 2025
Worth noting
- Little cash and receivables against the short-term debts.
Gross margin
€ 21,012
▲ 5% vs 2024
Profit
Caution€ -4,281
▼ 1366% vs 2024
Debts
Low€ 100,505
▼ 19% vs 2024
OLISA from Grez-Doiceau, company number BE0837302416, closed financial year 2025 with a result of € -4,281 after tax. For that financial year OLISA recorded a gross margin of € 21,012 and equity of € 87,424. Compared with financial year 2024, the result moved from € 338 to € -4,281. The company made a loss. The company holds a healthy buffer. A strong own buffer against the debts. The most recent annual accounts were filed with the National Bank of Belgium on July 22, 2026.
What happened at OLISA?
What happened at OLISA in recent years, according to the Belgian Official Gazette, the CBE and the National Bank:
- New annual accounts for financial year 2025: loss of € 4,281 (▼ 1366% vs 2024). Source: NBB ↗
- New establishment in Grez-Doiceau. KBO
- Start of the company according to the CBE. KBO
- Olivier DE DUVE became a director. NBB
In short
From € 5,916 profit in 2021 to € 4,281 loss in 2025.
Paid € 18,159 in corporate taxes since 2021.
Best year ever: 2021, with € 5,916 profit.
A new publication or filing at OLISA? We notify you, reason included.
Follow OLISANeed more data?
History
Every financial year, as far back as the National Bank goes.
Buffer
How long does the company survive without income?
Credit limit
Indicative credit limit, computed from the real figures.
Alerts
News about who you follow, reason included.
Then €29.99/mo excl. VAT, cancel monthly. No credit card to try; the AI assistant is not included, or only in a very limited form, during the trial month. Sign up now and you’ll be invited first.
Management
Behind OLISA is Olivier DE DUVE. It owns 23.9% of Simplicity Management itself.
Directors
According to the 2025 annual accounts
Olivier DE DUVE
Director
since 2011
Establishments
Establishment units
Physical locations of this company
Rue de Bayarmont 52
1390 Grez-Doiceau
What is an establishment unit? An establishment unit is a geographically identifiable place where activities of the enterprise are carried out.
Details
- Company number
- 0837.302.416
- VAT number
- BE 0837.302.416
- Registered office
- Rue de Bayarmont 52, 1390 Grez-Doiceau
- Names & denominations
- OLISA
- Enterprise type
- Rechtspersoon
- Legal form
- Private limited company
- Legal situation
- Normale toestand
- Start date
- 27 June 2011
- Peppol
- Active · Active since 2 Dec 2025
- Activities · NACE
Activiteiten van adviesbureaus op het gebied van bedrijfsvoering en overig managementadvies
Overige adviesbureaus op het gebied van bedrijfsbeheer; adviesbureaus op het gebied van bedrijfsvoering
Speur- en ontwikkelingswerk op biotechnologisch gebied
Organisatie van congressen en beurzen
Overige vormen van onderwijs
Catering van evenementen
Activiteiten op het gebied van computerconsultancy en beheer van computerfaciliteiten
Computerconsultancy-activiteiten