Financials
Financial year 2025
BOSSIDE from Watermaal-Bosvoorde, company number BE1023595963, closed financial year 2025 with a result of € 33,711 after tax. For that financial year BOSSIDE recorded a gross margin of € 45,077 and equity of € 36,111. The company is profitable. 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 August 25, 2026.
€ 36,111
Assets minus debts, by the books. What is left if everything were sold and paid today.
€ 33,711
Profit after tax over the fiscal year.
€ 39,441
Cash and bank balances on the last day of the fiscal year.
Stays in the company
No dividend for 2025. Retained profit grew to € 33,711.
People and assets in 2025
≈ 1
No payroll staff. One director, so that person most likely runs the business.
€ 3,118
Book value of vehicles, furniture and equipment.
Debts at end 2025
None
No bank loans on the last day of the fiscal year.
€ 3,918
Supplier invoices still open on the last day of the fiscal year.
€ 17,275
Corporate tax and VAT still to pay. No wage debt: nothing outstanding to staff or social security.
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What happened to BOSSIDE?
What happened at BOSSIDE in recent years, according to the Belgian Official Gazette, the CBE and the National Bank:
- New annual accounts for financial year 2025: profit of € 33,711. filed late Source: NBB ↗
- New establishment in Watermaal-Bosvoorde. KBO
- Catherine MASON became a director. NBB
- Start of the company according to the CBE. KBO
In short
Paid € 9,886 in corporate taxes since 2025.
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De Lijn 8 June 2026 New annual account 2025
filed on 8 June 2026
What was left
€ 20 k ▼ 91%
Money in the bank
€ 178 k ▼ 98%
Open the dossier →
NMBS 8 June 2026 New annual account 2025 What was left ▼ 80%
bpost 18 May 2026 New annual account 2025 What was left from loss to profit
Management
Behind BOSSIDE is Catherine MASON. Catherine MASON is also behind BATTAILLE Information Technology and Consulting, en abrégé "BATTAILLE ITC".
Directors
According to the 2025 annual accounts
Catherine MASON
Director
Also active at: BATTAILLE Information Technology and Consulting, en abrégé "BATTAILLE ITC"
since 2025
Establishments
Establishment units
Physical locations of this company
Kolonialelaan 8
1170 Watermaal-Bosvoorde
Kolonialelaan 8 box 1170
1170 Watermaal-Bosvoorde
Active since 22 May 2025
Who else lives here?
A building full of entrepreneurs or one very busy letterbox? Another 1 companies are registered at this address.
All companies at this address →What is an establishment unit? An establishment unit is a geographically identifiable place where activities of the enterprise are carried out.
Details
- Company number
- 1023.595.963
- VAT number
- BE 1023.595.963
- Registered office
- Kolonialelaan 8, 1170 Watermaal-Bosvoorde
- Names & denominations
- BOSSIDE
- Enterprise type
- Rechtspersoon
- Legal form
- Private limited company
- Legal situation
- Normale toestand
- Start date
- 22 May 2025
- Peppol
- Active · Active since 24 Dec 2025
- Activities · NACE
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