Active · per the CBE, 17 September 2026

STÉPHAN SONNEVILLE

BE0461220350

Rechtspersoon Public limited company 1 establishment

STÉPHAN SONNEVILLE is registered with the CBE as active in: Activiteiten van holdings. Public Limited, started on 28 July 1997, 1 establishment.

Rue du Mont-Lassy 62 B, 1380 Lasne

Active for

29 year, 1 month

Financials

Financial year 2025

STÉPHAN SONNEVILLE from Lasne, company number BE0461220350, closed financial year 2025 with a result of € -545,673 after tax. For that financial year STÉPHAN SONNEVILLE recorded a gross margin of € 660,365 and equity of € 10.4 million. Compared with financial year 2024, the result moved from € 338,803 to € -545,673. 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 16, 2026.

What it is worth Healthy

€ 10.4 million

▼ 7% vs 2024

Assets minus debts, by the books. What is left if everything were sold and paid today.

Loss Caution

€ -545,673

▼ still € 338,803 profit in 2024

Profit after tax over the fiscal year.

Cash in the bank

€ 51,253

▼ 71% vs 2024

Cash and bank balances on the last day of the fiscal year.

Where the profit goes Caution

Loss, nothing to pay out

Reserves fell to € 9.8 million.

People and assets in 2025

Vehicles and equipment

€ 32,396

▲ € 30,855 vs 2024

Book value of vehicles, furniture and equipment.

Debts at end 2025

Bank debt ≈ 34 years to go

€ 7.7 million

▼ 15% vs 2024

€ 81,532 is repaid this year. At this pace the long-term loan is gone in ≈ 34 years.

Owed to suppliers

€ 55,834

▲ € 47,800 vs 2024

Supplier invoices still open on the last day of the fiscal year.

Taxes

€ 3,237

▼ 80% vs 2024

Corporate tax and VAT still to pay. No wage debt: nothing outstanding to staff or social security.

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Key figures per fiscal year Download key figures (CSV)
2022202320242025Change 2024 → 2025
Gross margin € 650,516 € 693,749 € 798,827 € 660,365 ▼ 17%
Profit after taxes € 1,125,815 € -1,153,233 € 338,803 € -545,673 ▼ € 884,476
Equity € 12,888,463 € 11,315,230 € 11,234,032 € 10,426,609 ▼ 7%
Total debts € 9,191,451 € 12,085,569 € 11,760,360 € 9,782,076 ▼ 17%
Cash € 24,227 € 58,513 € 174,715 € 51,253 ▼ 71%
Land & buildings € 978,232 € 943,013 € 434,291 -
Retained profit € 12,226,490 € 10,653,256 € 10,572,059 € 9,764,636 ▼ 8%
Dividend € 420,000 € 420,000 € 420,000 € 261,750 ▼ 38%
Bank debt € 5,910,506 € 9,219,079 € 8,993,709 € 7,684,985 ▼ 15%
Balance sheet total € 22,079,914 € 23,400,799 € 22,994,392 € 20,208,686 ▼ 12%

Key figures of STÉPHAN SONNEVILLE, fiscal years 2022 to 2025, from the annual accounts filed with the National Bank of Belgium.Next annual account (fiscal year 2026) expected before 31 July 2027.

What happened to STÉPHAN SONNEVILLE?

What happened at STÉPHAN SONNEVILLE in recent years, according to the Belgian Official Gazette, the CBE and the National Bank:

  • OSIRIS VENTURE SA stepped down as director. NBB
  • New annual accounts for financial year 2025: loss of € 545,673 (▼ € 884,476 vs 2024). Source: NBB ↗
  • ISIS EXPLOITATION SA stepped down as director. NBB
  • LUMAR SA stepped down as director. NBB
  • Stéphan SONNEVILLE stepped down as director. NBB
  • OSIRIS VENTURE SA became a director. NBB
  • J.S IMMO SRL stepped down as director. NBB
  • ISIS EXPLOITATION SA became a director. NBB

In short

From € 1.1 million profit in 2022 to € 545,673 loss in 2025.

Paid € 85,797 in corporate taxes since 2022.

Best year ever: 2022, with € 1.1 million profit.

Paid out € 1.5 million in dividends to the owners in total.

Management

LUMAR 100%

The stake of LUMAR comes from that shareholder’s own annual accounts; small companies do not report their shareholders themselves.

STÉPHAN SONNEVILLE

The shares are held by LUMAR (100%).

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Directors

According to the 2025 annual accounts

OSIRIS VENTURE SA

Director · represented by Victorien Sonneville

since 2025 · until 2031

ISIS EXPLOITATION SA

Managing director · represented by Ophélie Sonneville

Also active at: OSIRIS VENTURE

since 2020 · until 2026

J.S IMMO SRL

Administrateur · represented by Victorien Sonneville

since 2019 · until 2025

LUMAR SA

Managing director · represented by Victorien Sonneville

Also active at: OSIRIS VENTURE

since 2020 · until 2026

Stéphan SONNEVILLE

Managing director

Also active at: OSIRIS VENTURE, ISIS Exploitation, J.S.IMMO

since 2020 · until 2026

Shareholders

LUMAR

100%

Participations

No participations in other companies reported.

Establishments

Establishment units

Physical locations of this company

Registered office

Rue du Mont-Lassy 62 B

1380 Lasne

Who else lives here?

A building full of entrepreneurs or one very busy letterbox? Another 2 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
0461.220.350
VAT number
BE 0461.220.350
Registered office
Rue du Mont-Lassy 62 B, 1380 Lasne
Names & denominations
STÉPHAN SONNEVILLE
Enterprise type
Rechtspersoon
Legal form
Public limited company
Legal situation
Normale toestand
Start date
28 July 1997
Peppol
Active · Active since 4 Dec 2025
Activities · NACE

Activiteiten van holdings

Financiële holdings

Holdings

Frequently asked questions

What does STÉPHAN SONNEVILLE do?
STÉPHAN SONNEVILLE is registered with the CBE as active in: Activiteiten van holdings. Public Limited, started on 28 July 1997, 1 establishment.
What is the address of STÉPHAN SONNEVILLE?
The registered office of STÉPHAN SONNEVILLE is located at Rue du Mont-Lassy 62 B, 1380 Lasne.
Is STÉPHAN SONNEVILLE still active?
Yes. According to the CBE (17 September 2026) STÉPHAN SONNEVILLE is active, legal situation “Normale toestand”, started on 28 July 1997.
Is STÉPHAN SONNEVILLE registered on Peppol?
Yes, STÉPHAN SONNEVILLE is registered on the Peppol network with ID 0208:0461220350.
What is the enterprise number of STÉPHAN SONNEVILLE?
The enterprise number of STÉPHAN SONNEVILLE is BE0461220350.
When was STÉPHAN SONNEVILLE founded?
STÉPHAN SONNEVILLE was founded on 28 July 1997.