Warning lights
Signals from the annual accounts, the CBE and the Official Gazette, each with its threshold and source. No score, no verdict.
-
Tight liquidity NBB
Cash and receivables cover 12 % of short-term debt in 2025; threshold 65 %.
Financials
Financial year 2025
ISIS Exploitation from Lasne, company number BE0457716670, closed financial year 2025 with a result of € 13,869 after tax. For that financial year ISIS Exploitation recorded a gross margin of € 150,172 and equity of € 815,966. Compared with financial year 2024, the result moved from € 71,549 to € 13,869. The company is profitable. The buffer is growing. A strong own buffer against the debts. The most recent annual accounts were filed with the National Bank of Belgium on February 26, 2026.
€ 815,966
▲ 2% vs 2024
Assets minus debts, by the books. What is left if everything were sold and paid today.
€ 13,869
▼ 81% vs 2024
Profit after tax over the fiscal year.
€ 17,811
▼ 21% vs 2024
Cash and bank balances on the last day of the fiscal year.
Stays in the company
No dividend for 2025. Retained profit grew to € -555,874.
People and assets in 2025
1
Average over the fiscal year, from the social balance sheet.
€ 18,750
▼ 62% vs 2024
€ 18,700 per full-time equivalent. Payroll staff only. What the director pays themselves is already netted into the gross margin and is not shown separately in the accounts.
€ 16,806
▼ 26% vs 2024
Book value of vehicles, furniture and equipment.
Debts at end 2025
€ 215,185
▼ 14% vs 2024
€ 57,715 is repaid this year. At this pace the long-term loan is gone in ≈ 4 years.
€ 28,452
▲ 47% vs 2024
Supplier invoices still open on the last day of the fiscal year.
€ 9,675
▼ 31% vs 2024
Wages, holiday pay and social contributions still to pay. No outstanding taxes.
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| 2022 | 2023 | 2024 | 2025 | Change 2024 → 2025 | |
|---|---|---|---|---|---|
| Gross margin | € 213,562 | € 203,520 | € 230,318 | € 150,172 | ▼ 35% |
| Profit after taxes | € 73,013 | € 61,216 | € 71,549 | € 13,869 | ▼ 81% |
| Equity | € 669,332 | € 730,548 | € 802,097 | € 815,966 | ▲ 2% |
| Total debts | € 946,277 | € 812,032 | € 654,324 | € 561,118 | ▼ 14% |
| Cash | € 22,474 | € 19,727 | € 22,592 | € 17,811 | ▼ 21% |
| Land & buildings | € 1,545,525 | € 1,464,936 | € 1,393,512 | € 1,312,327 | ▼ 6% |
| Retained profit | € -702,508 | € -641,292 | € -569,743 | € -555,874 | ▲ € 13,869 |
| Bank debt | € 355,091 | € 303,459 | € 251,362 | € 215,185 | ▼ 14% |
| Balance sheet total | € 1,620,609 | € 1,547,580 | € 1,461,421 | € 1,382,084 | ▼ 5% |
| Employees (FTE) | 0.4 | 1.4 | 1 | 1 |
Key figures of ISIS Exploitation, fiscal years 2022 to 2025, from the annual accounts filed with the National Bank of Belgium.Next annual account (fiscal year 2026) expected before 30 April 2027.
What happened to ISIS Exploitation?
What happened at ISIS Exploitation in recent years, according to the Belgian Official Gazette, the CBE and the National Bank:
- Ophélie SONNEVILLE stepped down as director. NBB
- Victorien SONNEVILLE stepped down as director. NBB
- Stéphan SONNEVILLE stepped down as director. NBB
- New annual accounts for financial year 2025: profit of € 13,869 (▼ 81% vs 2024). Source: NBB ↗
- Ophélie SONNEVILLE became a director. NBB
- Victorien SONNEVILLE became a director. NBB
- Stéphan SONNEVILLE became a director. NBB
- New establishment in Lasne. KBO
In short
From € 73,013 profit in 2022 to € 13,869 profit in 2025.
Paid € 844 in corporate taxes since 2022.
Best year ever: 2022, with € 73,013 profit.
On average € 150,200 of value added per employee in 2025.
A new publication or filing at ISIS Exploitation? We notify you, reason included.
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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
The stake of ATMOS INVESTMENT comes from that shareholder’s own annual accounts; small companies do not report their shareholders themselves.
ISIS ExploitationThe shares are held by ATMOS INVESTMENT (100%).
Directors
According to the 2025 annual accounts
Ophélie SONNEVILLE
Director
since 2023 · until 2028
Victorien SONNEVILLE
Managing director
since 2023 · until 2028
since 2023 · until 2028
Shareholders
100%
Participations
No participations in other companies reported.
Establishments
Establishment units
Physical locations of this company
Rue du Mont-Lassy 62B
1380 Lasne
Rue du Mont-Lassy 62 B
1380 Lasne
Active since 20 May 2003
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
- 0457.716.670
- VAT number
- BE 0457.716.670
- Registered office
- Rue du Mont-Lassy 62B, 1380 Lasne
- Names & denominations
- ISIS Exploitation
- Enterprise type
- Rechtspersoon
- Legal form
- Public limited company
- Legal situation
- Normale toestand
- Start date
- 5 April 1996
- Peppol
- Active · Active since 4 Dec 2025
- Activities · NACE
Diverse ondersteunende activiteiten ten behoeve van voorzieningen
Beheer van residentiële gebouwen
Markt- en opinieonderzoek
Marktonderzoekbureaus