Warning lights
Signals from the annual accounts, the CBE and the Official Gazette, each with its threshold and source. No score, no verdict.
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Tight liquidity NBB
Cash and receivables cover 3 % of short-term debt in 2025; threshold 65 %.
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Busy address KBO
29 other companies have their registered office at the same address; threshold 10.
Financials
Financial year 2025
SIETH INVEST from Elsene, company number BE0893925175, closed financial year 2025 with a result of € 1.5 million after tax. For that financial year SIETH INVEST recorded a gross margin of € -7,563 and equity of € 54 million. Compared with financial year 2024, the result moved from € 572,067 to € 1.5 million. Profitable, and profit is growing. 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 3, 2026.
€ 54 million
▼ 2% vs 2024
Assets minus debts, by the books. What is left if everything were sold and paid today.
€ 1.5 million
▲ 163% vs 2024
Profit after tax over the fiscal year.
€ 23,785
▼ 7% 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 € 23.7 million.
People and assets in 2025
€ 998
▲ 3% vs 2024
Payroll staff only. What the director pays themselves is already netted into the gross margin and is not shown separately in the accounts.
Debts at end 2025
None
No bank loans on the last day of the fiscal year.
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| 2022 | 2023 | 2024 | 2025 | Change 2024 → 2025 | |
|---|---|---|---|---|---|
| Gross margin | € -1,579 | € -93 | € -64 | € -7,563 | ▼ € 7,499 |
| Profit after taxes | € 146,554 | € 532,117 | € 572,067 | € 1,503,943 | ▲ 163% |
| Equity | € 54,386,908 | € 54,419,025 | € 54,991,092 | € 53,995,035 | ▼ 2% |
| Total debts | € 550,035 | € 500,035 | € 156,078 | € 1,370,043 | ▲ € 1.2 million |
| Cash | € 220,507 | € 202,624 | € 25,541 | € 23,785 | ▼ 7% |
| Retained profit | € 21,635,908 | € 21,668,025 | € 22,240,092 | € 23,744,035 | ▲ 7% |
| Dividend | € 550,000 | € 500,000 | € 0 | € 0 | |
| Balance sheet total | € 54,936,943 | € 54,919,060 | € 55,147,170 | € 55,365,078 |
Key figures of SIETH INVEST, 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 SIETH INVEST?
What happened at SIETH INVEST in recent years, according to the Belgian Official Gazette, the CBE and the National Bank:
- New annual accounts for financial year 2025: profit of € 1.5 million (▲ 163% vs 2024). Source: NBB ↗
- Erol KANDIYOTI stepped down as director. NBB
- Melissa KANDIYOTI stepped down as director. NBB
- Sacha KANDIYOTI stepped down as director. NBB
- Barbara Kandiyoti stepped down as director. NBB
- Erol KANDIYOTI became a director. NBB
- Melissa KANDIYOTI became a director. NBB
- Sacha KANDIYOTI became a director. NBB
In short
From € 146,554 profit in 2022 to € 1.5 million profit in 2025.
Paid € 9,871 in corporate taxes since 2022.
Best year ever: 2025, with € 1.5 million profit.
Paid out € 1.1 million in dividends to the owners in total.
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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
It owns 33.3% of K FINANCE and 33.3% of KREST itself.
Directors
According to the 2025 annual accounts
Erol KANDIYOTI
Managing director
Also active at: L'Union Immobilière, Chemitex, Admiro, K FINANCE COORDINATION & SERVICES, MUSICA MUNDI SCHOOL, TEX DEVELOPMENT, KREST REAL ESTATE INVESTMENTS, KREST 3 +3 more
since 2020 · until 2026
since 2020 · until 2026
Sacha KANDIYOTI
Director
Also active at: K FINANCE COORDINATION & SERVICES, KREST REAL ESTATE INVESTMENTS, KREST 2, K PUURS LOGISTICS, IMMO RHODE, MSG PARTICIPATIONS
since 2020 · until 2026
since 2020 · until 2026
Establishments
Establishment units
Physical locations of this company
Louizalaan 221 box 4
1050 Elsene
Louizalaan 221
1050 Elsene
Active since 28 November 2007
Who else lives here?
A building full of entrepreneurs or one very busy letterbox? Another 29 companies are registered at this address.
All companies at this address →L'Union Immobilière same network
€ 39,400 gross margin · 2025
PATRIA
€ 107,560 gross margin · 2025
Chemitex same network
€ 101.3 million revenue · 2025
Amicale du Personnel d'Old England
Admiro same network
€ 25.4 million revenue · 2025
+24 more
What is an establishment unit? An establishment unit is a geographically identifiable place where activities of the enterprise are carried out.
Details
- Company number
- 0893.925.175
- VAT number
- BE 0893.925.175
- Registered office
- Louizalaan 221 bus 4, 1050 Elsene
- Names & denominations
- SIETH INVEST
- Enterprise type
- Rechtspersoon
- Legal form
- Public limited company
- Legal situation
- Normale toestand
- Start date
- 4 December 2007
- Peppol
- Active · Active since 5 Feb 2026