Warning lights
Signals from the annual accounts, the CBE and the Official Gazette, each with its threshold and source. No score, no verdict.
-
Negative equity NBB
More debt than assets in 4 of the last 4 fiscal years.
-
Busy address KBO
114 other companies have their registered office at the same address; threshold 10.
Financials
Financial year 2025
ISOSAGEL from Vilvoorde, company number BE0735601775, closed financial year 2025 with a result of € 1,549 after tax. For that financial year ISOSAGEL recorded a gross margin of € 5,988 and equity of € -64,306. Compared with financial year 2024, the result moved from € 1,580 to € 1,549. The company is profitable. More debts than assets. High debts against a small own buffer. The most recent annual accounts were filed with the National Bank of Belgium on July 15, 2026.
€ -64,306
▲ € 1,549 vs 2024
Assets minus debts, by the books. What is left if everything were sold and paid today.
€ 1,549
▼ 2% vs 2024
Profit after tax over the fiscal year.
€ 14,404
▲ 87% 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 € -74,306.
People and assets in 2025
≈ 1
No payroll staff. One director, so that person most likely runs the business.
Debts at end 2025
€ 140,000
Loans from banks and other lenders, long and short.
€ 3,470
▲ € 3,083 vs 2024
Supplier invoices still open on the last day of the fiscal year.
Want to see how much further we take a dossier in the Pro version? Open the free De Lijn example and give feedback →
| 2022 | 2023 | 2024 | 2025 | Change 2024 → 2025 | |
|---|---|---|---|---|---|
| Gross margin | € 13,630 | € 11,039 | € 6,241 | € 5,988 | ▼ 4% |
| Profit after taxes | € 4,346 | € 2,796 | € 1,580 | € 1,549 | ▼ 2% |
| Equity | € -70,231 | € -67,435 | € -65,855 | € -64,306 | ▲ € 1,549 |
| Total debts | € 178,331 | € 170,562 | € 166,079 | € 169,162 | ▲ 2% |
| Cash | € 25,331 | € 27,237 | € 7,694 | € 14,404 | ▲ 87% |
| Retained profit | € -80,231 | € -77,435 | € -75,855 | € -74,306 | ▲ € 1,549 |
| Bank debt | € 140,000 | € 140,000 | € 140,000 | € 140,000 | |
| Balance sheet total | € 108,100 | € 103,127 | € 100,224 | € 104,856 | ▲ 5% |
Key figures of ISOSAGEL, 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 ISOSAGEL?
What happened at ISOSAGEL in recent years, according to the Belgian Official Gazette, the CBE and the National Bank:
- New annual accounts for financial year 2025: profit of € 1,549 (▼ 2% vs 2024). Source: NBB ↗
- New establishment in Herstal. KBO
- LEVENT SAGLAM became a director. NBB
- Start of the company according to the CBE. KBO
In short
From € 4,346 profit in 2022 to € 1,549 profit in 2025.
Best year ever: 2022, with € 4,346 profit.
A new publication or filing at ISOSAGEL? We notify you, reason included.
Follow ISOSAGELDatabakkes Pro
Know what changes at your customers, suppliers and competitors. Without reading an annual account.
- Follow them in one folder Every company in your folder gets this full dossier: household book, all fiscal years, benchmark against companies of the same size.
- We alert you, with the reason New annual account, Official Gazette publication or status change: you get what changed and where it says so.
- In bulk too, and in ChatGPT and Claude Upload your customer list and get the warning signs back per company. Or ask in your own AI assistant, with this register as the source.
Databakkes Pro is being built. Sign up now and you are first in line for an invitation, with a month to try without a credit card.
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
Directors
According to the 2025 annual accounts
LEVENT SAGLAM
Director
since 2019
Establishments
Establishment units
Physical locations of this company
Guldenschaapstraat 6
1800 Vilvoorde
Rue de la Petite Doucette 37
4041 Herstal
Active since 2 October 2019
Who else lives here?
A building full of entrepreneurs or one very busy letterbox? Another 114 companies are registered at this address.
All companies at this address →FLORIUS
€ 113,327 gross margin · 2025
TAXIS REZAZADEH et Cie
RENOVA INVEST
€ 18,542 gross margin · 2025
BENAMOR
€ -6,058 gross margin · 2025
VEZIROGLU
€ -3,356 gross margin · 2024
+109 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
- 0735.601.775
- VAT number
- BE 0735.601.775
- Registered office
- Guldenschaapstraat 6, 1800 Vilvoorde
- Names & denominations
- ISOSAGEL
- Enterprise type
- Rechtspersoon
- Legal form
- Private limited company
- Legal situation
- Normale toestand
- Start date
- 2 October 2019
- Peppol
- Active · Active since 20 Jan 2026
- Activities · NACE
Installatie van isolatie
Isolatiewerkzaamheden
Groothandel in pompen en compressoren
Activiteiten van reclamebureaus