Active · per the CBE, 18 September 2026

ONESEVEN

BE1004529525

Rechtspersoon Private limited company 1 establishment

ONESEVEN is registered with the CBE as active in: Activiteiten van adviesbureaus op het gebied van bedrijfsvoering en overig managementadvies. Private Limited, started on 10 January 2024, 1 establishment.

Patrijzenlaan 7, 1950 Kraainem +32493293401 [email protected]

Behind the company: JEAN-BASTIEN GREGORY MICHEL KALIS.

Active for

2 year, 8 months

Financials

Financial year 2025

ONESEVEN from Kraainem, company number BE1004529525, closed financial year 2025 with a result of € 2,073 after tax. For that financial year ONESEVEN recorded a gross margin of € 60,564 and equity of € 36,637. Compared with financial year 2024, the result moved from € 31,064 to € 2,073. 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 July 29, 2026.

What it is worth Growing

€ 36,637

▲ 6% vs 2024

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

Profit Healthy

€ 2,073

▼ 93% vs 2024

Profit after tax over the fiscal year.

Cash in the bank

€ 51,637

▲ 175% vs 2024

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

Where the profit goes Growing

Stays in the company

No dividend for 2025. Retained profit grew to € 33,137.

People and assets in 2025

Full-time equivalents estimate

≈ 1

No payroll staff. One director, so that person most likely runs the business.

Vehicles and equipment

€ 1,445

▼ 63% vs 2024

Book value of vehicles, furniture and equipment.

Debts at end 2025

Bank debt

None

No bank loans on the last day of the fiscal year.

Owed to suppliers

€ 665

▼ 80% vs 2024

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

Taxes

€ 13,508

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)
20242025Change 2024 → 2025
Gross margin € 45,197 € 60,564 ▲ 34%
Profit after taxes € 31,064 € 2,073 ▼ 93%
Equity € 34,564 € 36,637 ▲ 6%
Total debts € 21,153 € 14,173 ▼ 33%
Cash € 18,796 € 51,637 ▲ 175%
Land & buildings - € 2,818
Retained profit € 31,064 € 33,137 ▲ 7%
Balance sheet total € 55,717 € 93,256 ▲ 67%

Key figures of ONESEVEN, fiscal years 2024 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 ONESEVEN?

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

  • New annual accounts for financial year 2025: profit of € 2,073 (▼ 93% vs 2024). Source: NBB ↗
  • New establishment in Kraainem. KBO
  • JEAN-BASTIEN GREGORY MICHEL KALIS became a director. NBB
  • Start of the company according to the CBE. KBO

In short

From € 31,064 profit in 2024 to € 2,073 profit in 2025.

Paid € 21,900 in corporate taxes since 2024.

Best year ever: 2024, with € 31,064 profit.

Management

JEAN-BASTIEN GREGORY MICHEL KALIS
ONESEVEN

Behind ONESEVEN is JEAN-BASTIEN GREGORY MICHEL KALIS.

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Directors

According to the 2025 annual accounts

JEAN-BASTIEN GREGORY MICHEL KALIS

Director

since 2024

Establishments

Establishment units

Physical locations of this company

Registered office

Patrijzenlaan 7

1950 Kraainem

2.355.200.877

Koningin Astridlaan 462

1950 Kraainem

Active since 29 January 2024

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
1004.529.525
VAT number
BE 1004.529.525
Registered office
Patrijzenlaan 7, 1950 Kraainem
Names & denominations
ONESEVEN
Enterprise type
Rechtspersoon
Legal form
Private limited company
Legal situation
Normale toestand
Start date
10 January 2024
Peppol
Active · Active since 23 Dec 2025
Activities · NACE

Activiteiten van adviesbureaus op het gebied van bedrijfsvoering en overig managementadvies

Overige adviesbureaus op het gebied van bedrijfsbeheer; adviesbureaus op het gebied van bedrijfsvoering

Administratieve en ondersteunende activiteiten ten behoeve van kantoren

Markt- en opinieonderzoek

Overige zakelijke dienstverlening, neg

Activiteiten op het gebied van computerconsultancy en beheer van computerfaciliteiten

Activiteiten van adviesbureaus op het gebied van public relations en communicatie

Computerconsultancy-activiteiten

+2

Frequently asked questions

What does ONESEVEN do?
ONESEVEN is registered with the CBE as active in: Activiteiten van adviesbureaus op het gebied van bedrijfsvoering en overig managementadvies. Private Limited, started on 10 January 2024, 1 establishment.
What is the address of ONESEVEN?
The registered office of ONESEVEN is located at Patrijzenlaan 7, 1950 Kraainem.
Is ONESEVEN still active?
Yes. According to the CBE (18 September 2026) ONESEVEN is active, legal situation “Normale toestand”, started on 10 January 2024.
Is ONESEVEN registered on Peppol?
Yes, ONESEVEN is registered on the Peppol network with ID 0208:1004529525.
What is the enterprise number of ONESEVEN?
The enterprise number of ONESEVEN is BE1004529525.
When was ONESEVEN founded?
ONESEVEN was founded on 10 January 2024.