Active · per the CBE, 1 October 2026
SIZE + - SOCIETE INTERPROFESSIONNELLE D'ARCHITECTES logo

SIZE + - SOCIETE INTERPROFESSIONNELLE D'ARCHITECTES

BE0446676783

Rechtspersoon Private limited company 1 establishment

SIZE + - SOCIETE INTERPROFESSIONNELLE D'ARCHITECTES is an architecture firm in Elsene. Private Limited, started on 25 February 1992, 1 establishment.

Louizalaan 231, 1050 Elsene sizeplus.be +32 2 318 16 32 [email protected]

Behind the company: Claude GRANDJEAN, François MARCHAL.

Active for

34 year, 7 months

Financials

Financial year 2025

SIZE + - SOCIETE INTERPROFESSIONNELLE D'ARCHITECTES from Elsene, company number BE0446676783, closed financial year 2025 with a result of € 35,232 after tax. For that financial year SIZE + - SOCIETE INTERPROFESSIONNELLE D'ARCHITECTES recorded a gross margin of € 54,193 and equity of € 264,237. Compared with financial year 2024, the result moved from € 87,214 to € 35,232. 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 April 24, 2026.

What it is worth Growing

€ 264,237

▲ 15% vs 2024

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

Profit Healthy

€ 35,232

▼ 60% vs 2024

Profit after tax over the fiscal year.

Cash in the bank

€ 204,079

▲ 24% 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 € 245,645.

People and assets in 2025

Full-time equivalents

0

Average over the fiscal year, from the social balance sheet.

Vehicles and equipment

€ 1,393

▼ 47% vs 2024

Book value of vehicles, furniture and equipment.

Debts at end 2025

Bank debt ≈ 1 years to go

€ 25,747

▼ 14% vs 2024

€ 24,324 is repaid this year. At this pace the long-term loan is gone in ≈ 1 years.

Owed to suppliers

€ 155,860

▼ 28% vs 2024

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

Taxes

€ 34,414

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 € 71,670 € 137,596 € 129,575 € 54,193 ▼ 58%
Profit after taxes € 42,297 € 92,180 € 87,214 € 35,232 ▼ 60%
Equity € 49,611 € 141,790 € 229,004 € 264,237 ▲ 15%
Total debts € 131,855 € 250,187 € 268,528 € 225,053 ▼ 16%
Cash € 84,203 € 165,345 € 165,219 € 204,079 ▲ 24%
Retained profit € 31,019 € 123,198 € 210,412 € 245,645 ▲ 17%
Bank debt € 7,816 € 25,395 € 29,856 € 25,747 ▼ 14%
Balance sheet total € 181,466 € 391,978 € 497,532 € 489,289 ▼ 2%

Key figures of SIZE + - SOCIETE INTERPROFESSIONNELLE D'ARCHITECTES, 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 SIZE + - SOCIETE INTERPROFESSIONNELLE D'ARCHITECTES?

What happened at SIZE + - SOCIETE INTERPROFESSIONNELLE D'ARCHITECTES in recent years, according to the Belgian Official Gazette, the CBE and the National Bank:

  • New annual accounts for financial year 2025: profit of € 35,232 (▼ 60% vs 2024). Source: NBB ↗
  • New establishment in Namur. KBO
  • Start of the company according to the CBE. KBO

In short

From € 42,297 profit in 2022 to € 35,232 profit in 2025.

Paid € 125,203 in corporate taxes since 2022.

Best year ever: 2023, with € 92,180 profit.

Management

Claude GRANDJEAN François MARCHAL
SIZE + - SOCIETE INTERPROFESSIONNELLE D'ARCHITECTES

Behind SIZE + - SOCIETE INTERPROFESSIONNELLE D'ARCHITECTES are Claude GRANDJEAN and François MARCHAL.

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Directors

According to the 2025 annual accounts

Claude GRANDJEAN

Director

François MARCHAL

Director

Establishments

Establishment units

Physical locations of this company

Registered office

Louizalaan 231

1050 Elsene

2.301.603.924

Chaussée de Marche(EP) 482

5101 Namur

Active since 1 October 2019

What is an establishment unit? An establishment unit is a geographically identifiable place where activities of the enterprise are carried out.

Website

Technologies

ApacheCloudflare CDNJSCookie ConsentD3.jsGoogle AnalyticsGoogle FontsGoogle OptimizeGoogle Tag ManagerPHPVarnishYouTube Embed

Hosting & Email

Email provider

Microsoft 365

Hosting

CLOUDFLARENET - Cloudflare, Inc., US

DNS

Cloudflare DNS

Website info

HTTPS Ja
Languages EN_US

Features

Jobs Ads Contact page

Security

✓ HTTPS
✓ SPF
✓ DMARC

Network

✓ IPv6
✓ Load balancing

Details

Company number
0446.676.783
VAT number
BE 0446.676.783
Registered office
Louizalaan 231, 1050 Elsene
Names & denominations
SIZE + - SOCIETE INTERPROFESSIONNELLE D'ARCHITECTES
Enterprise type
Rechtspersoon
Legal form
Private limited company
Legal situation
Normale toestand
Start date
25 February 1992
Peppol
Active · Active since 1 Jan 2001
Activities · NACE

Activiteiten van bouwarchitecten

Architecten

Bemiddeling in verband met exploitatie van en handel in onroerend goed

Bemiddeling bij de aankoop, verkoop en verhuur van onroerend goed

Bemiddeling bij de aankoop, verkoop en verhuur van onroerend goed voor een vast bedrag of op contractbasis

Frequently asked questions

What does SIZE + - SOCIETE INTERPROFESSIONNELLE D'ARCHITECTES do?
SIZE + - SOCIETE INTERPROFESSIONNELLE D'ARCHITECTES is an architecture firm in Elsene. Private Limited, started on 25 February 1992, 1 establishment.
What is the address of SIZE + - SOCIETE INTERPROFESSIONNELLE D'ARCHITECTES?
The registered office of SIZE + - SOCIETE INTERPROFESSIONNELLE D'ARCHITECTES is located at Louizalaan 231, 1050 Elsene.
Is SIZE + - SOCIETE INTERPROFESSIONNELLE D'ARCHITECTES still active?
Yes. According to the CBE (1 October 2026) SIZE + - SOCIETE INTERPROFESSIONNELLE D'ARCHITECTES is active, legal situation “Normale toestand”, started on 25 February 1992.
Is SIZE + - SOCIETE INTERPROFESSIONNELLE D'ARCHITECTES registered on Peppol?
Yes, SIZE + - SOCIETE INTERPROFESSIONNELLE D'ARCHITECTES is registered on the Peppol network with ID 0208:0446676783.
What is the enterprise number of SIZE + - SOCIETE INTERPROFESSIONNELLE D'ARCHITECTES?
The enterprise number of SIZE + - SOCIETE INTERPROFESSIONNELLE D'ARCHITECTES is BE0446676783.
When was SIZE + - SOCIETE INTERPROFESSIONNELLE D'ARCHITECTES founded?
SIZE + - SOCIETE INTERPROFESSIONNELLE D'ARCHITECTES was founded on 25 February 1992.