Active · per the CBE, 29 October 2026

ARNOLD & SIEDSMA BELGIUM

BE0415209785

Rechtspersoon Private limited company 3 establishments

ARNOLD & SIEDSMA BELGIUM is a legal practice in Antwerpen. Private Limited, started on 12 September 1975, 3 establishments.

De Keyserlei 58-60, 2018 Antwerpen

Behind the company: Nele D'Halleweyn, Martin Luten, Stephen Duxbury.

Active for

51 year, 1 month

Warning lights

Signals from the annual accounts, the CBE and the Official Gazette, each with its threshold and source. No score, no verdict.

  • Busy address KBO

    15 other companies have their registered office at the same address; threshold 10.

Financials

Financial year 2024

ARNOLD & SIEDSMA BELGIUM from Antwerpen, company number BE0415209785, closed financial year 2024 with a result of € 1.5 million after tax. For that financial year ARNOLD & SIEDSMA BELGIUM recorded a gross margin of € 3.8 million and equity of € 563,304. Compared with financial year 2023, the result moved from € 1.1 million to € 1.5 million. Profitable, and profit is growing. The company holds a healthy buffer. High debts against a small own buffer. The most recent annual accounts were filed with the National Bank of Belgium on April 29, 2025.

What it is worth Healthy

€ 563,304

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

Profit Growing

€ 1.5 million

▲ 34% vs 2023

Profit after tax over the fiscal year.

Cash in the bank

€ 732,371

▼ 35% vs 2023

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

Where the profit goes Pays out

€ 1.5 million paid out

100 % of the profit went to the shareholders, the rest stayed in the company.

People and assets in 2024

Full-time equivalents

16

▲ 0.3 vs 2023

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

Wage cost

€ 1.7 million

▲ 5% vs 2023

€ 107,300 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.

Vehicles and equipment

€ 32,953

▲ 24% vs 2023

Book value of vehicles, furniture and equipment.

Debts at end 2024

Bank debt

None

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

Owed to suppliers

€ 3 million

▲ 82% vs 2023

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

Taxes and wages

€ 454,575

▲ 46% vs 2023

Taxes, VAT and social contributions still to pay.

Key figures per fiscal year Download key figures (CSV)
2021202220232024Change 2023 → 2024
Gross margin € 2,755,883 € 3,046,839 € 3,159,399 € 3,807,575 ▲ 21%
Profit after taxes € 1,020,809 € 1,028,928 € 1,116,978 € 1,499,338 ▲ 34%
Equity € 534,376 € 563,304 € 563,304 € 563,304
Total debts € 2,127,664 € 3,331,649 € 3,218,980 € 4,934,755 ▲ 53%
Cash € 1,171,907 € 621,446 € 1,131,117 € 732,371 ▼ 35%
Retained profit € 525,035 € 553,963 € 553,963 € 553,963
Dividend € 915,000 € 1,000,000 € 1,116,978 € 1,499,338 ▲ 34%
Balance sheet total € 2,662,039 € 3,894,954 € 3,782,284 € 5,498,059 ▲ 45%
Employees (FTE) 16.3 16.3 15.7 16 ▲ 0.3

Key figures of ARNOLD & SIEDSMA BELGIUM, fiscal years 2021 to 2024, from the annual accounts filed with the National Bank of Belgium.The annual account for fiscal year 2025 has not been filed yet; it was expected before 31 July 2026.

What happened to ARNOLD & SIEDSMA BELGIUM?

What happened at ARNOLD & SIEDSMA BELGIUM in recent years, according to the Belgian Official Gazette, the CBE and the National Bank:

  • New establishment in Hasselt. KBO
  • New annual accounts for financial year 2024: profit of € 1.5 million (▲ 34% vs 2023). Source: NBB ↗
  • Martin Luten became a director. NBB
  • Gerardus Johannes Cornelis Verdijck stepped down as director. NBB
  • Nele D'Halleweyn became a director. NBB
  • Stephen Duxbury became a director. NBB
  • Gerardus Johannes Cornelis Verdijck became a director. NBB
  • New establishment in Sint-Lambrechts-Woluwe. KBO

In short

From € 1 million profit in 2021 to € 1.5 million profit in 2024.

Paid € 1.6 million in corporate taxes since 2021.

Best year ever: 2024, with € 1.5 million profit.

On average € 238,000 of value added per employee in 2024.

Management

Nele D'Halleweyn Martin Luten Stephen Duxbury
ARNOLD & SIEDSMA BELGIUM

Behind ARNOLD & SIEDSMA BELGIUM are Nele D'Halleweyn, Martin Luten and Stephen Duxbury. Nele D'Halleweyn is also behind ARNOLD & SIEDSMA HASSELT. Stephen Duxbury is also behind ARNOLD & SIEDSMA HASSELT.

Directors

According to the 2024 annual accounts

Nele D'Halleweyn

Director

Also active at: ARNOLD & SIEDSMA HASSELT

since 2021

Martin Luten

Director

since 2025

Stephen Duxbury

Director

Also active at: ARNOLD & SIEDSMA HASSELT

since 2021

Gerardus Johannes Cornelis Verdijck

Director

Also active at: ARNOLD & SIEDSMA HASSELT

since 2020 · until 2025

Establishments

Establishment units

Physical locations of this company

Registered office

De Keyserlei 58-60

2018 Antwerpen

2.211.943.854

Brand Whitlocklaan 87

1200 Sint-Lambrechts-Woluwe

Active since 1 March 2012

2.388.918.176

Kempische steenweg 542 box A

3500 Hasselt

Active since 1 May 2026

Who else lives here?

A building full of entrepreneurs or one very busy letterbox? Another 15 companies are registered at this address.

All companies at this address →

+10 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
0415.209.785
VAT number
BE 0415.209.785
Registered office
De Keyserlei 58-60, 2018 Antwerpen
Names & denominations
ARNOLD & SIEDSMA BELGIUM · ARNOLD & SIEDSMA
Enterprise type
Rechtspersoon
Legal form
Private limited company
Legal situation
Normale toestand
Start date
12 September 1975
Peppol
Active · Active since 29 Mar 2023
Activities · NACE

Overige rechtskundige dienstverlening

Frequently asked questions

What does ARNOLD & SIEDSMA BELGIUM do?
ARNOLD & SIEDSMA BELGIUM is a legal practice in Antwerpen. Private Limited, started on 12 September 1975, 3 establishments.
What is the address of ARNOLD & SIEDSMA BELGIUM?
The registered office of ARNOLD & SIEDSMA BELGIUM is located at De Keyserlei 58-60, 2018 Antwerpen.
Is ARNOLD & SIEDSMA BELGIUM still active?
Yes. According to the CBE (29 October 2026) ARNOLD & SIEDSMA BELGIUM is active, legal situation “Normale toestand”, started on 12 September 1975.
Is ARNOLD & SIEDSMA BELGIUM registered on Peppol?
Yes, ARNOLD & SIEDSMA BELGIUM is registered on the Peppol network with ID 0208:0415209785.
What is the enterprise number of ARNOLD & SIEDSMA BELGIUM?
The enterprise number of ARNOLD & SIEDSMA BELGIUM is BE0415209785.
When was ARNOLD & SIEDSMA BELGIUM founded?
ARNOLD & SIEDSMA BELGIUM was founded on 12 September 1975.