Active · per the CBE, 22 September 2026

Dev One

BE0822234752

Rechtspersoon Private limited company 1 establishment

Dev One is an IT company in Seneffe. Private Limited, started on 8 January 2010, 1 establishment.

Rue de Bon Conseil 55/1, 7181 Seneffe

Behind the company: Elisabeth D'Haese, Fabian VILERS.

Active for

16 year, 8 months

Financials

Financial year 2025

Dev One from Seneffe, company number BE0822234752, closed financial year 2025 with a result of € 49,044 after tax. For that financial year Dev One recorded a gross margin of € 84,636 and equity of € 220,268. Compared with financial year 2024, the result moved from € 54,665 to € 49,044. The company is profitable. 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 March 18, 2026.

What it is worth Healthy

€ 220,268

▼ 18% vs 2024

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

Profit Healthy

€ 49,044

▼ 10% vs 2024

Profit after tax over the fiscal year.

Cash in the bank

€ 67,419

▲ 18% vs 2024

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

Where the profit goes Pays out

€ 95,935 paid out

More than the year’s profit went to the shareholders; reserves fell.

People and assets in 2025

Vehicles and equipment

€ 9,615

▲ 6% vs 2024

Book value of vehicles, furniture and equipment.

Debts at end 2025

Bank debt

€ 6,080

▼ 4% vs 2024

Loans from banks and other lenders, long and short.

Owed to suppliers

€ 6,965

▲ 28% vs 2024

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

Taxes

€ 19,870

▼ 13% vs 2024

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 € 78,631 € 87,554 € 91,042 € 84,636 ▼ 7%
Profit after taxes € 47,054 € 51,822 € 54,665 € 49,044 ▼ 10%
Equity € 206,932 € 239,024 € 267,159 € 220,268 ▼ 18%
Total debts € 44,375 € 42,804 € 80,748 € 42,510 ▼ 47%
Cash € 24,146 € 32,365 € 57,000 € 67,419 ▲ 18%
Land & buildings € 168,635 € 163,541 € 159,016 € 154,490 ▼ 3%
Retained profit € 200,732 € 232,824 € 260,959 € 214,068 ▼ 18%
Dividend € 15,355 € 19,730 € 26,530 € 95,935 ▲ 262%
Bank debt € 4,042 € 5,123 € 6,320 € 6,080 ▼ 4%
Balance sheet total € 251,307 € 281,828 € 347,907 € 262,778 ▼ 24%

Key figures of Dev One, 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 Dev One?

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

  • New annual accounts for financial year 2025: profit of € 49,044 (▼ 10% vs 2024). Source: NBB ↗
  • Elisabeth D'Haese became a director. NBB
  • New establishment in Seneffe. KBO
  • Fabian VILERS became a director. NBB
  • Start of the company according to the CBE. KBO

In short

From € 47,054 profit in 2022 to € 49,044 profit in 2025.

Paid € 84,348 in corporate taxes since 2022.

Best year ever: 2024, with € 54,665 profit.

Paid out € 157,550 in dividends to the owners in total.

Management

Elisabeth D'Haese Fabian VILERS
Dev One

Behind Dev One are Elisabeth D'Haese and Fabian VILERS.

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Directors

According to the 2025 annual accounts

Elisabeth D'Haese

Director

since 2012

Fabian VILERS

Director

since 2010

Establishments

Establishment units

Physical locations of this company

Registered office

Rue de Bon Conseil 55/1

7181 Seneffe

2.184.143.060

Rue de Bon Conseil 55 box 1

7181 Seneffe

Active since 20 January 2010

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

Details

Company number
0822.234.752
VAT number
BE 0822.234.752
Registered office
Rue de Bon Conseil 55/1, 7181 Seneffe
Names & denominations
Dev One
Enterprise type
Rechtspersoon
Legal form
Private limited company
Legal situation
Normale toestand
Start date
8 January 2010
Peppol
Active · Active since 11 Mar 2025
Activities · NACE

Ontwerpen van computerprogramma’s

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Beroepsopleiding

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Beheer van computerfaciliteiten

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Frequently asked questions

What does Dev One do?
Dev One is an IT company in Seneffe. Private Limited, started on 8 January 2010, 1 establishment.
What is the address of Dev One?
The registered office of Dev One is located at Rue de Bon Conseil 55/1, 7181 Seneffe.
Is Dev One still active?
Yes. According to the CBE (22 September 2026) Dev One is active, legal situation “Normale toestand”, started on 8 January 2010.
Is Dev One registered on Peppol?
Yes, Dev One is registered on the Peppol network with ID 0208:0822234752.
What is the enterprise number of Dev One?
The enterprise number of Dev One is BE0822234752.
When was Dev One founded?
Dev One was founded on 8 January 2010.