What does SIEMOENS do?

SIEMOENS is a construction company in Tielt. Private Limited, started on 1 October 1972, 1 establishment.

What is the address of SIEMOENS?

The registered office of SIEMOENS is located at Jules Van Ooststraat 49, 8700 Tielt.

Is SIEMOENS still active?

Yes. According to the CBE (29 October 2026) SIEMOENS is active, legal situation “Normale toestand”, started on 1 October 1972.

Is SIEMOENS registered on Peppol?

Yes, SIEMOENS is registered on the Peppol network with ID 0208:0412934839.

What is the enterprise number of SIEMOENS?

The enterprise number of SIEMOENS is BE0412934839.

When was SIEMOENS founded?

SIEMOENS was founded on 1 October 1972.

Who are the directors of SIEMOENS?

According to the 2025 annual accounts, the directors of SIEMOENS are: Olivier Siemoens, Jan Siemoens.

Is SIEMOENS a reliable company?

Databakkes does not pass judgement; this is what the sources say: Active according to the CBE since 1 October 1972; 5 annual accounts filed, latest fiscal year 2025; 2 directors known from the annual account.

How much profit did SIEMOENS make in 2025?

SIEMOENS recorded a loss after taxes of € 161,996 in financial year 2025.

What is the revenue of SIEMOENS?

In its most recent annual accounts (2025), SIEMOENS reported revenue of € 12,882,903.

How much does an employee at SIEMOENS earn?

The average wage cost per full-time employee at SIEMOENS was € 70,700 in 2025: staff costs of € 2.4 million for 34.1 FTE, according to the annual account at the National Bank. That is the employer's cost, not net pay.

How many employees does SIEMOENS have?

According to the 2025 annual accounts, SIEMOENS has 34.1 full-time equivalents (FTE).

SIEMOENS (Private Limited) - Tielt - BE0412934839

Dossier SIEMOENS, printed on 29 October 2026 from databakkes.be/en/0412934839/siemoens. Sources: CBE, National Bank of Belgium, Belgian Official Gazette.

Warning lights

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

Two loss years in a row NBB

Negative result in 2024 and 2025.

Financials

Financial year 2025

SIEMOENS from Tielt, company number BE0412934839, closed financial year 2025 with a result of € -161,996 after tax. For that financial year SIEMOENS recorded revenue of € 12.9 million and equity of € 1.7 million. Compared with financial year 2024, the result moved from € -36,314 to € -161,996. The company made a loss. The company holds a healthy buffer. Debts are under control. The most recent annual accounts were filed with the National Bank of Belgium on August 31, 2026.

What it is worth Healthy

€ 1.7 million

▼ 8% vs 2024

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

Loss Caution

€ -161,996

▼ 346 % more loss than in 2024

Profit after tax over the fiscal year.

Cash in the bank

€ 548,202

▲ € 424,428 vs 2024

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

Where the profit goes Caution

Loss, nothing to pay out

Reserves fell to € 1.1 million.

People and assets in 2025

Full-time equivalents

34.1

▲ 2.2 vs 2024

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

Wage cost Staff costs are payroll only. Director pay sits with services and miscellaneous goods: € 1.4 million in 2025, together with rent, insurance, accountants and other services. The accounts do not split that further.

€ 2.4 million

▲ 7% vs 2024

€ 70,700 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

€ 546,065

▼ 23% vs 2024

Book value of vehicles, furniture and equipment.

Debts at end 2025

Bank debt ≈ 5 years to go The accounts give the long-term loan and the part due within the year. The remainder divided by that part is the number of years at an equal pace; a new loan or early repayment changes it.

€ 2.8 million

▼ 10% vs 2024

€ 446,108 is repaid this year. At this pace the long-term loan is gone in ≈ 5 years.

Owed to suppliers

€ 2 million

▲ 42% vs 2024

Supplier invoices still open on the last day of the fiscal year. Pays suppliers within 67 days on average.

Taxes and wages

€ 227,762

▲ 14% vs 2024

Taxes, VAT and social contributions still to pay.

Key figures per fiscal year Download key figures (CSV)
	2022	2023	2024	2025	Change 2024 → 2025
Revenue	€ 12,702,632 Revenue 2022: € 12,702,632 First fiscal year in the series	€ 11,073,525 Revenue 2023: € 11,073,525 ▼ 13% vs 2022 (€ 12,702,632) Unfavourable step	€ 12,793,527 Revenue 2024: € 12,793,527 ▲ 16% vs 2023 (€ 11,073,525) Favourable step	€ 12,882,903 Revenue 2025: € 12,882,903 ▲ 1% vs 2024 (€ 12,793,527) Favourable step	▲ 1%
Profit after taxes	€ 174,741 Profit after taxes 2022: € 174,741 First fiscal year in the series	€ 285,720 Profit after taxes 2023: € 285,720 ▲ 64% vs 2022 (€ 174,741) Favourable step	€ -36,314 Profit after taxes 2024: € -36,314 ▼ € 322,034 vs 2023 (€ 285,720) Unfavourable step	€ -161,996 Profit after taxes 2025: € -161,996 ▼ € 125,681 vs 2024 (€ -36,314) Unfavourable step	▼ € 125,681
Equity	€ 2,080,492 Equity 2022: € 2,080,492 First fiscal year in the series	€ 2,266,211 Equity 2023: € 2,266,211 ▲ 9% vs 2022 (€ 2,080,492) Favourable step	€ 1,907,897 Equity 2024: € 1,907,897 ▼ 16% vs 2023 (€ 2,266,211) Unfavourable step	€ 1,745,901 Equity 2025: € 1,745,901 ▼ 8% vs 2024 (€ 1,907,897) Unfavourable step	▼ 8%
Total debts	€ 5,495,318 Total debts 2022: € 5,495,318 First fiscal year in the series	€ 5,185,744 Total debts 2023: € 5,185,744 ▼ 6% vs 2022 (€ 5,495,318) Favourable step	€ 5,106,299 Total debts 2024: € 5,106,299 ▼ 2% vs 2023 (€ 5,185,744) Favourable step	€ 5,413,762 Total debts 2025: € 5,413,762 ▲ 6% vs 2024 (€ 5,106,299) Unfavourable step	▲ 6%
Cash	€ 900,565 Cash 2022: € 900,565 First fiscal year in the series	€ 157,450 Cash 2023: € 157,450 ▼ 83% vs 2022 (€ 900,565) Unfavourable step	€ 123,774 Cash 2024: € 123,774 ▼ 21% vs 2023 (€ 157,450) Unfavourable step	€ 548,202 Cash 2025: € 548,202 ▲ € 424,428 vs 2024 (€ 123,774) Favourable step	▲ € 424,428
Land & buildings	€ 2,183,325 Land & buildings 2022: € 2,183,325 First fiscal year in the series	€ 2,112,269 Land & buildings 2023: € 2,112,269 ▼ 3% vs 2022 (€ 2,183,325) Unchanged	€ 2,024,307 Land & buildings 2024: € 2,024,307 ▼ 4% vs 2023 (€ 2,112,269) Unchanged	€ 941,872 Land & buildings 2025: € 941,872 ▼ 53% vs 2024 (€ 2,024,307) Unchanged	▼ 53%
Retained profit	€ 1,397,814 Retained profit 2022: € 1,397,814 First fiscal year in the series	€ 1,583,534 Retained profit 2023: € 1,583,534 ▲ 13% vs 2022 (€ 1,397,814) Favourable step	€ 1,225,220 Retained profit 2024: € 1,225,220 ▼ 23% vs 2023 (€ 1,583,534) Unfavourable step	€ 1,063,224 Retained profit 2025: € 1,063,224 ▼ 13% vs 2024 (€ 1,225,220) Unfavourable step	▼ 13%
Dividend	€ 68,000 Dividend 2022: € 68,000 First fiscal year in the series	€ 100,000 Dividend 2023: € 100,000 ▲ 47% vs 2022 (€ 68,000) Unchanged	€ 322,000 Dividend 2024: € 322,000 ▲ 222% vs 2023 (€ 100,000) Unchanged	€ 0 Dividend 2025: € 0 ▼ 100% vs 2024 (€ 322,000) Unchanged	▼ 100%
Bank debt	€ 2,605,542 Bank debt 2022: € 2,605,542 First fiscal year in the series	€ 2,595,507 Bank debt 2023: € 2,595,507 Unchanged (€ 2,605,542) Favourable step	€ 3,079,719 Bank debt 2024: € 3,079,719 ▲ 19% vs 2023 (€ 2,595,507) Unfavourable step	€ 2,768,611 Bank debt 2025: € 2,768,611 ▼ 10% vs 2024 (€ 3,079,719) Favourable step	▼ 10%
Balance sheet total	€ 7,575,809 Balance sheet total 2022: € 7,575,809 First fiscal year in the series	€ 7,451,955 Balance sheet total 2023: € 7,451,955 ▼ 2% vs 2022 (€ 7,575,809) Unchanged	€ 7,014,196 Balance sheet total 2024: € 7,014,196 ▼ 6% vs 2023 (€ 7,451,955) Unchanged	€ 7,159,664 Balance sheet total 2025: € 7,159,664 ▲ 2% vs 2024 (€ 7,014,196) Unchanged	▲ 2%
Employees (FTE)	25.9 Employees (FTE) 2022: 25.9 First fiscal year in the series	31.4 Employees (FTE) 2023: 31.4 ▲ 5.5 vs 2022 (25.9) Unchanged	31.9 Employees (FTE) 2024: 31.9 ▲ 0.5 vs 2023 (31.4) Unchanged	34.1 Employees (FTE) 2025: 34.1 ▲ 2.2 vs 2024 (31.9) Unchanged	▲ 2.2

Key figures of SIEMOENS, 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 SIEMOENS?

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

Aug 31, 2026 New annual accounts for financial year 2025: loss of € 161,996. filed late Source: NBB ↗
Oct 1, 1972 New establishment in Tielt. KBO
Oct 1, 1972 Start of the company according to the CBE. KBO

In short

From € 174,741 profit in 2022 to € 161,996 loss in 2025.

Paid € 193,537 in corporate taxes since 2022.

Best year ever: 2023, with € 285,720 profit.

Paid out € 490,000 in dividends to the owners in total.

Original PDFs at the National Bank ↗

Management

Olivier Siemoens Jan Siemoens

DE WAAIBERG

SIEMOENS

Behind SIEMOENS are Olivier Siemoens and Jan Siemoens. The same people are also behind DE WAAIBERG.

Directors

According to the 2025 annual accounts

Olivier Siemoens

Director

Also active at: DE WAAIBERG

Jan Siemoens

Director

Also active at: DE WAAIBERG

Establishments

Establishment units

Physical locations of this company

Registered office

Jules Van Ooststraat 49

8700 Tielt

Who else lives here?

A building full of entrepreneurs or one very busy letterbox? Another 1 companies are registered at this address.

All companies at this address →

DE WAAIBERG same network

€ 8,343 gross margin · 2025

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

Details

Company number

0412.934.839

VAT number

BE 0412.934.839

Registered office

Jules Van Ooststraat 49, 8700 Tielt

Names & denominations

SIEMOENS

Enterprise type

Rechtspersoon

Legal form

Private limited company

Legal situation

Normale toestand

Start date

1 October 1972

Peppol

Active · Active since 1 Jan 2001

Activities · NACE

Algemene bouw van residentiële gebouwen

Bouwen van individuele huizen

View on CBE Public ↗ Annual accounts (NBB) ↗

SIEMOENS

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Financials

What happened to SIEMOENS?

Management

Directors

Establishments

Establishment units

Who else lives here?

Details

Frequently asked questions