What does KARSTEN CLEANROOM SYSTEMS do?

KARSTEN CLEANROOM SYSTEMS is filed with the CBE under the catch-all “Overige gespecialiseerde bouwactiviteiten”, a code that says little about what the company actually does. Public Limited, started on 28 December 1988, 1 establishment.

What is the address of KARSTEN CLEANROOM SYSTEMS?

The registered office of KARSTEN CLEANROOM SYSTEMS is located at Nijverheidsstraat 70, 2160 Wommelgem.

Is KARSTEN CLEANROOM SYSTEMS still active?

Yes. According to the CBE (16 September 2026) KARSTEN CLEANROOM SYSTEMS is active, legal situation “Normale toestand”, started on 28 December 1988.

Is KARSTEN CLEANROOM SYSTEMS registered on Peppol?

Yes, KARSTEN CLEANROOM SYSTEMS is registered on the Peppol network with ID 0208:0436368851.

What is the enterprise number of KARSTEN CLEANROOM SYSTEMS?

The enterprise number of KARSTEN CLEANROOM SYSTEMS is BE0436368851.

When was KARSTEN CLEANROOM SYSTEMS founded?

KARSTEN CLEANROOM SYSTEMS was founded on 28 December 1988.

Who are the directors of KARSTEN CLEANROOM SYSTEMS?

According to the 2025 annual accounts, the directors of KARSTEN CLEANROOM SYSTEMS are: Karsten Martinus C.M., KARSTEN CLEANROOM SYSTEMS BV.

Is KARSTEN CLEANROOM SYSTEMS a reliable company?

Databakkes does not pass judgement; this is what the sources say: Active according to the CBE since 28 December 1988; 5 annual accounts filed, latest fiscal year 2025; 2 directors known from the annual account.

How much profit did KARSTEN CLEANROOM SYSTEMS make in 2025?

KARSTEN CLEANROOM SYSTEMS posted a profit after taxes of € 2,821 in financial year 2025.

What is the revenue of KARSTEN CLEANROOM SYSTEMS?

As a small company, KARSTEN CLEANROOM SYSTEMS is not required to publish revenue in its annual accounts. In financial year 2025, its added value was € 3,896.

How many employees does KARSTEN CLEANROOM SYSTEMS have?

According to the 2025 annual accounts, KARSTEN CLEANROOM SYSTEMS has 0 full-time equivalents (FTE).

KARSTEN CLEANROOM SYSTEMS (Public Limited) - Wommelgem

Dossier KARSTEN CLEANROOM SYSTEMS, printed on 16 September 2026 from databakkes.be/en/0436368851/karsten-cleanroom-systems. Sources: CBE, National Bank of Belgium, Belgian Official Gazette.

Financials

Financial year 2025

KARSTEN CLEANROOM SYSTEMS from Wommelgem, company number BE0436368851, closed financial year 2025 with a result of € 2,821 after tax. For that financial year KARSTEN CLEANROOM SYSTEMS recorded a gross margin of € 3,896 and equity of € 146,240. Compared with financial year 2024, the result moved from € -223 to € 2,821. Profitable, and profit is growing. 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 7, 2026.

What it is worth Growing

€ 146,240

▲ 2% vs 2024

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

Profit Growing

€ 2,821

▲ still € 223 loss in 2024

Profit after tax over the fiscal year.

Cash in the bank

€ 95,154

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 € 84,240.

People and assets in 2025

Full-time equivalents estimate The annual accounts report no full-time equivalents. A micro company with one active director is usually run by that person; this is an assumption, not a figure from the source.

≈ 1

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

Debts at end 2025

Bank debt

None

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

Owed to suppliers

€ 780

▲ 219% vs 2024

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

Taxes

€ 458

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)
	2022	2023	2024	2025	Change 2024 → 2025
Gross margin	€ 1,002 Gross margin 2022: € 1,002 First fiscal year in the series	€ -680 Gross margin 2023: € -680 ▼ € 1,682 vs 2022 (€ 1,002) Unfavourable step	€ 341 Gross margin 2024: € 341 ▲ € 1,022 vs 2023 (€ -680) Favourable step	€ 3,896 Gross margin 2025: € 3,896 ▲ € 3,555 vs 2024 (€ 341) Favourable step	▲ € 3,555
Profit after taxes	€ 284 Profit after taxes 2022: € 284 First fiscal year in the series	€ -1,840 Profit after taxes 2023: € -1,840 ▼ € 2,124 vs 2022 (€ 284) Unfavourable step	€ -223 Profit after taxes 2024: € -223 ▲ € 1,617 vs 2023 (€ -1,840) Favourable step	€ 2,821 Profit after taxes 2025: € 2,821 ▲ € 3,044 vs 2024 (€ -223) Favourable step	▲ € 3,044
Equity	€ 145,482 Equity 2022: € 145,482 First fiscal year in the series	€ 143,642 Equity 2023: € 143,642 ▼ 1% vs 2022 (€ 145,482) Unfavourable step	€ 143,419 Equity 2024: € 143,419 Unchanged (€ 143,642) Unfavourable step	€ 146,240 Equity 2025: € 146,240 ▲ 2% vs 2024 (€ 143,419) Favourable step	▲ 2%
Total debts	€ 3,672 Total debts 2022: € 3,672 First fiscal year in the series	€ 2,853 Total debts 2023: € 2,853 ▼ 22% vs 2022 (€ 3,672) Favourable step	€ 1,494 Total debts 2024: € 1,494 ▼ 48% vs 2023 (€ 2,853) Favourable step	€ 2,604 Total debts 2025: € 2,604 ▲ 74% vs 2024 (€ 1,494) Unfavourable step	▲ 74%
Cash	€ 97,817 Cash 2022: € 97,817 First fiscal year in the series	€ 93,608 Cash 2023: € 93,608 ▼ 4% vs 2022 (€ 97,817) Unfavourable step	€ 95,012 Cash 2024: € 95,012 ▲ 1% vs 2023 (€ 93,608) Favourable step	€ 95,154 Cash 2025: € 95,154 Unchanged (€ 95,012) Favourable step
Retained profit	€ 83,482 Retained profit 2022: € 83,482 First fiscal year in the series	€ 81,642 Retained profit 2023: € 81,642 ▼ 2% vs 2022 (€ 83,482) Unfavourable step	€ 81,419 Retained profit 2024: € 81,419 Unchanged (€ 81,642) Unfavourable step	€ 84,240 Retained profit 2025: € 84,240 ▲ 3% vs 2024 (€ 81,419) Favourable step	▲ 3%
Balance sheet total	€ 149,153 Balance sheet total 2022: € 149,153 First fiscal year in the series	€ 146,495 Balance sheet total 2023: € 146,495 ▼ 2% vs 2022 (€ 149,153) Unchanged	€ 144,913 Balance sheet total 2024: € 144,913 ▼ 1% vs 2023 (€ 146,495) Unchanged	€ 148,844 Balance sheet total 2025: € 148,844 ▲ 3% vs 2024 (€ 144,913) Unchanged	▲ 3%

Key figures of KARSTEN CLEANROOM SYSTEMS, 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 KARSTEN CLEANROOM SYSTEMS?

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

Jul 7, 2026 New annual accounts for financial year 2025: profit of € 2,821. Source: NBB ↗
2019 Karsten Martinus C.M. became a director. NBB
Mar 23, 1989 New establishment in Wommelgem. KBO
Dec 28, 1988 Start of the company according to the CBE. KBO

In short

From € 284 profit in 2022 to € 2,821 profit in 2025.

Paid € 561 in corporate taxes since 2022.

Best year ever: 2025, with € 2,821 profit.

Original PDFs at the National Bank ↗

A new publication or filing at KARSTEN CLEANROOM SYSTEMS? We notify you, reason included.

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My folder 3 companies

De Lijn 8 June 2026 New annual account 2025

filed on 8 June 2026

What was left

€ 20 k ▼ 91%
Money in the bank

€ 178 k ▼ 98%

Open the dossier →
NMBS 8 June 2026 New annual account 2025 What was left ▼ 80%
bpost 18 May 2026 New annual account 2025 What was left from loss to profit

Real filings at the National Bank

Management

Karsten Martinus C.M. KARSTEN CLEANROOM SYSTEMS BV

KARSTEN CLEANROOM SYSTEMS

Behind KARSTEN CLEANROOM SYSTEMS are Karsten Martinus C.M. and KARSTEN CLEANROOM SYSTEMS BV.

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Directors

According to the 2025 annual accounts

Karsten Martinus C.M.

Managing director

since 2019

KARSTEN CLEANROOM SYSTEMS BV

Director · represented by Karsten Martinus Jacobus Maria

Establishments

Establishment units

Physical locations of this company

Registered office

Nijverheidsstraat 70

2160 Wommelgem

Who else lives here?

A building full of entrepreneurs or one very busy letterbox? Another 8 companies are registered at this address.

All companies at this address →

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

Details

Company number

0436.368.851

VAT number

BE 0436.368.851

Registered office

Nijverheidsstraat 70, 2160 Wommelgem

Names & denominations

KARSTEN CLEANROOM SYSTEMS · KCS

Enterprise type

Rechtspersoon

Legal form

Public limited company

Legal situation

Normale toestand

Start date

28 December 1988

Peppol

Active · Active since 1 Feb 2026

Activities · NACE

Overige gespecialiseerde bouwactiviteiten, neg

Overige gespecialiseerde werkzaamheden in de bouw

Overige gespecialiseerde bouwwerkzaamheden

View on CBE Public ↗ Annual accounts (NBB) ↗