What is the address of SEM-IS?

The registered office of SEM-IS is located at Visélaan 69, 1170 Watermaal-Bosvoorde.

Is SEM-IS still active?

Yes. According to the CBE (31 October 2026) SEM-IS is active, legal situation “Normale toestand”, started on 27 November 1998.

Is SEM-IS registered on Peppol?

Yes, SEM-IS is registered on the Peppol network with ID 0208:0464690970.

What is the enterprise number of SEM-IS?

The enterprise number of SEM-IS is BE0464690970.

When was SEM-IS founded?

SEM-IS was founded on 27 November 1998.

Who are the directors of SEM-IS?

According to the 2025 annual accounts, the directors of SEM-IS are: Guy-Roger TILKIN, Gustave TILKIN.

Is SEM-IS a reliable company?

Databakkes does not pass judgement; this is what the sources say: Active according to the CBE since 27 November 1998; 5 annual accounts filed, latest fiscal year 2025; 2 directors known from the annual account; 2 establishments in the CBE.

How much profit did SEM-IS make in 2025?

SEM-IS recorded a loss after taxes of € 3,313 in financial year 2025.

What is the revenue of SEM-IS?

As a small company, SEM-IS is not required to publish revenue in its annual accounts. In financial year 2025, its added value was € 11,219.

SEM-IS (Public Limited) - Watermaal-Bosvoorde

Dossier SEM-IS, printed on 31 October 2026 from databakkes.be/en/0464690970/sem-is. 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

SEM-IS from Watermaal-Bosvoorde, company number BE0464690970, closed financial year 2025 with a result of € -3,313 after tax. For that financial year SEM-IS recorded a gross margin of € 11,219 and equity of € 122,629. Compared with financial year 2024, the result moved from € -1,591 to € -3,313. The company made a loss. 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 July 22, 2026.

What it is worth Healthy

€ 122,629

▼ 3% vs 2024

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

Loss Caution

€ -3,313

▼ 108 % more loss than in 2024

Profit after tax over the fiscal year.

Cash in the bank

€ 246

▼ 94% 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 € 9,961.

Debts at end 2025

Bank debt

None

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

Owed to suppliers

€ 644

▼ 92% vs 2024

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

Taxes

€ 5,783

▲ 161% vs 2024

Corporate tax and VAT still to pay. No wage debt: nothing outstanding to staff or social security.

Key figures per fiscal year Download key figures (CSV)
	2022	2023	2024	2025	Change 2024 → 2025
Gross margin	€ 17,235 Gross margin 2022: € 17,235 First fiscal year in the series	€ 46,994 Gross margin 2023: € 46,994 ▲ 173% vs 2022 (€ 17,235) Favourable step	€ 6,570 Gross margin 2024: € 6,570 ▼ 86% vs 2023 (€ 46,994) Unfavourable step	€ 11,219 Gross margin 2025: € 11,219 ▲ 71% vs 2024 (€ 6,570) Favourable step	▲ 71%
Profit after taxes	€ -14,885 Profit after taxes 2022: € -14,885 First fiscal year in the series	€ 19,774 Profit after taxes 2023: € 19,774 ▲ € 34,659 vs 2022 (€ -14,885) Favourable step	€ -1,591 Profit after taxes 2024: € -1,591 ▼ € 21,365 vs 2023 (€ 19,774) Unfavourable step	€ -3,313 Profit after taxes 2025: € -3,313 ▼ € 1,722 vs 2024 (€ -1,591) Unfavourable step	▼ € 1,722
Equity	€ 107,759 Equity 2022: € 107,759 First fiscal year in the series	€ 127,533 Equity 2023: € 127,533 ▲ 18% vs 2022 (€ 107,759) Favourable step	€ 125,942 Equity 2024: € 125,942 ▼ 1% vs 2023 (€ 127,533) Unfavourable step	€ 122,629 Equity 2025: € 122,629 ▼ 3% vs 2024 (€ 125,942) Unfavourable step	▼ 3%
Total debts	€ 250,892 Total debts 2022: € 250,892 First fiscal year in the series	€ 18,631 Total debts 2023: € 18,631 ▼ 93% vs 2022 (€ 250,892) Favourable step	€ 21,477 Total debts 2024: € 21,477 ▲ 15% vs 2023 (€ 18,631) Unfavourable step	€ 17,090 Total debts 2025: € 17,090 ▼ 20% vs 2024 (€ 21,477) Favourable step	▼ 20%
Cash	€ 197 Cash 2022: € 197 First fiscal year in the series	€ 3 Cash 2023: € 3 ▼ 99% vs 2022 (€ 197) Unfavourable step	€ 3,933 Cash 2024: € 3,933 ▲ € 3,931 vs 2023 (€ 3) Favourable step	€ 246 Cash 2025: € 246 ▼ 94% vs 2024 (€ 3,933) Unfavourable step	▼ 94%
Land & buildings	€ 323,681 Land & buildings 2022: € 323,681 First fiscal year in the series	€ 120,053 Land & buildings 2023: € 120,053 ▼ 63% vs 2022 (€ 323,681) Unchanged	€ 114,760 Land & buildings 2024: € 114,760 ▼ 4% vs 2023 (€ 120,053) Unchanged	€ 109,467 Land & buildings 2025: € 109,467 ▼ 5% vs 2024 (€ 114,760) Unchanged	▼ 5%
Retained profit	€ -4,908 Retained profit 2022: € -4,908 First fiscal year in the series	€ 14,866 Retained profit 2023: € 14,866 ▲ € 19,774 vs 2022 (€ -4,908) Favourable step	€ 13,274 Retained profit 2024: € 13,274 ▼ 11% vs 2023 (€ 14,866) Unfavourable step	€ 9,961 Retained profit 2025: € 9,961 ▼ 25% vs 2024 (€ 13,274) Unfavourable step	▼ 25%
Bank debt	€ 182,490 Bank debt 2022: € 182,490 First fiscal year in the series	€ 0 Bank debt 2023: € 0 ▼ 100% vs 2022 (€ 182,490) Favourable step	€ 0 Bank debt 2024: € 0 Unchanged (€ 0) Unchanged	€ 0 Bank debt 2025: € 0 Unchanged (€ 0) Unchanged
Balance sheet total	€ 358,651 Balance sheet total 2022: € 358,651 First fiscal year in the series	€ 146,164 Balance sheet total 2023: € 146,164 ▼ 59% vs 2022 (€ 358,651) Unchanged	€ 147,419 Balance sheet total 2024: € 147,419 ▲ 1% vs 2023 (€ 146,164) Unchanged	€ 139,719 Balance sheet total 2025: € 139,719 ▼ 5% vs 2024 (€ 147,419) Unchanged	▼ 5%

Key figures of SEM-IS, 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 SEM-IS?

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

Jul 22, 2026 New annual accounts for financial year 2025: loss of € 3,313. Source: NBB ↗
Sep 26, 2022 New establishment in Villers-le-Bouillet. KBO
Dec 2, 2013 New establishment in Watermaal-Bosvoorde. KBO
Nov 27, 1998 Start of the company according to the CBE. KBO

In short

From € 14,885 loss in 2022 to € 3,313 loss in 2025.

Paid € 6,333 in corporate taxes since 2022.

Best year ever: 2023, with € 19,774 profit.

Original PDFs at the National Bank ↗

Management

Guy-Roger TILKIN Gustave TILKIN

SUNSTAR IT

SEM-IS

Behind SEM-IS are Guy-Roger TILKIN and Gustave TILKIN. Guy-Roger TILKIN is also behind SUNSTAR IT.

Directors

According to the 2025 annual accounts

Guy-Roger TILKIN

Director

Also active at: SUNSTAR IT

Gustave TILKIN

Director

Establishments

Establishment units

Physical locations of this company

Registered office

Visélaan 69

1170 Watermaal-Bosvoorde

2.338.729.584

Rue de Huy 16

4530 Villers-le-Bouillet

Active since 26 September 2022

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 →

STAT4ANALYTICS

€ 80,901 gross margin · 2023

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

Details

Company number: 0464.690.970
VAT number: BE 0464.690.970
Registered office: Visélaan 69, 1170 Watermaal-Bosvoorde
Names & denominations: SEM-IS
Enterprise type: Rechtspersoon
Legal form: Public limited company
Legal situation: Normale toestand
Start date: 27 November 1998
Peppol: Active · Active since 25 Aug 2026
Contact: [email protected] +32477210754

View on CBE Public ↗ Annual accounts (NBB) ↗