What does JL CASTILLO do?

JL CASTILLO is an architecture firm in Brussel. Private Limited, started on 10 November 2010, 1 establishment.

What is the address of JL CASTILLO?

The registered office of JL CASTILLO is located at Keizerslaan 10, 1000 Brussel.

Is JL CASTILLO still active?

Yes. According to the CBE (31 October 2026) JL CASTILLO is active, legal situation “Normale toestand”, started on 10 November 2010.

Is JL CASTILLO registered on Peppol?

Yes, JL CASTILLO is registered on the Peppol network with ID 0208:0831026120.

What is the enterprise number of JL CASTILLO?

The enterprise number of JL CASTILLO is BE0831026120.

When was JL CASTILLO founded?

JL CASTILLO was founded on 10 November 2010.

Is JL CASTILLO a reliable company?

Databakkes does not pass judgement; this is what the sources say: Active according to the CBE since 10 November 2010; 5 annual accounts filed, latest fiscal year 2025.

How much profit did JL CASTILLO make in 2025?

JL CASTILLO recorded a loss after taxes of € 18,142 in financial year 2025.

What is the revenue of JL CASTILLO?

As a small company, JL CASTILLO is not required to publish revenue in its annual accounts. In financial year 2025, its added value was € -14,962.

JL CASTILLO (Private Limited) - Brussel - BE0831026120

Dossier JL CASTILLO, printed on 31 October 2026 from databakkes.be/en/0831026120/jl-castillo. 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.

Busy address KBO

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

Financials

Financial year 2025

JL CASTILLO from Brussel, company number BE0831026120, closed financial year 2025 with a result of € -18,142 after tax. For that financial year JL CASTILLO recorded a gross margin of € -14,962 and equity of € 41,660. Compared with financial year 2024, the result moved from € 17,610 to € -18,142. 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 12, 2026.

What it is worth Healthy

€ 41,660

▼ 30% vs 2024

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

Loss Caution

€ -18,142

▼ still € 17,610 profit in 2024

Profit after tax over the fiscal year.

Cash in the bank

€ 23,418

▼ 11% 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 € 23,060.

People and assets in 2025

Vehicles and equipment

€ 1,418

▼ 42% vs 2024

Book value of vehicles, furniture and equipment.

Debts at end 2025

Bank debt

None

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

Owed to suppliers

€ 2,167

▼ 54% vs 2024

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

Taxes and wages

€ 6,565

▼ 9% 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	€ 18,585 Revenue 2022: € 18,585 First fiscal year in the series	-	-	-
Gross margin	€ 7,759 Gross margin 2022: € 7,759 First fiscal year in the series	€ 61,439 Gross margin 2023: € 61,439 ▲ € 53,680 vs 2022 (€ 7,759) Favourable step	€ 28,044 Gross margin 2024: € 28,044 ▼ 54% vs 2023 (€ 61,439) Unfavourable step	€ -14,962 Gross margin 2025: € -14,962 ▼ € 43,006 vs 2024 (€ 28,044) Unfavourable step	▼ € 43,006
Profit after taxes	€ 7,687 Profit after taxes 2022: € 7,687 First fiscal year in the series	€ 43,078 Profit after taxes 2023: € 43,078 ▲ € 35,391 vs 2022 (€ 7,687) Favourable step	€ 17,610 Profit after taxes 2024: € 17,610 ▼ 59% vs 2023 (€ 43,078) Unfavourable step	€ -18,142 Profit after taxes 2025: € -18,142 ▼ € 35,752 vs 2024 (€ 17,610) Unfavourable step	▼ € 35,752
Equity	€ 7,686 Equity 2022: € 7,686 First fiscal year in the series	€ 50,764 Equity 2023: € 50,764 ▲ € 43,078 vs 2022 (€ 7,686) Favourable step	€ 59,802 Equity 2024: € 59,802 ▲ 18% vs 2023 (€ 50,764) Favourable step	€ 41,660 Equity 2025: € 41,660 ▼ 30% vs 2024 (€ 59,802) Unfavourable step	▼ 30%
Total debts	€ 3,981 Total debts 2022: € 3,981 First fiscal year in the series	€ 17,044 Total debts 2023: € 17,044 ▲ € 13,063 vs 2022 (€ 3,981) Unfavourable step	€ 14,081 Total debts 2024: € 14,081 ▼ 17% vs 2023 (€ 17,044) Favourable step	€ 8,732 Total debts 2025: € 8,732 ▼ 38% vs 2024 (€ 14,081) Favourable step	▼ 38%
Cash	€ 58 Cash 2022: € 58 First fiscal year in the series	€ 37,558 Cash 2023: € 37,558 ▲ € 37,500 vs 2022 (€ 58) Favourable step	€ 26,298 Cash 2024: € 26,298 ▼ 30% vs 2023 (€ 37,558) Unfavourable step	€ 23,418 Cash 2025: € 23,418 ▼ 11% vs 2024 (€ 26,298) Unfavourable step	▼ 11%
Retained profit	€ -12,774 Retained profit 2022: € -12,774 First fiscal year in the series	€ 32,164 Retained profit 2023: € 32,164 ▲ € 44,938 vs 2022 (€ -12,774) Favourable step	€ 41,202 Retained profit 2024: € 41,202 ▲ 28% vs 2023 (€ 32,164) Favourable step	€ 23,060 Retained profit 2025: € 23,060 ▼ 44% vs 2024 (€ 41,202) Unfavourable step	▼ 44%
Dividend	€ 0 Dividend 2022: € 0 First fiscal year in the series	€ 0 Dividend 2023: € 0 Unchanged (€ 0) Unchanged	€ 8,571 Dividend 2024: € 8,571 Unchanged (€ 0) Unchanged	€ 0 Dividend 2025: € 0 ▼ 100% vs 2024 (€ 8,571) Unchanged	▼ 100%
Balance sheet total	€ 11,667 Balance sheet total 2022: € 11,667 First fiscal year in the series	€ 67,808 Balance sheet total 2023: € 67,808 ▲ € 56,141 vs 2022 (€ 11,667) Unchanged	€ 73,884 Balance sheet total 2024: € 73,884 ▲ 9% vs 2023 (€ 67,808) Unchanged	€ 50,392 Balance sheet total 2025: € 50,392 ▼ 32% vs 2024 (€ 73,884) Unchanged	▼ 32%

Key figures of JL CASTILLO, 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 JL CASTILLO?

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

Jul 12, 2026 New annual accounts for financial year 2025: loss of € 18,142 (▼ € 35,752 vs 2024). Source: NBB ↗
Nov 10, 2010 Start of the company according to the CBE. KBO
Nov 8, 2010 New establishment in Denderleeuw. KBO

In short

From € 7,687 profit in 2022 to € 18,142 loss in 2025.

Paid € 23,029 in corporate taxes since 2022.

Best year ever: 2023, with € 43,078 profit.

Paid out € 8,571 in dividends to the owners in total.

Original PDFs at the National Bank ↗

Establishments

Establishment units

Physical locations of this company

Registered office

Keizerslaan 10

1000 Brussel

2.196.253.808

Boriaustraat 29

9470 Denderleeuw

Active since 8 November 2010

Who else lives here?

A building full of entrepreneurs or one very busy letterbox? Another 119 companies are registered 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

0831.026.120

VAT number

BE 0831.026.120

Registered office

Keizerslaan 10, 1000 Brussel

Names & denominations

JL CASTILLO

Enterprise type

Rechtspersoon

Legal form

Private limited company

Legal situation

Normale toestand

Start date

10 November 2010

Peppol

Active · Active since 9 Sept 2025

Activities · NACE

Activiteiten van bouwarchitecten

Wederverkoop van telecommunicatie en bemiddelingsactiviteiten in verband met telecommunicatie

Activiteiten van stedebouwkundige en tuin- en landschapsarchitecten

Overige activiteiten van vrije beroepen en andere wetenschappelijke en technische activiteiten, neg

Algemene bouw van residentiële gebouwen

Activiteiten van ingenieurs en aanverwante technische adviseurs, exclusief landmeters-experts

Overige telecommunicatie

Overige gespecialiseerde wetenschappelijke en technische activiteiten

View on CBE Public ↗ Annual accounts (NBB) ↗