What does GTJ OIKOS do?

GTJ OIKOS is a construction company in Nandrin. Private Limited, started on 26 September 2008, 1 establishment.

What is the address of GTJ OIKOS?

The registered office of GTJ OIKOS is located at Rue de la Forge 13, 4550 Nandrin.

Is GTJ OIKOS still active?

Yes. According to the CBE (30 October 2026) GTJ OIKOS is active, legal situation “Normale toestand”, started on 26 September 2008.

Is GTJ OIKOS registered on Peppol?

Yes, GTJ OIKOS is registered on the Peppol network with ID 0208:0806617455.

What is the enterprise number of GTJ OIKOS?

The enterprise number of GTJ OIKOS is BE0806617455.

When was GTJ OIKOS founded?

GTJ OIKOS was founded on 26 September 2008.

Who are the directors of GTJ OIKOS?

According to the 2024 annual accounts, the directors of GTJ OIKOS are: GREGORY DIEZ.

Is GTJ OIKOS a reliable company?

Databakkes does not pass judgement; this is what the sources say: Active according to the CBE since 26 September 2008; 4 annual accounts filed, latest fiscal year 2024; 1 directors known from the annual account.

How much profit did GTJ OIKOS make in 2024?

GTJ OIKOS recorded a loss after taxes of € 7,417 in financial year 2024.

What is the revenue of GTJ OIKOS?

As a small company, GTJ OIKOS is not required to publish revenue in its annual accounts. In financial year 2024, its added value was € 20,422.

GTJ OIKOS (Private Limited) - Nandrin - BE0806617455

Dossier GTJ OIKOS, printed on 30 October 2026 from databakkes.be/en/0806617455/gtj-oikos. 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 2023 and 2024.
Tight liquidity NBB

Cash and receivables cover 20 % of short-term debt in 2024; threshold 65 %.

Financials

Financial year 2024

GTJ OIKOS from Nandrin, company number BE0806617455, closed financial year 2024 with a result of € -7,417 after tax. For that financial year GTJ OIKOS recorded a gross margin of € 20,422 and equity of € 28,162. Compared with financial year 2023, the result moved from € -4,614 to € -7,417. The company made a loss. The company holds a healthy buffer. High debts against a small own buffer. The most recent annual accounts were filed with the National Bank of Belgium on November 12, 2025.

What it is worth Healthy

€ 28,162

▼ 21% vs 2023

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

Loss Caution

€ -7,417

▼ 61 % more loss than in 2023

Profit after tax over the fiscal year.

Cash in the bank

€ 12,020

▼ 60% vs 2023

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 € 3,162.

People and assets in 2024

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.

Vehicles and equipment

€ 31,653

▼ 28% vs 2023

Of which on lease € 22,932.

Debts at end 2024

Bank debt ≈ 6 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.

€ 117,053

▼ 14% vs 2023

€ 19,904 is repaid this year. At this pace the long-term loan is gone in ≈ 6 years.

Owed to suppliers

€ 18,079

▼ 26% vs 2023

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

Taxes

€ 3,030

▼ 26% vs 2023

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)
	2021	2022	2023	2024	Change 2023 → 2024
Gross margin	€ 53,235 Gross margin 2021: € 53,235 First fiscal year in the series	€ 31,984 Gross margin 2022: € 31,984 ▼ 40% vs 2021 (€ 53,235) Unfavourable step	€ 27,658 Gross margin 2023: € 27,658 ▼ 14% vs 2022 (€ 31,984) Unfavourable step	€ 20,422 Gross margin 2024: € 20,422 ▼ 26% vs 2023 (€ 27,658) Unfavourable step	▼ 26%
Profit after taxes	€ 2,419 Profit after taxes 2021: € 2,419 First fiscal year in the series	€ -4,559 Profit after taxes 2022: € -4,559 ▼ € 6,979 vs 2021 (€ 2,419) Unfavourable step	€ -4,614 Profit after taxes 2023: € -4,614 ▼ € 55 vs 2022 (€ -4,559) Unfavourable step	€ -7,417 Profit after taxes 2024: € -7,417 ▼ € 2,802 vs 2023 (€ -4,614) Unfavourable step	▼ € 2,802
Equity	€ 44,753 Equity 2021: € 44,753 First fiscal year in the series	€ 40,193 Equity 2022: € 40,193 ▼ 10% vs 2021 (€ 44,753) Unfavourable step	€ 35,579 Equity 2023: € 35,579 ▼ 11% vs 2022 (€ 40,193) Unfavourable step	€ 28,162 Equity 2024: € 28,162 ▼ 21% vs 2023 (€ 35,579) Unfavourable step	▼ 21%
Total debts	€ 274,655 Total debts 2021: € 274,655 First fiscal year in the series	€ 252,962 Total debts 2022: € 252,962 ▼ 8% vs 2021 (€ 274,655) Favourable step	€ 291,771 Total debts 2023: € 291,771 ▲ 15% vs 2022 (€ 252,962) Unfavourable step	€ 257,814 Total debts 2024: € 257,814 ▼ 12% vs 2023 (€ 291,771) Favourable step	▼ 12%
Cash	€ 23,576 Cash 2021: € 23,576 First fiscal year in the series	€ 19,301 Cash 2022: € 19,301 ▼ 18% vs 2021 (€ 23,576) Unfavourable step	€ 29,843 Cash 2023: € 29,843 ▲ 55% vs 2022 (€ 19,301) Favourable step	€ 12,020 Cash 2024: € 12,020 ▼ 60% vs 2023 (€ 29,843) Unfavourable step	▼ 60%
Land & buildings	€ 183,394 Land & buildings 2021: € 183,394 First fiscal year in the series	€ 170,969 Land & buildings 2022: € 170,969 ▼ 7% vs 2021 (€ 183,394) Unchanged	€ 167,264 Land & buildings 2023: € 167,264 ▼ 2% vs 2022 (€ 170,969) Unchanged	€ 162,830 Land & buildings 2024: € 162,830 ▼ 3% vs 2023 (€ 167,264) Unchanged	▼ 3%
Retained profit	€ 19,753 Retained profit 2021: € 19,753 First fiscal year in the series	€ 15,193 Retained profit 2022: € 15,193 ▼ 23% vs 2021 (€ 19,753) Unfavourable step	€ 10,579 Retained profit 2023: € 10,579 ▼ 30% vs 2022 (€ 15,193) Unfavourable step	€ 3,162 Retained profit 2024: € 3,162 ▼ 70% vs 2023 (€ 10,579) Unfavourable step	▼ 70%
Bank debt	€ 173,025 Bank debt 2021: € 173,025 First fiscal year in the series	€ 155,079 Bank debt 2022: € 155,079 ▼ 10% vs 2021 (€ 173,025) Favourable step	€ 135,710 Bank debt 2023: € 135,710 ▼ 12% vs 2022 (€ 155,079) Favourable step	€ 117,053 Bank debt 2024: € 117,053 ▼ 14% vs 2023 (€ 135,710) Favourable step	▼ 14%
Balance sheet total	€ 319,407 Balance sheet total 2021: € 319,407 First fiscal year in the series	€ 293,155 Balance sheet total 2022: € 293,155 ▼ 8% vs 2021 (€ 319,407) Unchanged	€ 327,350 Balance sheet total 2023: € 327,350 ▲ 12% vs 2022 (€ 293,155) Unchanged	€ 285,976 Balance sheet total 2024: € 285,976 ▼ 13% vs 2023 (€ 327,350) Unchanged	▼ 13%

Key figures of GTJ OIKOS, fiscal years 2021 to 2024, from the annual accounts filed with the National Bank of Belgium.The annual account for fiscal year 2025 has not been filed yet; it was expected before 31 July 2026.

What happened to GTJ OIKOS?

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

Nov 12, 2025 New annual accounts for financial year 2024: loss of € 7,417. filed late Source: NBB ↗
Sep 26, 2008 New establishment in Nassogne. KBO
Sep 26, 2008 Start of the company according to the CBE. KBO
2008 GREGORY DIEZ became a director. NBB

In short

From € 2,419 profit in 2021 to € 7,417 loss in 2024.

Paid € 247 in corporate taxes since 2021.

Best year ever: 2021, with € 2,419 profit.

Original PDFs at the National Bank ↗

Management

GREGORY DIEZ

GTJ OIKOS

Behind GTJ OIKOS is GREGORY DIEZ.

Directors

According to the 2024 annual accounts

GREGORY DIEZ

Manager

since 2008

Establishments

Establishment units

Physical locations of this company

Registered office

Rue de la Forge 13

4550 Nandrin

2.173.884.717

Rue de Masbourg 72

6950 Nassogne

Active since 26 September 2008

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 →

ChâteauChapiteau

€ 271,360 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

0806.617.455

VAT number

BE 0806.617.455

Registered office

Rue de la Forge 13, 4550 Nandrin

Names & denominations

GTJ OIKOS

Enterprise type

Rechtspersoon

Legal form

Private limited company

Legal situation

Normale toestand

Start date

26 September 2008

Peppol

Active · Active since 23 Jan 2026

Activities · NACE

Algemene bouw van residentiële gebouwen

Overige bouwinstallatie

Landschapsverzorging

Dakwerkzaamheden

Overige gespecialiseerde bouwactiviteiten, neg

Overige gespecialiseerde bouwwerkzaamheden

Overige bouwinstallatie, n.e.g.

View on CBE Public ↗ Annual accounts (NBB) ↗

GTJ OIKOS

Warning lights

Financials

What happened to GTJ OIKOS?

Management

Directors

Establishments

Establishment units

Who else lives here?

Details

Frequently asked questions