ACTIVE

BUILDING TRANSFORMATION SALES

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Financial year 2025 · closed on 31/12/2025

Net result

200,2 k €

+354.0% YoY

Gross margin

640,9 k €

+59.5% YoY

Equity

4,1 M €

-0.4% YoY

What does BUILDING TRANSFORMATION SALES do?

BUILDING TRANSFORMATION SALES is a Public limited company incorporated in 1985. Its main activity is: Rental and operating of own or leased real estate. Its registered office is in Uccle.

Legal situation

● Normal situation

BCE/KBO no. / VAT

BE 0427.736.841

Incorporation

23/08/1985

Legal form

Public limited company

Registered office

Avenue de la Sapinière 2
1180 Uccle · BruxellesSee on map

Contributed capital

1 000 000,00 €

Latest accounts

31/12/2025

Activities (NACE)

68201Rental and operating of own or leased real estate· main 68201Rental and operating of own or leased real estate 70201Management consultancy activities

Joint committees (1)

Signals

ProfitableSolid equityPositive cashflowPositive EBITDAHealthy social debts

View the BCE/KBO Public Search record →

Health score

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✦ Verdict · Analyst summary

Financials

Trend over 20 financial years

	2025		2024		2023		2022		2021		2020		2019		2018		2017		2016		2015		2014		2013		2012		2011		2010		2009		2008		2007		2006
Income statement
Gross margin	640,9 k €	+59.5%	401,7 k €	-19.3%	498,1 k €	+35.5%	367,5 k €	-8.5%	401,7 k €	-27.7%	555,8 k €	+72.6%	322 k €	+58.5%	203,2 k €	+0.2%	202,9 k €	+448%	37 k €	-98.6%	2,6 M €	+847%	278,5 k €	+109%	133,3 k €	-27.7%	184,3 k €	-1.2%	186,5 k €	+1.1%	184,5 k €	-37.1%	293,5 k €	-2.2%	300 k €	+99.4%	150,4 k €	-69.3%	490,7 k €
EBITDA	521,7 k €	+97.7%	263,9 k €	-31.9%	387,7 k €	+34.0%	289,3 k €	-13.7%	335,3 k €	-32.1%	494 k €	+112%	232,6 k €	+74.4%	133,4 k €	-2.9%	137,3 k €	+2808%	-5,1 k €	-100%	2,6 M €	+1047%	225,5 k €	+168%	84,2 k €	-26.8%	115,1 k €	-21.3%	146,2 k €	-0.9%	147,5 k €	-41.6%	252,6 k €	-2.2%	258,3 k €	+119%	117,8 k €	-74.3%	459,1 k €
Operating result	294,2 k €	+3506%	8,2 k €	-92.7%	111,2 k €	+369%	23,7 k €	-67.6%	73,2 k €	-68.9%	235,4 k €	+1089%	-23,8 k €	+80.8%	-123,8 k €	-20.5%	-102,7 k €	+84.6%	-667,8 k €	-127%	2,5 M €	+1999%	119,8 k €	+5242%	-2,3 k €	+77.6%	-10,4 k €	+65.4%	-30,2 k €	-4.4%	-28,9 k €	-131%	92,7 k €	-9.2%	102,1 k €	+339%	-42,7 k €	-114%	306,4 k €
Net result	200,2 k €	+354%	-78,8 k €	-375%	28,6 k €	+143%	-66,7 k €	-227%	-20,4 k €	-114%	141,6 k €	+204%	-136,9 k €	+42.5%	-237,9 k €	-15.2%	-206,5 k €	+71.4%	-721,5 k €	-147%	1,5 M €	+13005%	11,6 k €	+111%	-106,3 k €	+18.9%	-131,2 k €	+15.3%	-154,8 k €	-11.2%	-139,3 k €	-3326%	4,3 k €	-71.7%	15,3 k €	+112%	-128,5 k €	-156%	230,7 k €
Balance sheet
Equity	4,1 M €	-0.4%	4,1 M €	-1.9%	4,2 M €	+1274%	-355,9 k €	-23.1%	-289,1 k €	-7.6%	-268,8 k €	+34.5%	-410,4 k €	-50.0%	-273,5 k €	-668%	-35,6 k €	-121%	170,8 k €	-80.9%	892,3 k €	-62.4%	2,4 M €	+0.5%	2,4 M €	-4.3%	2,5 M €	-5.1%	2,6 M €	+1148%	-247,8 k €	-128%	-108,6 k €	+3.8%	-112,9 k €	+11.9%	-128,1 k €	-31667%	405,9 €
Total assets	8,9 M €	-7.7%	9,7 M €	-6.9%	10,4 M €	+70.7%	6,1 M €	-4.9%	6,4 M €	-4.8%	6,7 M €	+0.3%	6,7 M €	-2.7%	6,9 M €	+7.6%	6,4 M €	+1.9%	6,3 M €	+26.0%	5 M €	-11.8%	5,7 M €	+0.9%	5,6 M €	-2.1%	5,7 M €	-5.1%	6 M €	+88.5%	3,2 M €	+19.0%	2,7 M €	-5.9%	2,9 M €	-5.8%	3 M €	-5.0%	3,2 M €
Cash	15 k €	-33.8%	22,7 k €	-23.7%	29,7 k €	+9.7%	27,1 k €	-75.0%	108,5 k €	-52.5%	228,5 k €	+879%	23,3 k €	+570%	3,5 k €	-23.6%	4,6 k €	-92.8%	63,4 k €	-90.1%	641,1 k €	+6894%	9,2 k €	-35.3%	14,2 k €	-83.4%	85,2 k €	-86.4%	626,3 k €	+1581%	37,3 k €	-52.4%	78,3 k €	+26.7%	61,8 k €	+1119%	5,1 k €	-8.0%	5,5 k €
Debts	4,4 M €	-13.7%	5 M €	-10.5%	5,6 M €	-3.2%	5,8 M €	-3.5%	6 M €	-4.3%	6,3 M €	-1.4%	6,4 M €	-0.2%	6,4 M €	+13.5%	5,6 M €	+6.9%	5,3 M €	+63.9%	3,2 M €	-2.1%	3,3 M €	+1.1%	3,3 M €	-0.5%	3,3 M €	-5.2%	3,4 M €	-0.1%	3,4 M €	+23.1%	2,8 M €	-5.9%	3 M €	-6.0%	3,2 M €	-1.0%	3,2 M €
Other
Workforce	–		–		1,0 ETP	+100%	0,5 ETP	0.0%	0,5 ETP	0.0%	0,5 ETP	0.0%	0,5 ETP	0.0%	0,5 ETP	0.0%	0,5 ETP	0.0%	0,5 ETP	0.0%	0,5 ETP	+66.7%	0,3 ETP	0.0%	0,3 ETP	-50.0%	0,6 ETP	0.0%	0,6 ETP	+500%	0,1 ETP	-80.0%	0,5 ETP	0.0%	0,5 ETP	+150%	0,2 ETP		–

Estimate

Indicative valuation

As an indication, this company is worth

between 0 € and 100 k€

See the valuation

Governance

Board of directors

Seen on filing of 31/12/2025 · 5 active · 24 ended

Active mandates

Daniel-Jean WECKX

Director

Active

Géraldine WECKX

Director

Active

Harold WECKX

Director

Active

Tatiana WECKX

Director

Active

Vanessa WECKX

Director

Active

Ended mandates

Daniel-Jean WECKX

Managing director · since 20 avril 2019 · until 20 avril 2025

Ended

Géraldine WECKX

Director · since 20 avril 2019 · until 20 avril 2025

Ended

Vanessa WECKX

Director · since 20 avril 2019 · until 20 avril 2025

Ended

Harold WECKX

Director · since 21 mars 2019 · until 20 avril 2025

Ended

At this address

Other companies at this address

Company	CBE no.
ETERNAL STONES INTERNATIONAL● Active	0663.554.234
HYDRO-THERM● Active	0888.777.841
ODEMAR● Active	0446.361.039

Annual accounts

Full financial information

	2025	2024	2023	2022	2021	2020
Type of account	Micro model	Micro model	Abridged model	Abridged model	Abridged model	Abridged model
Start of the financial year	01/01/2025	01/01/2024	01/01/2023	01/01/2022	01/01/2021	01/01/2020
Closing of the financial year	31/12/2025	31/12/2024	31/12/2023	31/12/2022	31/12/2021	31/12/2020
Length of the financial year	12 months	12 months	12 months	12 months	12 months	12 months
Filing date	27/07/2026	28/08/2025	13/06/2024	06/04/2023	28/03/2022	07/07/2021
General meeting	07/05/2026	25/03/2025	29/03/2024	15/03/2023	16/03/2022	26/02/2021
Currency of the financial year	EUR	EUR	EUR	EUR	EUR	EUR
NBB quality label	Satisfying controls	Satisfying controls	Satisfying controls	Satisfying controls	Satisfying controls	Satisfying controls

Ratios

Financial ratios

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Filings

Annual accounts filings

20 filings with the NBB

Model	Closing	General meeting	Filed	Language	Document
Micro model	31/12/2025	07/05/2026	27/07/2026	French	PDF
Micro model	31/12/2024	25/03/2025	28/08/2025	French	PDF
Abridged model	31/12/2023	29/03/2024	13/06/2024	French	PDF
Abridged model	31/12/2022	15/03/2023	06/04/2023	French	PDF
Abridged model	31/12/2021	16/03/2022	28/03/2022	French	PDF
Abridged model	31/12/2020	26/02/2021	07/07/2021	French	PDF
Abridged model	31/12/2019	18/03/2020	16/04/2020	French	PDF
Abridged model	31/12/2018	20/03/2019	06/06/2019	French	PDF
Abridged model	31/12/2017	22/06/2018	29/08/2018	French	PDF
Abridged model	31/12/2016	21/03/2017	18/07/2017	French	PDF
Abridged model	31/12/2015	12/04/2016	31/08/2016	French	PDF
Abridged model	31/12/2014	16/04/2015	14/08/2015	French	PDF
Abridged model	31/12/2013	17/04/2014	26/08/2014	French	PDF
Abridged model	31/12/2012	18/04/2013	14/05/2013	French	PDF
Abridged model	31/12/2011	19/04/2012	22/05/2012	French	PDF
Abridged model	31/12/2010	21/04/2011	30/05/2011	French	PDF
Abridged model	31/12/2009	15/04/2010	27/04/2010	French	PDF
Abridged model	31/12/2008	16/04/2009	14/05/2009	French	PDF
Abridged model	31/12/2007	17/04/2008	26/05/2008	French	PDF
Abridged model	31/12/2006	19/04/2007	24/05/2007	French	PDF

Estimate

Indicative valuation

Order of magnitude

As an indication, this company is worth

between 0 € and 100 k€

The detail comes with the Business plan: low and high bounds, the valuation bridge for each financial year, transaction multiples by sector and size, group valuation and exports.

Discover the Business plan

Disclaimer

Indicative estimate based on public sector multiples and the filed annual accounts. It is neither a certified valuation nor financial or investment advice.

Governance

Board of directors

Seen on filing of 31/12/2025 · 5 active · 24 ended

Active mandates

Daniel-Jean WECKX

Director

Active

Géraldine WECKX

Director

Active

Harold WECKX

Director

Active

Tatiana WECKX

Director

Active

Vanessa WECKX

Director

Active

Ended mandates

Daniel-Jean WECKX

Managing director · since 20 avril 2019 · until 20 avril 2025

Ended

Géraldine WECKX

Director · since 20 avril 2019 · until 20 avril 2025

Ended

Vanessa WECKX

Director · since 20 avril 2019 · until 20 avril 2025

Ended

Harold WECKX

Director · since 21 mars 2019 · until 20 avril 2025

Ended

Shareholders

Ownership and network

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Belgian Official Gazette

Belgian Official Gazette publications

Mandates08/01/2024
STATUTS (TRADUCTION, COORDINATION, AUTRES MODIFICATIONS, ) - DEMISSIONS, NOMINATIONS
PDF
Mandates16/04/2019
DEMISSIONS, NOMINATIONS
PDF
Mandates03/05/2018
DEMISSIONS, NOMINATIONS
PDF
Registered office20/03/2015
SIEGE SOCIAL
PDF
Mandates24/03/2014
DEMISSIONS, NOMINATIONS
PDF
Capital / shares14/02/2012
CAPITAL, ACTIONS
PDF
Mandates06/11/2009
DEMISSIONS, NOMINATIONS
PDF
Mandates29/10/2009
DEMISSIONS, NOMINATIONS
PDF

Source: Belgian Official Gazette

Competition

Similar companies

A company's peers, by sector and size, are included in the Business plan.

See the Business plan

2025
Annual accounts 2025200,2 k €↑
2024
Annual accounts 2024-78,8 k €↓
2023
Annual accounts 202328,6 k €↑
2022
Annual accounts 2022-66,7 k €↓
2021
Annual accounts 2021-20,4 k €↓
2020
Annual accounts 2020141,6 k €↑
2019
Annual accounts 2019-136,9 k €↑
2018
Annual accounts 2018-237,9 k €↓
2017
Annual accounts 2017-206,5 k €↑
2016
Annual accounts 2016-721,5 k €↓
2015
Annual accounts 20151,5 M €↑
2014
Annual accounts 201411,6 k €↑
2013
Annual accounts 2013-106,3 k €↑
2012
Annual accounts 2012-131,2 k €↑
2011
Annual accounts 2011-154,8 k €↓
2010
Annual accounts 2010-139,3 k €↓
2009
Annual accounts 20094,3 k €↓
2008
Annual accounts 200815,3 k €↑
2007
Annual accounts 2007-128,5 k €↓
2006
Annual accounts 2006230,7 k €
23/08/1985
IncorporationPublic limited company

10/15	1 240 000	1 180 000	1 050 000
70	8 630 000	8 120 000	7 940 000
9904	412 000	388 000	301 000
17/49	2 970 000	3 140 000	3 380 000
9087	24,3	23,1	21,8

BUILDING TRANSFORMATION SALES

Overview

What does BUILDING TRANSFORMATION SALES do?

Trend over 20 financial years

Indicative valuation

Board of directors

Other companies at this address

Financials

Full financial information

Financial ratios

Annual accounts filings

Valuation

Indicative valuation

Directors & structure

Board of directors

Ownership and network

Publications

Belgian Official Gazette publications

Similar companies

Similar companies

Timeline