ACTIVE

GROUP SIGMA ARCHITECTURE - SOCIETE D'ARCHITECTES

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Financial year 2025 · closed on 30/06/2025

Net result

354,4 k €

+318.1% YoY

Gross margin

165 k €

+3.2% YoY

Equity

1,1 M €

+45.0% YoY

What does GROUP SIGMA ARCHITECTURE - SOCIETE D'ARCHITECTES do?

GROUP SIGMA ARCHITECTURE - SOCIETE D'ARCHITECTES is a Private company with limited liability incorporated in 2005. Its main activity is: Architectural activities. Its registered office is in Ottignies-Louvain-la-Neuve.

Legal situation

● Normal situation

BCE/KBO no. / VAT

BE 0877.475.262

Incorporation

18/11/2005

Legal form

Private company with limited liability

Registered office

Rue de Lasne 11
1340 Ottignies-Louvain-la-Neuve · WallonieSee on map

Contributed capital

20 000,00 €

Latest accounts

30/06/2025

Activities (NACE)

71111Architectural activities· main 71111Architectural activities 74201Photographic activities

Joint committees (1)

Signals

ProfitableSolid equityLow riskGood liquidityPositive cashflowPositive EBITDA

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Health score

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✦ Verdict · Analyst summary

Financials

Trend over 19 financial years

	2025		2024		2023		2022		2021		2020		2019		2018		2017		2016		2015		2014		2013		2012		2011		2010		2009		2008		2007
Income statement
Gross margin	165 k €	+3.2%	159,9 k €	+38.5%	115,5 k €	-69.2%	375,3 k €	+66.5%	225,4 k €	+3.9%	217 k €	-34.0%	328,6 k €	+261%	91 k €	+49.3%	61 k €	+52.1%	40,1 k €	+93.8%	20,7 k €	+177%	-26,7 k €	-261%	16,6 k €	-5.5%	17,6 k €	-11.6%	19,9 k €	-1.6%	20,2 k €	-81.4%	108,7 k €	+24.2%	87,5 k €	-28.8%	122,9 k €
EBITDA	158,9 k €	+2.6%	154,8 k €	+49.4%	103,6 k €	-71.6%	364,7 k €	+87.2%	194,8 k €	+5.7%	184,3 k €	+25.4%	146,9 k €	+256%	41,2 k €	+169%	15,3 k €	-42.2%	26,5 k €	+230%	8 k €	+123%	-35,4 k €	-929%	4,3 k €	-36.2%	6,7 k €	-15.1%	7,9 k €	+45.5%	5,4 k €	-93.2%	80,3 k €	+7.8%	74,5 k €	+22.4%	60,9 k €
Operating result	133,2 k €	+2.4%	130,2 k €	+58.9%	81,9 k €	-76.9%	354,8 k €	+84.8%	192 k €	+38.1%	139,1 k €	+9.7%	126,8 k €	+470%	22,3 k €	+72.0%	12,9 k €	-51.2%	26,5 k €	+230%	8 k €	+122%	-36,7 k €	-3199%	1,2 k €	-67.2%	3,6 k €	-7.7%	3,9 k €	+143%	1,6 k €	-97.9%	75,9 k €	+8.5%	70 k €	+29.0%	54,2 k €
Net result	354,4 k €	+318%	84,8 k €	+51.5%	55,9 k €	-77.3%	246,4 k €	+82.5%	135,1 k €	+31.7%	102,5 k €	+24.6%	82,3 k €	+439%	15,3 k €	+77.5%	8,6 k €	+124%	-36,3 k €	-588%	7,4 k €	+119%	-38,7 k €	-793%	5,6 k €	+1027%	-602,7 €	-145%	1,3 k €	-91.0%	14,9 k €	-75.3%	60,1 k €	+21.6%	49,4 k €	+44.1%	34,3 k €
Balance sheet
Equity	1,1 M €	+45.0%	788,3 k €	+12.0%	703,5 k €	+8.6%	647,6 k €	+61.4%	401,2 k €	+35.5%	296,1 k €	+52.9%	193,6 k €	+73.9%	111,3 k €	+15.9%	96 k €	+9.8%	87,4 k €	-29.3%	123,7 k €	+6.4%	116,3 k €	-25.0%	155 k €	+3.7%	149,4 k €	-0.4%	150 k €	+0.9%	148,7 k €	+11.1%	133,8 k €	+42.8%	93,7 k €	+72.6%	54,3 k €
Total assets	2,3 M €	+27.9%	1,8 M €	+2.8%	1,8 M €	+6.8%	1,6 M €	+25.2%	1,3 M €	+37.4%	958,9 k €	-4.5%	1 M €	+11.5%	900,3 k €	+102%	444,8 k €	+26.3%	352,2 k €	-10.9%	395,2 k €	+3.5%	381,8 k €	-9.5%	422 k €	-15.8%	500,9 k €	-42.2%	867,1 k €	+34.5%	644,7 k €	+6.9%	603,1 k €	+22.5%	492,4 k €	+139%	206,4 k €
Cash	1,2 M €	+105%	584,8 k €	+1.0%	578,8 k €	-39.9%	963,1 k €	+3.5%	930,7 k €	+45.2%	641 k €	+177%	231,2 k €	-41.5%	394,9 k €	+567%	59,2 k €	+485%	10,1 k €	+8.0%	9,4 k €	-90.4%	97,9 k €	+48.6%	65,9 k €	-52.5%	138,8 k €	-62.1%	366 k €	+97.7%	185,1 k €	+50.9%	122,7 k €	+128%	53,9 k €	-32.2%	79,5 k €
Debts	750,3 k €	-12.6%	858,6 k €	-4.2%	895,8 k €	+6.4%	841,9 k €	+11.3%	756,8 k €	+50.5%	502,8 k €	-12.4%	574 k €	+8.6%	528,8 k €	+74.1%	303,7 k €	+38.2%	219,8 k €	-3.0%	226,5 k €	+2.7%	220,5 k €	-0.7%	222 k €	-21.7%	283,6 k €	-56.2%	646,8 k €	+52.9%	423,1 k €	+6.8%	396,3 k €	+18.6%	334 k €	+263%	92,1 k €
Other
Workforce	–		0,2 ETP	-33.3%	0,3 ETP	0.0%	0,3 ETP	0.0%	0,3 ETP	0.0%	0,3 ETP		–		–		–		0,3 ETP	0.0%	0,3 ETP	0.0%	0,3 ETP	0.0%	0,3 ETP	0.0%	0,3 ETP	0.0%	0,3 ETP	0.0%	0,3 ETP	0.0%	0,3 ETP	0.0%	0,3 ETP		–

Estimate

Indicative valuation

As an indication, this company is worth

between 1 M€ and 2,5 M€

See the valuation

Governance

Board of directors

Seen on filing of 30/06/2025 · 1 active · 5 ended

Active mandates

Patrick Van Der Straeten

Director

Active

Ended mandates

Patrick Van Der Straeten

Director · since 18 novembre 2015

Ended

Janine WALLEMACQ

Associate · since 24 novembre 2005

Ended

Patrick VANDERSTRAETEN

Manager · since 24 novembre 2005

Ended

Patrick Van Der Straeten

Manager

Ended

Annual accounts

Full financial information

	2025	2024	2023	2022	2021	2020
Type of account	Micro model	Abridged model	Abridged model	Abridged model	Abridged model	Abridged model
Start of the financial year	01/07/2024	01/07/2023	01/07/2022	01/07/2021	01/07/2020	01/07/2019
Closing of the financial year	30/06/2025	30/06/2024	30/06/2023	30/06/2022	30/06/2021	30/06/2020
Length of the financial year	12 months	12 months	12 months	12 months	12 months	12 months
Filing date	20/01/2026	31/01/2025	31/01/2024	13/03/2023	15/02/2022	09/02/2021
General meeting	25/11/2025	26/11/2024	28/11/2023	29/11/2022	30/11/2021	24/11/2020
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

19 filings with the NBB

Model	Closing	General meeting	Filed	Language	Document
Micro model	30/06/2025	25/11/2025	20/01/2026	French	PDF
Abridged model	30/06/2024	26/11/2024	31/01/2025	French	PDF
Abridged model	30/06/2023	28/11/2023	31/01/2024	French	PDF
Abridged model	30/06/2022	29/11/2022	13/03/2023	French	PDF
Abridged model	30/06/2021	30/11/2021	15/02/2022	French	PDF
Abridged model	30/06/2020	24/11/2020	09/02/2021	French	PDF
Micro model	30/06/2019	26/11/2019	14/01/2020	French	PDF
Micro model	30/06/2018	27/11/2018	21/12/2018	French	PDF
Micro model	30/06/2017	28/11/2017	09/01/2018	French	PDF
Abridged model	30/06/2016	29/11/2016	09/12/2016	French	PDF
Abridged model	30/06/2015	24/11/2015	27/01/2016	French	PDF
Abridged model	30/06/2014	25/11/2014	22/12/2014	French	PDF
Abridged model	30/06/2013	26/11/2013	14/01/2014	French	PDF
Abridged model	30/06/2012	27/11/2012	03/01/2013	French	PDF
Abridged model	30/06/2011	29/11/2011	28/12/2011	French	PDF
Abridged model	30/06/2010	30/11/2010	20/01/2011	French	PDF
Abridged model	30/06/2009	24/11/2009	28/12/2009	French	PDF
Abridged model	30/06/2008	25/11/2008	07/01/2009	French	PDF
Abridged model	30/06/2007	28/12/2007	21/02/2008	French	PDF

Estimate

Indicative valuation

Order of magnitude

As an indication, this company is worth

between 1 M€ and 2,5 M€

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 30/06/2025 · 1 active · 5 ended

Active mandates

Patrick Van Der Straeten

Director

Active

Ended mandates

Patrick Van Der Straeten

Director · since 18 novembre 2015

Ended

Janine WALLEMACQ

Associate · since 24 novembre 2005

Ended

Patrick VANDERSTRAETEN

Manager · since 24 novembre 2005

Ended

Patrick Van Der Straeten

Manager

Ended

Shareholders

Ownership and network

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Try for 7 days

Belgian Official Gazette

Belgian Official Gazette publications

Mandates07/10/2015
DENOMINATION - STATUTS (TRADUCTION, COORDINATION, AUTRES MODIFICATIONS, )
PDF
Other23/11/2009
STATUTS (TRADUCTION, COORDINATION, AUTRES MODIFICATIONS, )
PDF
Other23/04/2009
STATUTS (TRADUCTION, COORDINATION, AUTRES MODIFICATIONS, )
PDF
Other05/12/2005
RUBRIQUE CONSTITUTION (NOUVELLE PERSONNE MORALE, OUVERTURE SUCCURSALE, ETC...)
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 2025354,4 k €↑
2025
Name changeGROUP SIGMA ARCHITECTURE
2024
Annual accounts 202484,8 k €↑
2023
Annual accounts 202355,9 k €↓
2022
Annual accounts 2022246,4 k €↑
2022
Name changeGROUP SIGMA ARCHITECTURE - SOCIETE D'ARCHITECTES
2021
Annual accounts 2021135,1 k €↑
2020
Annual accounts 2020102,5 k €↑
2019
Annual accounts 201982,3 k €↑
2018
Annual accounts 201815,3 k €↑
2017
Annual accounts 20178,6 k €↑
2016
Annual accounts 2016-36,3 k €↓
2015
Annual accounts 20157,4 k €↑
2014
Annual accounts 2014-38,7 k €↓
2013
Annual accounts 20135,6 k €↑
2012
Annual accounts 2012-602,7 €↓
2011
Annual accounts 20111,3 k €↓
2010
Annual accounts 201014,9 k €↓
2009
Annual accounts 200960,1 k €↑
2008
Annual accounts 200849,4 k €↑
2007
Annual accounts 200734,3 k €
18/11/2005
IncorporationPrivate company with limited liability

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

GROUP SIGMA ARCHITECTURE - SOCIETE D'ARCHITECTES

Overview

What does GROUP SIGMA ARCHITECTURE - SOCIETE D'ARCHITECTES do?

Trend over 19 financial years

Indicative valuation

Board of directors

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