ACTIVE

JANSSEN ENGINEERING

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Financial year 2025 · closed on 31/12/2025

Net result

423,8 k €

+22.0% YoY

Gross margin

471,5 k €

+23.4% YoY

Equity

5,7 M €

+5.2% YoY

What does JANSSEN ENGINEERING do?

JANSSEN ENGINEERING is a Public limited company incorporated in 1991. Its main activity is: Market research and public opinion polling. Its registered office is in Dalhem.

Legal situation

● Normal situation

BCE/KBO no. / VAT

BE 0442.593.182

Incorporation

03/01/1991

Legal form

Public limited company

Registered office

Haustrée(WAR) 11
4608 Dalhem · WallonieSee on map

Contributed capital

779 073,38 €

Latest accounts

31/12/2025

Activities (NACE)

73200Market research and public opinion polling· main 73200Market research and public opinion polling 74131Specialised design activities

Joint committees (1)

Signals

ProfitableSolid equityLow riskGood liquidityPositive cashflowPositive EBITDA

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	471,5 k €	+23.4%	382,2 k €	+118%	175,2 k €	+247%	-119,6 k €	-449%	34,3 k €	+480%	-9 k €	-101%	975,2 k €	+9.6%	889,6 k €	-4.8%	934,7 k €	+6.2%	880,3 k €	+78.2%	493,9 k €	+50.6%	328 k €	+284%	85,4 k €	-57.0%	198,4 k €	+14.1%	174 k €	+171%	64,2 k €	+93.3%	33,2 k €	+32.5%	25,1 k €	-37.9%	40,4 k €	-9.6%	44,7 k €
EBITDA	469 k €	+23.4%	380 k €	+120%	172,9 k €	+242%	-121,6 k €	-495%	30,8 k €	+377%	-11,1 k €	-101%	973,3 k €	+9.7%	887,5 k €	-4.8%	932,1 k €	+6.3%	876,5 k €	+78.2%	491,9 k €	+51.8%	324,1 k €	+302%	80,7 k €	-58.8%	195,9 k €	+14.7%	170,8 k €	+177%	61,7 k €	+102%	30,6 k €	+36.0%	22,5 k €	-33.4%	33,7 k €	-20.1%	42,2 k €
Operating result	443,7 k €	+25.1%	354,7 k €	+127%	156,3 k €	+217%	-133,8 k €	-747%	20,7 k €	+213%	-18,3 k €	-102%	966 k €	+9.7%	880,2 k €	-4.8%	924,9 k €	+5.7%	875,2 k €	+79.4%	488 k €	+52.5%	320 k €	+321%	75,9 k €	-59.4%	187,2 k €	+24.1%	150,8 k €	+232%	45,4 k €	+218%	14,3 k €	+127%	6,3 k €	-61.9%	16,5 k €	-41.6%	28,3 k €
Net result	423,8 k €	+22.0%	347,5 k €	+66.9%	208,2 k €	+341%	-86,5 k €	-364%	32,7 k €	-19.4%	40,6 k €	-94.6%	752,6 k €	-0.4%	755,3 k €	+19.0%	634,9 k €	+25.7%	505,3 k €	+55.7%	324,5 k €	-39.0%	531,9 k €	+59.6%	333,3 k €	-17.3%	402,9 k €	+41.3%	285,2 k €	+109%	136,3 k €	+497%	22,8 k €	+42.3%	16 k €	-1.8%	16,3 k €	-34.3%	24,8 k €
Balance sheet
Equity	5,7 M €	+5.2%	5,4 M €	+4.0%	5,2 M €	+4.2%	5 M €	-1.7%	5,1 M €	+0.6%	5,1 M €	+0.8%	5 M €	+17.6%	4,3 M €	+21.5%	3,5 M €	+22.0%	2,9 M €	+21.3%	2,4 M €	+15.8%	2,1 M €	+35.0%	1,5 M €	+20.0%	1,3 M €	+46.6%	864,8 k €	+49.2%	579,6 k €	+30.7%	443,3 k €	+5.4%	420,5 k €	+4.0%	404,5 k €	+4.2%	388,1 k €
Total assets	6 M €	+5.1%	5,7 M €	+5.8%	5,4 M €	+3.6%	5,2 M €	-4.6%	5,4 M €	-4.3%	5,7 M €	-1.8%	5,8 M €	+8.3%	5,3 M €	+1.8%	5,2 M €	+23.4%	4,2 M €	+4.0%	4,1 M €	+50.5%	2,7 M €	+8.6%	2,5 M €	+3.7%	2,4 M €	+29.9%	1,9 M €	+17.9%	1,6 M €	+176%	568 k €	+10.5%	513,9 k €	+3.2%	497,7 k €	+8.4%	459,2 k €
Cash	1,8 M €	+21.9%	1,5 M €	+43.8%	1 M €	+45.6%	699,1 k €	+19.0%	587,7 k €	+283%	153,5 k €	-76.5%	652,1 k €	+38.0%	472,7 k €	+21.0%	390,7 k €	-63.9%	1,1 M €	+13.7%	952,1 k €	-12.2%	1,1 M €	+0.4%	1,1 M €	+9.9%	983,9 k €	+131%	425,2 k €	+480%	73,3 k €	+665%	9,6 k €	-3.1%	9,9 k €	-30.5%	14,2 k €	+142%	5,9 k €
Debts	237,4 k €	+2.8%	231 k €	+77.0%	130,5 k €	-14.4%	152,3 k €	-51.8%	316,4 k €	-46.5%	591 k €	-19.6%	735,5 k €	-29.8%	1 M €	-38.6%	1,7 M €	+26.3%	1,4 M €	-19.3%	1,7 M €	+161%	642,7 k €	-32.6%	953,7 k €	-13.4%	1,1 M €	+13.7%	968 k €	-2.2%	989,6 k €	+694%	124,7 k €	+34.3%	92,9 k €	+0.1%	92,8 k €	+144%	38,1 k €

Estimate

Indicative valuation

As an indication, this company is worth

between 2,5 M€ and 5 M€

See the valuation

Governance

Board of directors

Seen on filing of 31/12/2025 · 4 active · 11 ended

Active mandates

Annick Janssen

Director · since 30 juin 2025 · until 30 juin 2029

Active

Sébastien Janssen

Director · since 30 juin 2025 · until 30 juin 2029

Active

Guy Janssen

Managing director · since 26 juin 2015 · until 30 juin 2029

Active

Marie-Blanche Joëlle Cerfontaine

Chairman of the board of directors · since 26 juin 2015 · until 30 juin 2029

Active

Ended mandates

Guy Janssen

Managing director · since 26 juin 2015 · until 26 juin 2021

Ended

Guy Janssen

Managing director · since 26 juin 2015 · until 31 août 2021

Ended

Guy Janssen

Managing director · since 26 juin 2015 · until 31 août 2022

Ended

Marie-Blanche Joëlle Cerfontaine

Chairman of the board of directors · since 26 juin 2015 · until 26 juin 2021

Ended

At this address

Other companies at this address

Company	CBE no.
SAMI ENGINEERING● Active	0436.847.517
W-INFO● Active	0434.003.239

Annual accounts

Full financial information

	2025	2024	2023	2022	2021	2020
Type of account	Abridged model	Abridged 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	02/08/2026	13/07/2025	28/08/2024	28/08/2023	31/08/2022	25/08/2021
General meeting	30/06/2026	30/06/2025	30/06/2024	30/06/2023	30/06/2022	30/06/2021
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
Abridged model	31/12/2025	30/06/2026	02/08/2026	French	PDF
Abridged model	31/12/2024	30/06/2025	13/07/2025	French	PDF
Abridged model	31/12/2023	30/06/2024	28/08/2024	French	PDF
Abridged model	31/12/2022	30/06/2023	28/08/2023	French	PDF
Abridged model	31/12/2021	30/06/2022	31/08/2022	French	PDF
Abridged model	31/12/2020	30/06/2021	25/08/2021	French	PDF
Abridged model	31/12/2019	04/09/2020	02/10/2020	French	PDF
Abridged model	31/12/2018	28/06/2019	18/08/2019	French	PDF
Abridged model	31/12/2017	29/06/2018	07/09/2018	French	PDF
Abridged model	31/12/2016	30/06/2017	30/08/2017	French	PDF
Abridged model	31/12/2015	24/06/2016	26/08/2016	French	PDF
Abridged model	31/12/2014	26/06/2015	30/08/2015	French	PDF
Abridged model	31/12/2013	28/06/2014	27/08/2014	French	PDF
Abridged model	31/12/2012	28/06/2013	27/08/2013	French	PDF
Abridged model	31/12/2011	29/06/2012	22/08/2012	French	PDF
Abridged model	31/12/2010	24/06/2011	21/08/2011	French	PDF
Abridged model	31/12/2009	25/06/2010	21/08/2010	French	PDF
Abridged model	31/12/2008	26/06/2009	24/08/2009	French	PDF
Abridged model	31/12/2007	27/06/2008	28/08/2008	French	PDF
Abridged model	31/12/2006	29/06/2007	30/07/2007	French	PDF

Estimate

Indicative valuation

Order of magnitude

As an indication, this company is worth

between 2,5 M€ and 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 31/12/2025 · 4 active · 11 ended

Active mandates

Annick Janssen

Director · since 30 juin 2025 · until 30 juin 2029

Active

Sébastien Janssen

Director · since 30 juin 2025 · until 30 juin 2029

Active

Guy Janssen

Managing director · since 26 juin 2015 · until 30 juin 2029

Active

Marie-Blanche Joëlle Cerfontaine

Chairman of the board of directors · since 26 juin 2015 · until 30 juin 2029

Active

Ended mandates

Guy Janssen

Managing director · since 26 juin 2015 · until 26 juin 2021

Ended

Guy Janssen

Managing director · since 26 juin 2015 · until 31 août 2021

Ended

Guy Janssen

Managing director · since 26 juin 2015 · until 31 août 2022

Ended

Marie-Blanche Joëlle Cerfontaine

Chairman of the board of directors · since 26 juin 2015 · until 26 juin 2021

Ended

Shareholders

Ownership and network

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Belgian Official Gazette

Belgian Official Gazette publications

Mandates18/11/2025
DEMISSIONS, NOMINATIONS
PDF
Mandates25/09/2015
DEMISSIONS, NOMINATIONS
PDF
Capital / shares17/01/2014
CAPITAL, ACTIONS
PDF
Mandates20/07/2009
CAPITAL, ACTIONS - DEMISSIONS, NOMINATIONS - STATUTS (TRADUCTION, COORDINATION, AUTRES MODIFICATIONS, )
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 2025423,8 k €↑
2024
Annual accounts 2024347,5 k €↑
2023
Annual accounts 2023208,2 k €↑
2022
Annual accounts 2022-86,5 k €↓
2021
Annual accounts 202132,7 k €↓
2020
Annual accounts 202040,6 k €↓
2019
Annual accounts 2019752,6 k €↓
2018
Annual accounts 2018755,3 k €↑
2017
Annual accounts 2017634,9 k €↑
2016
Annual accounts 2016505,3 k €↑
2015
Annual accounts 2015324,5 k €↓
2014
Annual accounts 2014531,9 k €↑
2013
Annual accounts 2013333,3 k €↓
2012
Annual accounts 2012402,9 k €↑
2011
Annual accounts 2011285,2 k €↑
2010
Annual accounts 2010136,3 k €↑
2009
Annual accounts 200922,8 k €↑
2008
Annual accounts 200816 k €↓
2007
Annual accounts 200716,3 k €↓
2006
Annual accounts 200624,8 k €
03/01/1991
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

JANSSEN ENGINEERING

Overview

What does JANSSEN ENGINEERING 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