COSIX
0428.019.725 · rovalta.com · 23/09/2026
ACTIVE
COSIX
Financial year 2025 · closed on 30/09/2025
Net result
-11,3 k €
-49.7% YoY
Gross margin
-6,2 k €
-43.8% YoY
Equity
17 k €
-39.9% YoY
Overview
What does COSIX do?
COSIX is a Private limited company incorporated in 1985. Its registered office is in Ixelles.
Legal situation
● Normal situation
BCE/KBO no. / VAT
BE 0428.019.725
Incorporation
28/10/1985
Legal form
Private limited company
Registered office
Avenue Guillaume Gilbert 122
1050 Ixelles · BruxellesSee on map
1050 Ixelles · BruxellesSee on map
Contributed capital
20 900,00 €
Latest accounts
30/09/2025
Signals
Solid equityGood liquidity
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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 | -6,2 k € | -43.8% | -4,3 k € | -6.0% | -4,1 k € | -62.3% | -2,5 k € | -167% | 3,8 k € | -87.3% | 29,5 k € | +2977% | 958,3 € | -16.9% | 1,2 k € | +182% | 409,3 € | +836% | -55,7 € | +99.3% | -7,6 k € | -124% | -3,4 k € | -803% | 483 € | -97.1% | 16,5 k € | -45.5% | 30,3 k € | +43.0% | 21,2 k € | +40.6% | 15,1 k € | +15.6% | 13 k € | -56.6% | 30,1 k € |
| EBITDA | -6,7 k € | -32.4% | -5 k € | -12.3% | -4,5 k € | -52.7% | -2,9 k € | -183% | 3,6 k € | -87.8% | 29,1 k € | +4671% | 610,8 € | -24.2% | 806 € | +1204% | 61,8 € | +115% | -403,2 € | +94.9% | -8 k € | -113% | -3,7 k € | -2873% | 135 € | -99.1% | 15,4 k € | -47.2% | 29,2 k € | +45.1% | 20,2 k € | +43.8% | 14 k € | +18.1% | 11,9 k € | -53.1% | 25,3 k € |
| Operating result | -11,2 k € | -49.7% | -7,4 k € | -50.2% | -5 k € | -45.6% | -3,4 k € | -199% | 3,4 k € | -88.2% | 29,1 k € | +4671% | 610,8 € | -24.2% | 806 € | +1204% | 61,8 € | +115% | -403,2 € | +95.2% | -8,5 k € | -98.6% | -4,3 k € | +13.3% | -4,9 k € | -337% | 2,1 k € | -85.7% | 14,5 k € | +153% | 5,7 k € | +761% | 664 € | +253% | 188 € | -99.1% | 21,6 k € |
| Net result | -11,3 k € | -49.7% | -7,5 k € | -47.5% | -5,1 k € | -43.7% | -3,6 k € | -233% | 2,7 k € | -87.8% | 22 k € | +4771% | 451,7 € | -28.1% | 627,9 € | +964% | -72,7 € | +84.9% | -482,1 € | +94.3% | -8,5 k € | -107% | -4,1 k € | -175% | 5,4 k € | +2372% | 219 € | -97.8% | 9,8 k € | +78.1% | 5,5 k € | +1098% | 460 € | +263% | -283 € | -101% | 21,5 k € |
| Balance sheet | |||||||||||||||||||||||||||||||||||||
| Equity | 17 k € | -39.9% | 28,3 k € | -21.0% | 35,8 k € | -12.5% | 40,9 k € | -8.0% | 44,5 k € | +6.4% | 41,8 k € | +111% | 19,8 k € | +2.3% | 19,3 k € | +3.4% | 18,7 k € | -0.4% | 18,8 k € | -2.5% | 19,2 k € | -30.5% | 27,7 k € | -12.9% | 31,8 k € | -23.2% | 41,4 k € | -12.3% | 47,2 k € | +1.8% | 46,3 k € | +13.5% | 40,8 k € | +1.1% | 40,4 k € | -0.7% | 40,6 k € |
| Total assets | 28,2 k € | -9.9% | 31,3 k € | -13.0% | 36 k € | -12.2% | 41 k € | -10.3% | 45,7 k € | +2.1% | 44,8 k € | +126% | 19,8 k € | +2.3% | 19,3 k € | -0.4% | 19,4 k € | -7.1% | 20,9 k € | +7.1% | 19,5 k € | -30.4% | 28 k € | -12.6% | 32 k € | -36.2% | 50,2 k € | -26.4% | 68,3 k € | +45.4% | 46,9 k € | +10.4% | 42,5 k € | -16.3% | 50,7 k € | -20.0% | 63,4 k € |
| Cash | 6,4 k € | +143% | 2,6 k € | +118% | 1,2 k € | +1293% | 86,7 € | -90.6% | 923,2 € | +43.1% | 645,3 € | +140% | 268,9 € | -9.0% | 295,6 € | -38.6% | 481,8 € | -80.1% | 2,4 k € | +756% | 283 € | +237% | 84 € | -96.3% | 2,3 k € | -28.7% | 3,2 k € | +329% | 737 € | -38.4% | 1,2 k € | -61.9% | 3,1 k € | +39.6% | 2,2 k € | +23.9% | 1,8 k € |
| Debts | 11,2 k € | +267% | 3,1 k € | +1454% | 197 € | +97.0% | 100 € | -92.1% | 1,3 k € | -57.7% | 3 k € | – | – | 709,3 € | -66.4% | 2,1 k € | +741% | 251 € | -16.9% | 302 € | +26.9% | 238 € | -97.3% | 8,8 k € | -58.2% | 21,1 k € | +3458% | 593 € | -64.4% | 1,7 k € | -84.0% | 10,4 k € | -54.4% | 22,8 k € | |||
Estimate
Indicative valuation
As an indication, this company is worth
between 0 € and 100 k€
See the valuationGovernance
Board of directors
Seen on filing of 30/09/2025 · 1 active · 8 ended
Active mandates
Alexandra LEWAL
ActiveEnded mandates
Alexandra LEWAL
EndedJean-Sébastien LEWAL
EndedJean-Sébastien LEWAL
EndedBernadette LEWAL-LALOUX
EndedAt this address
Other companies at this address
| Company | CBE no. |
|---|---|
| 1009.132.273 | |
DOSYNI● Active | 0842.403.923 |
NICDEF● Active | 0503.890.749 |
S. VAN WASSENHOVE● Active | 0541.656.314 |
TRANS-MUTATION● Active | 0825.252.145 |
Financials
Annual accounts
Full financial information
| 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | |
|---|---|---|---|---|---|---|
| Type of account | Micro model | Micro model | Micro model | Micro model | Micro model | Micro model |
| Start of the financial year | 01/10/2024 | 01/10/2023 | 01/10/2022 | 01/10/2021 | 01/10/2020 | 01/10/2019 |
| Closing of the financial year | 30/09/2025 | 30/09/2024 | 30/09/2023 | 30/09/2022 | 30/09/2021 | 30/09/2020 |
| Length of the financial year | 12 months | 12 months | 12 months | 12 months | 12 months | 12 months |
| Filing date | 05/03/2026 | 21/02/2025 | 28/02/2024 | 03/02/2023 | 17/02/2022 | 09/02/2021 |
| General meeting | 05/02/2026 | 06/02/2025 | 01/02/2024 | 02/02/2023 | 03/02/2022 | 04/02/2021 |
| 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
Looking for more information about this company?
Try for 7 daysFilings
Annual accounts filings
20 filings with the NBB
| Model | Closing | General meeting | Filed | Language | Document |
|---|---|---|---|---|---|
| Micro model | 30/09/2025 | 05/02/2026 | 05/03/2026 | French | |
| Micro model | 30/09/2024 | 06/02/2025 | 21/02/2025 | French | |
| Micro model | 30/09/2023 | 01/02/2024 | 28/02/2024 | French | |
| Micro model | 30/09/2022 | 02/02/2023 | 03/02/2023 | French | |
| Micro model | 30/09/2021 | 03/02/2022 | 17/02/2022 | French | |
| Micro model | 30/09/2020 | 04/02/2021 | 09/02/2021 | French | |
| Micro model | 30/09/2019 | 06/02/2020 | 26/02/2020 | French | |
| Micro model | 30/09/2018 | 07/02/2019 | 14/02/2019 | French | |
| Micro model | 30/09/2017 | 01/02/2018 | 07/02/2018 | French | |
| Abridged model | 30/09/2016 | 02/02/2017 | 15/02/2017 | French | |
| Abridged model | 30/09/2015 | 04/02/2016 | 07/03/2016 | French | |
| Abridged model | 30/09/2014 | 05/02/2015 | 02/03/2015 | French | |
| Abridged model | 30/09/2013 | 20/01/2014 | 24/01/2014 | French | |
| Abridged model | 30/09/2012 | 07/02/2013 | 11/02/2013 | French | |
| Abridged model | 30/09/2011 | 02/02/2012 | 08/02/2012 | French | |
| Abridged model | 30/09/2010 | 03/02/2011 | 07/02/2011 | French | |
| Abridged model | 30/09/2009 | 04/02/2010 | 15/02/2010 | French | |
| Abridged model | 30/09/2008 | 05/02/2009 | 06/02/2009 | French | |
| Abridged model | 30/09/2007 | 07/02/2008 | 22/02/2008 | French | |
| Abridged model | 30/09/2006 | 01/02/2007 | 22/02/2007 | French |
Valuation
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.
Disclaimer
Indicative estimate based on public sector multiples and the filed annual accounts. It is neither a certified valuation nor financial or investment advice.
Directors & structure
Governance
Board of directors
Seen on filing of 30/09/2025 · 1 active · 8 ended
Active mandates
Alexandra LEWAL
ActiveEnded mandates
Alexandra LEWAL
EndedJean-Sébastien LEWAL
EndedJean-Sébastien LEWAL
EndedBernadette LEWAL-LALOUX
EndedShareholders
Ownership and network
Looking for more information about this company?
Try for 7 daysPublications
Similar companies
Competition
Similar companies
A company's peers, by sector and size, are included in the Business plan.
See the Business planTimeline
Timeline
- 2025Annual accounts 2025-11,3 k €↓
- 2024Annual accounts 2024-7,5 k €↓
- 2023Annual accounts 2023-5,1 k €↓
- 2022Annual accounts 2022-3,6 k €↓
- 2021Annual accounts 20212,7 k €↓
- 2020Annual accounts 202022 k €↑
- 2019Annual accounts 2019451,7 €↓
- 2018Annual accounts 2018627,9 €↑
- 2017Annual accounts 2017-72,7 €↑
- 2016Annual accounts 2016-482,1 €↑
- 2015Annual accounts 2015-8,5 k €↓
- 2014Annual accounts 2014-4,1 k €↓
- 2013Annual accounts 20135,4 k €↑
- 2012Annual accounts 2012219 €↓
- 2011Annual accounts 20119,8 k €↑
- 2010Annual accounts 20105,5 k €↑
- 2009Annual accounts 2009460 €↑
- 2008Annual accounts 2008-283 €↓
- 2007Annual accounts 200721,5 k €
- 28/10/1985IncorporationPrivate limited company