M. KOSTRO SPRL
0811.304.238 · rovalta.com · 24/09/2026
ACTIVE
M. KOSTRO SPRL
Financial year 2025 · Closed on 31/08/2025
Net result-15,5 k €-235,1 %over 1 year
Gross margin2,6 k €-84,3 %over 1 year
Equity51 k €-23,3 %over 1 year
Overview
Identity
Source · BCE/KBOM. KOSTRO SPRL is a Private company with limited liability incorporated in 2009. Its main activity is: Specialised construction activities. Its registered office is in Koekelberg.
- Legal situation
- Normal situation
- BCE/KBO no. / VAT
- BE 0811.304.238
- Incorporation
- 22/04/2009
- Legal form
- Private company with limited liability
- Registered office
- Avenue de la Paix 34 box RC00
1081 Koekelberg · BruxellesSee on map - Contributed capital
- 9 200,00 €
- Latest accounts
- 31/08/2025
Activities (NACE)
43422Specialised construction activities· main43996Other specialised construction activities n.e.c.41003Construction of buildings41203Construction of residential and non-residential buildings43240Electrical, plumbing and other construction installation activities43299Other construction installation+4
Signals
Solid equityLow riskGood liquidityPositive cashflowPositive EBITDA
Financials
Source · NBB, 16 filingsTrend over 16 financial years
| 2025 | 2024 | 2023 | 2022 | 2021 | |||||
|---|---|---|---|---|---|---|---|---|---|
| Income statement | |||||||||
| Gross margin | 2,6 k € | -84.3% | 16,2 k € | -40.1% | 27,1 k € | -43.0% | 47,5 k € | +79.3% | 26,5 k € |
| EBITDA | 2 k € | -87.5% | 15,9 k € | -40.6% | 26,7 k € | -43.4% | 47,1 k € | +81.3% | 26 k € |
| Operating result | -16 k € | -358% | -3,5 k € | -121% | 16,8 k € | -58.1% | 40 k € | +102% | 19,8 k € |
| Net result | -15,5 k € | -235% | -4,6 k € | -132% | 14,6 k € | -54.2% | 31,9 k € | +93.2% | 16,5 k € |
| Balance sheet | |||||||||
| Equity | 51 k € | -23.3% | 66,4 k € | -6.5% | 71,1 k € | +25.9% | 56,5 k € | +105% | 27,6 k € |
| Total assets | 100,4 k € | +6.7% | 94,1 k € | -9.7% | 104,2 k € | +18.6% | 87,9 k € | +104% | 43 k € |
| Cash | 2 k € | -84.4% | 12,9 k € | +5456% | 232,9 € | -99.2% | 30 k € | +274% | 8 k € |
| Debts | 49,5 k € | +78.8% | 27,7 k € | -16.5% | 33,1 k € | +5.5% | 31,4 k € | +104% | 15,4 k € |
Valuation
Indicative valuation
As an indication, this company is worth
between 0 € and 100 k€
See the valuationBoard of directors
Source · NBB, accounts to 31/08/20251 active · 3 ended
Active mandates
Miroslaw KOSTRO
ActiveEnded mandates
Grazyna Teresa Kostro
EndedGrazyna Teresa Kostro
EndedGrazyna Teresa Kostro
EndedOther companies at this address
Avenue de la Paix 34 1081 Koekelberg| Company | CBE no. |
|---|---|
L.D.R. (Loris Didier Racing)● Liquidation | 0442.252.001 |
Financials
Full financial information
Source · NBB| 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 | 01/09/2024 | 01/09/2023 | 01/09/2022 | 01/09/2021 | 01/09/2020 | 01/09/2019 |
| Closing of the financial year | 31/08/2025 | 31/08/2024 | 31/08/2023 | 31/08/2022 | 31/08/2021 | 31/08/2020 |
| Length of the financial year | 12 months | 12 months | 12 months | 12 months | 12 months | 12 months |
| Filing date | 27/04/2026 | 01/04/2025 | 05/04/2024 | 05/04/2023 | 31/03/2022 | 27/04/2021 |
| General meeting | 23/04/2026 | 30/03/2025 | 31/03/2024 | 28/03/2023 | 30/03/2022 | 30/03/2021 |
| 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 |
Financial ratios
Source · NBBLooking for more information about this company?
Try for 7 daysAnnual accounts filings
Source · NBB, 16 filings| Model | Closing | General meeting | Filed | Language | Document |
|---|---|---|---|---|---|
| Micro model | 31/08/2025 | 23/04/2026 | 27/04/2026 | French | |
| Micro model | 31/08/2024 | 30/03/2025 | 01/04/2025 | French | |
| Micro model | 31/08/2023 | 31/03/2024 | 05/04/2024 | French | |
| Micro model | 31/08/2022 | 28/03/2023 | 05/04/2023 | French | |
| Micro model | 31/08/2021 | 30/03/2022 | 31/03/2022 | French | |
| Micro model | 31/08/2020 | 30/03/2021 | 27/04/2021 | French | |
| Micro model | 31/08/2019 | 28/02/2020 | 05/03/2020 | French | |
| Micro model | 31/08/2018 | 27/02/2019 | 20/03/2019 | French | |
| Micro model | 31/08/2017 | 27/02/2018 | 08/03/2018 | French | |
| Abridged model | 31/08/2016 | 15/02/2017 | 17/03/2017 | French | |
| Abridged model | 31/08/2015 | 22/02/2016 | 29/02/2016 | French | |
| Abridged model | 31/08/2014 | 10/02/2015 | 25/02/2015 | French | |
| Abridged model | 31/08/2013 | 25/01/2014 | 26/03/2014 | French | |
| Abridged model | 31/08/2012 | 25/01/2013 | 26/04/2013 | French | |
| Abridged model | 31/08/2011 | 25/01/2012 | 30/03/2012 | French | |
| Abridged model | 31/08/2010 | 15/01/2011 | 12/05/2011 | French |
Valuation
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
Board of directors
Source · NBB, accounts to 31/08/20251 active · 3 ended
Active mandates
Miroslaw KOSTRO
ActiveEnded mandates
Grazyna Teresa Kostro
EndedGrazyna Teresa Kostro
EndedGrazyna Teresa Kostro
EndedOwnership and network
Looking for more information about this company?
Try for 7 daysPublications
Belgian Official Gazette publications
Source · Belgian Official Gazette- Other24/04/2009RUBRIQUE CONSTITUTION (NOUVELLE PERSONNE MORALE, OUVERTURE SUCCURSALE, ETC...)
Similar companies
Similar companies
A company's peers, by sector and size, are included in the Business plan.
See the Business planTimeline
Timeline
- 2025Annual accounts 2025-15,5 k €↓
- 2024Annual accounts 2024-4,6 k €↓
- 2023Annual accounts 202314,6 k €↓
- 2022Annual accounts 202231,9 k €↑
- 2021Annual accounts 202116,5 k €↑
- 2020Annual accounts 20203,4 k €↑
- 2019Annual accounts 2019-2,9 k €↓
- 2018Annual accounts 201851 €↓
- 2017Annual accounts 20173,7 k €↑
- 2016Annual accounts 2016-5,7 k €↑
- 2015Annual accounts 2015-6,1 k €↓
- 2014Annual accounts 20148,5 k €↑
- 2013Annual accounts 20131,9 k €↓
- 2012Annual accounts 20129,9 k €↑
- 2011Annual accounts 2011-3,7 k €↑
- 2010Annual accounts 2010-13,3 k €
- 22/04/2009IncorporationPrivate company with limited liability