Detandt HVAC
Ets DETANDT - SIMONEnterprise number 0435.712.815
- Verifiedvalid until 19 Oct 2027
01Overview
About Detandt HVAC
Short description by MeritVeri
Detandt-Simon is a Walloon HVAC supplier, founded in 1988, selling chimneys and flue systems, ventilation, heating, air conditioning, heat pumps and water treatment products. It also offers a design office, installation, after-sales and 24/7 service. It has trade counters in Ghlin (Mons) and Herstal (Liège) and about 120 staff.
On this profile
02Verification
Checked
MeritVeri checks each fact against official public sources, the company's own publications or documentary evidence, and lists exactly what was checked. Nothing on this list can be bought.
Verified on 19 October 2026, valid until the end of 19 October 2027 (Brussels time).
- Official public sourcesBusiness register, central balance sheet office, official gazette, EU VAT system and LEI record
- Published by the companyThe company's own published annual reports and website
- Decided by MeritVeriMeritVeri decides every verification and records it with its date and reference
What was checked
| Item | Checked value | Source | State |
|---|---|---|---|
| Registration number | 0435.712.815 | — | Verified |
| VAT number | BE 0435.712.815 | — | Verified |
| Registered office address | Rue d'Herchies (G.) 37, 7011 Mons | — | Verified |
| Website | https://www.detandt.com/ | — | Verified |
| Year founded | 1988 | — | Verified |
| Number of employees | 39.1 FTEas of 31 Dec 2024 | — | Verified |
| CEO / managing director | 1 personsee People | — | Verified |
| Board of directors | 3 directorssee People | — | Verified |
| Financial statements | FY 2021 – FY 2024 · 4 yearssee Financials | — | Verified |
All items checked on 19 Oct 2026
Outside this verification
- Quality of products and services
- Phone number and email address
- Description, logo and photos
- Social media accounts
- Creditworthiness or future results
Verification cycles
- VRF-BE-2026-000077First verification · Current · 19 Oct 2026 – 19 Oct 2027Verified
03Financials
Four financial years,
Every checked amount was compared with the annual accounts filed with the official register. The result label for each year is always public.
| Metric | FY 20211 Jan – 31 Dec | FY 20221 Jan – 31 Dec | FY 20231 Jan – 31 Dec | FY 20241 Jan – 31 Dec | Trend |
|---|---|---|---|---|---|
| Result | Profit | Profit | Loss | Break-even | Profit in 2/4 |
| Revenue | €23,334,164.90Verified | €27,225,716.02Verified | €24,215,461.65Verified | €19,828,647.65Verified | -15% since 2021 |
| Net resultafter tax | €360,178.18Verified | €914,385.11Verified | -€364,257.72Verified | €107,258Verified | -70% since 2021 |
| Equity | €1,325,894.97Verified | €2,226,283.86Verified | €1,850,257.09Verified | €1,949,406.74Verified | +47% since 2021 |
| Gross margin | Not available | Not available | Not available | Not available | — |
| EBITDA | €1,002,144.67Verified | €1,792,063.74Verified | €184,964.51Verified | €515,725.27Verified | -49% since 2021 |
| Source | — | — | — | — |
FY 20241 Jan – 31 Dec
Break-even- Revenue
- €19,828,647.65Verified
- Net result
- €107,258Verified
- Equity
- €1,949,406.74Verified
- Gross margin
- Not available
- EBITDA
- €515,725.27Verified
FY 20231 Jan – 31 Dec
Loss- Revenue
- €24,215,461.65Verified
- Net result
- -€364,257.72Verified
- Equity
- €1,850,257.09Verified
- Gross margin
- Not available
- EBITDA
- €184,964.51Verified
FY 20221 Jan – 31 Dec
Profit- Revenue
- €27,225,716.02Verified
- Net result
- €914,385.11Verified
- Equity
- €2,226,283.86Verified
- Gross margin
- Not available
- EBITDA
- €1,792,063.74Verified
FY 20211 Jan – 31 Dec
Profit- Revenue
- €23,334,164.90Verified
- Net result
- €360,178.18Verified
- Equity
- €1,325,894.97Verified
- Gross margin
- Not available
- EBITDA
- €1,002,144.67Verified
Trend over the years
- Revenue-15% since 2021
- Net result-70% since 2021
- Equity+47% since 2021
- Gross margin—
- EBITDA-49% since 2021
What the states and labels mean
- Profit · Loss · Break-even
- Based on the net result of the financial year. Break-even: the net result, positive or negative, is at most 1% of that year's revenue. Otherwise a positive net result is a profit and a negative one a loss. If the year has no revenue figure, it is break-even only when the net result is exactly 0.
- Verified
- Checked by MeritVeri against the filed annual accounts or other official sources, in a verification that is valid today.
- Not disclosed
- The company chose not to publish this value.
- Not available
- There is no value for this financial year.
- Amount hidden by the company
- The company chose not to show its amounts. The years, the state of each value and the result of each year stay public.
04People
Who runs and it
Management, owners and board, checked by MeritVeri against official sources such as the official gazette and filed annual accounts, and against the company's own published annual reports.
- Employees
- 39.1 employees (FTE) · as of 31 Dec 2024
- Verified
CEO / managing director
- Stéphanie SimonManaging directorSince 2021Verified
Board of directors
- D.S. DIFFUSIONDirector · Since 2021Verified
- ds connectDirector · Since 2022Verified
- Jean SimonPermanent representative of a legal-person director of ds connect · Since 2022Verified
Only people marked “Verified” were checked by MeritVeri in a valid verification. “Checked earlier” means that verification is no longer valid.
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05Business details
Business details
Each detail says where it comes from. Only details marked “Verified” were checked by MeritVeri.
- Legal name
- Ets DETANDT - SIMON
- Trading name
- Detandt HVAC
- Enterprise number
- 0435.712.815
- Verified
- VAT number
- BE 0435.712.815
- Verified
- Registered office
- Rue d'Herchies (G.) 377011 MonsBelgium
- Verified
- Industry
- Energy and sustainability
- Founded
- 1988
- Verified
- Employees
- 39.1 FTEas of 31 Dec 2024
- Verified
- Phone
- +32 65 34 66 76
Listing updated on 19 Oct 2026 · Report incorrect information
06Awards
Awards
Results of published award editions. Placements are decided by MeritVeri and can never be bought.
No published award results yet.
07Reviews
What people
Experiences of customers, employees and business relations. Every review is checked by MeritVeri before it is published; the company cannot remove or reorder them.
0 published reviews
- 5 stars: 0 of 0
- 4 stars: 0 of 0
- 3 stars: 0 of 0
- 2 stars: 0 of 0
- 1 star: 0 of 0
- Customers
- 0
- Employees
- 0
- Business relations
- 0
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