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La Science des Eléments

Active
Private limited companyfounded 2024active for 2 yearsAvenue des Mélèzes 15, 1341 Ottignies-Louvain-la-Neuve, BelgiumKBO/BCE: BE 1004.999.281
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La Science des ElémentsActiveChecked score 51/100
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Register details

Identity

KBO record
Name La Science des Eléments in French
Abbreviation LSDE in French
Enterprise number 1004.999.281
Legal form Private limited company
Status Active, normale toestand
Founded 22-01-2024
Entity type Legal entity
DurationMost companies exist for an unlimited period, until they are dissolved.
Unlimited
deed of 24-01-2024 (in French)
Name clauseThe company operates under this name according to its articles.
La Science des Eléments
deed of 24-01-2024 (in French)

Registered office and establishments

Registered office Avenue des Mélèzes 15, 1341 Ottignies-Louvain-la-Neuve, Belgium
1 former office
  • Rue de Ferrière 12, 1470 Genappe until 30-09-2025 · act of 26-11-2025
Establishment unit La Science des Eléments, Avenue des Mélèzes 15, 1341 Ottignies-Louvain-la-Neuve since 22-01-2024 · unit number 2.355.451.592

Activities

NACEBEL 2025
VAT activities
43221 Plumbing work main activity
43120 Site preparation
43222 Installation of electric heating, air conditioning, cooling and ventilation
43230 Insulation installation
43350 Other building finishing work
81100 Combined facilities support activities
Social security (RSZ) activities
43221 Plumbing work main activity
Codes under NACEBEL 2008
VAT activities
43221 Plumbing main activity
43120 Site preparation
43222 Specialised construction activities
43291 Specialised construction activities
43390 Specialised construction activities
81100 Combined facilities support activities
Social security (RSZ) activities
43221 Plumbing main activity
PurposeThe purpose describes the activities the company may carry out under its articles.
“L’entreprise d’installation de chauffage individuel et/ou central au mazout,au gaz ou tous autres combustibles,de pompes à chaleur,systèmes…”
7 activities
  1. L’entreprise d’installation de chauffage individuel et/ou central au mazout,au gaz ou tous autres combustibles,de pompes à chaleur,systèmes de cogénération et tous autres modes de production de chaleur ou d’eau chaude
  2. L’entreprise d’installation de systèmes de ventilation et d’aération,de chauffage à air chaud,de conditionnement d’air et de tuyauteries
  3. L’entreprise d’entretien et de réparation de ces mêmes installations
  4. Les travaux de ramonage et d’entretien de cheminées
  5. L’entreprise d’installation de panneaux solaires et photovoltaïques
  6. L’entreprise de travaux de plomberie et d’installations sanitaires
  7. L’entreprise de travaux du bâtiment en général
deed of 24-01-2024 (in French)

Invoicing and payment

VAT number BE 1004.999.281
E-invoicing via Peppol
Reachable via Peppol
Peppol ID 0208:1004999281
Other Peppol ID 9925:BE1004999281
Registered 01-01-2026

Follow this company and you will hear the next morning if it leaves the Peppol register.

Register as of 4 November 2026 · Peppol Directory

Check the withholding obligation If you pay this company for building or cleaning work, check before every payment whether you must withhold part of the invoice. Use the enterprise number 1004.999.281

Financial year and general meeting

Accounts at the NBB
Financial year end 31-12
Annual meetingThe shareholders approve the annual accounts, among other things, at the annual meeting.
Last Friday of June at 18:00
deed of 24-01-2024 (in French)

Sites & property

Location
registered office establishment The establishment unit on the map
2 companies at this address See who is registered here

Buildings and parcels at the address

Ground area
4,469 m²
Building footprint
112 m²
Building volume
858 m³
Cadastral parcel Region Area Buildings Height / floors
25016D0425/00C000 Wallonia 4,469 m² 1 · 112 m² 9.4 m · 3

Next steps

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Documents and sources

Annual accounts at the NBB

Acts in the Belgian Official Gazette

All publications in the Belgian Official Gazette

Articles and registers

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