Home-Energy S.à r.l. is a young Luxembourgish craft company based in Pétange, in the southwestern mining basin of the Grand Duchy. Founded by two passionate professionals of Portuguese origin — Diamantino DA SILVA GOMES and Mario Matias (Jorge) MARICATO — the company positions itself as a heating expert in Luxembourg. Specializing in heating, plumbing, ventilation, and air conditioning, Home-Energy focuses on energy performance, tailor-made solutions, and respect for the environment. The company manages approximately 25 interventions per week and boasts 100% satisfied customers. Its key promise: a 24/7 emergency service with rapid intervention throughout Luxembourg.
This is a craft company specializing in building techniques (heating engineer, plumber, air conditioning technician, renewable energy installer). Its areas of activity cover 4 main categories:
🔥 1. Heating (core business):
Installation of new systems
Annual maintenance (boilers)
Repair and troubleshooting
Gas / oil boilers
Heat pumps (aerothermal, geothermal)
Underfloor heating (specialty highlighted in news)
Boiler replacement
Hot water production
🛁 2. Plumbing / Sanitary:
Sanitary installations
Creation and renovation of turnkey bathrooms
General plumbing (piping)
Water softeners (installation, see Belvaux client case)
Plumbing troubleshooting
Fight against limescale deposits
💨 3. Ventilation:
❄️ 4. Air Conditioning:
Air conditioner installation
Air conditioning maintenance and cleaning
Repair / troubleshooting
Maintenance
Solutions adapted to the Luxembourgish summer
🌱 Renewable Energies (cross-cutting):
Heat pumps
Solar thermal panels
Ecological solutions
Energy savings