hello
Clichy, France Energy solutions and equipment Energy saving studies and advice
Hellio is a company specializing in energy management and energy renovation work. It works with individuals, condominiums, businesses, manufacturers, local authorities, carriers and craftsmen throughout mainland France and the overseas departments and territories.
News See +
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Hellio Academy obtains ministerial accreditation to train local elected officials on the challenges of the energy transition
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Local elections 2026: Energy-efficient renovation of school buildings, a major issue for the next term
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Local energy transition: 80% of French people want their mayor to have more power to act on environmental matters.
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Achievements See +
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Overall renovation of a thermal strainer in Orléans: an evolution from the letter F to B in the DPE and 76% energy savings
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Hellio supported the municipality of Maslives in its energy transition to facilitate the renovation of its school
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Hellio helps finance the 1st European biobased energy renovation of passive performance
