Isoweck

About

Founded in 1980, Isoweck is a private headquartered in Marmande, France with approximately 100-200 employees specializing in Solar, Energy Storage.

Founded in 1980 by Michel Weck and his son Gilbert, Isoweck has evolved into a major energy renovation actor in France. The company operates an integrated business model combining three complementary activities: thermal insulation and solar photovoltaic installation works for renovation and new construction; an integrated engineering bureau for custom project design and management; and manufacturing of ISOTEXTIL, a proprietary bio-sourced insulation made from recycled textile waste. The company serves diverse client segments including social landlords, construction companies, local authorities, individual homeowners, and professional builders. With 140 internal employees (100 technicians and installers), Isoweck maintains direct presence across France through 7 regional agencies and guarantees RGE certification and regulatory compliance on all projects.

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Certifications & Awards