Hertner GmbH provides classic technical building services (TGA) in heating, sanitary, ventilation/air conditioning and electrical systems. The company supports customers throughout the entire construction phase — from execution planning to installation — and primarily serves large projects across Germany with industrial and commercial customers. Hertner GmbH is part of the Builtech group; the parent company is Builtech Holding GmbH headquartered in Berlin.
Vertrieb und Installation von Sanitär-, Heizungs-, Lüftungs- und Feuerlöschanlagen sowie die Bauflaschnerei einschließlich des Handels mit Zubehör und Ausstattungen
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Source: German Commercial Register (Handelsregister) Stuttgart Local Court, HRB 753866 (as of 10 October 2026)
Source: German Commercial Register (Handelsregister) Stuttgart Local Court, HRB 753866 (as of 10 October 2026)
Source: German Commercial Register (Handelsregister) Stuttgart Local Court, HRB 753866 (as of 10 October 2026)
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Source: German Commercial Register (Handelsregister) Stuttgart Local Court, HRB 753866 (as of 10 October 2026)
