etna GmbH operates in the business areas General Ventilation Technology (LKT), Building Management (GM), Cleanroom Technology (CRT) and Protection Technology (PROTECT). In financial year 2024 the largest share of activities, as in prior years, was in LKT and GM; LKT focuses on new builds and conversions for long‑standing customers, while CRT provides plant construction plus engineering services, qualification and cleanroom measurements and records a growing after‑sales business. The company has nationwide branches and locations in Frankfurt, Maintal, Kassel, Ludwigsburg, Hamburg, Hannover, Berlin, Krefeld, Chemnitz, Leipzig, Dresden and Hallbergmoos. In 2024 etna generated revenue of EUR 73,715,314.50 and employed on average 374 staff.
Die Dienstleistungen für die Gebäudetechnik jedweder Art, insbesondere die Instandsetzung, Instandhaltung, Ersatzteillieferung, Reinigung, Pflege, Bewachung, Energieoptimierungen, Modernisierungen und Umbauten. Die gewerbsmäßige Vermittlung zum Abschluss von Verträgen über Grundstücke, grundstücksgleiche Rechte, gewerbliche Räume, Wohnräume oder der gewebsmäßige Nachweis der Gelegenheit zum Abschluss solcher Verträge sowie die Abwicklung aller Geschäfte, die diesem Geschäftszweck dienen.
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Source: German Commercial Register (Handelsregister) Frankfurt am Main Local Court, HRB 34311 (as of 11 October 2026)
Source: German Commercial Register (Handelsregister) Frankfurt am Main Local Court, HRB 34311 (as of 11 October 2026)
Source: German Commercial Register (Handelsregister) Frankfurt am Main Local Court, HRB 34311 (as of 11 October 2026)
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Source: German Commercial Register (Handelsregister) Frankfurt am Main Local Court, HRB 34311 (as of 11 October 2026)
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