B.R.A.S.S.T. Bau GmbH provides classic technical building services (TGA) in heating, sanitary and climate as well as electrical work and supports projects from execution planning to installation. The service offering also includes heat supply (contracting), other energy deliveries and building-technology installations; the company mainly serves large-scale projects in the greater Berlin area. Its client base includes industrial, commercial and private customers as well as the public sector, and the company has operated in the TGA sector for 30 years. BRASST is part of the Builtech group, which bundles SHK, electrical and finishing trades as a full‑service provider in the DACH region.
Die Betreibung einer Bauunternehmung, insbesondere die Errichtung von Bauwerken und Nebenleistungen. ferner: Betreibung von Wärmelieferungen (Contracting) und von anderen Energielieferungen sowie Installation der Gebäudetechnik: Heizung, Sanitär, Elektro u. a. Gewerke
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Source: German Commercial Register (Handelsregister) Berlin (Charlottenburg) Local Court, HRB 38265 (as of 19 October 2026)
Source: German Commercial Register (Handelsregister) Berlin (Charlottenburg) Local Court, HRB 38265 (as of 19 October 2026)
Source: German Commercial Register (Handelsregister) Berlin (Charlottenburg) Local Court, HRB 38265 (as of 19 October 2026)
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Source: German Commercial Register (Handelsregister) Berlin (Charlottenburg) Local Court, HRB 38265 (as of 19 October 2026)
Dipl.-Ing. Gerhard Neuefeind GmbH.
Würselen · Gas-, Wasser-, Heizungs- sowie Lüftungs- und Klimainstallation
THEOD. MAHR SÖHNE GmbH
Aachen · Gas-, Wasser-, Heizungs- sowie Lüftungs- und Klimainstallation
Rhomberg Sersa Bahntechnik GmbH
Essen · Gas-, Wasser-, Heizungs- sowie Lüftungs- und Klimainstallation
