Heizmüller

Heizmüller GmbH is a Berlin heating contractor that plans, installs and services Bosch heat pumps. The services listed on its website include heat load calculation, replacing existing gas or oil heating, commissioning, and help with government funding applications.

Its customers are homeowners of single-family and small multi-family houses in Berlin and the surrounding area, with a focus on older buildings. The website describes a project-based model in which it quotes and installs each system; it does not publish prices or other revenue streams.

The company names Daniel Müller and Metin Keles as founders. Its showroom is at Alt-Moabit 73/73a in Berlin, and the website states more than 1,800 heat pump projects completed. Current job listings include heat pump field sales, founder's associate internships, and a plumbing and heating installer (Anlagenmechaniker SHK) position.

Product: Planning, installation and servicing of Bosch air-to-water heat pumps for existing homes, including funding application support.