About
Founded in 2019, 4billion is a private headquartered in Berlin, Germany with approximately 10-50 employees specializing in Solar.
4billion is a registered electrical installation company (Elektrofachbetrieb) based in Berlin, Germany. The company specializes in photovoltaic system design and installation for residential properties and commercial buildings, with particular expertise in flat roof and industrial hall applications. They offer complete engineering, procurement, and construction (EPC) services including wind load calculations, ultralight mounting systems without ballast or drilling, professional installation, monitoring setup, and grid connection coordination. The company also provides complementary services in electrical infrastructure upgrades, heat pump installation, charging station setup, and building technology integration with partner contractors.
Headquarters
Berlin, Germany
Founded
2019
Employees
10-50
Company Type
Private