About
Otter-gmbh is a renewable energy company headquartered in Köln, Germany specializing in Solar, Biomass, Other.
Otter-gmbh is a full-service heating and building systems company based in Cologne, Germany. The company specializes in renewable energy technologies including solar thermal systems (Solarthermie), photovoltaic systems (Photovoltaik), heat pumps (Wärmepumpen), and biomass heating (Pelletheizung/Biomasse). Beyond renewables, they offer conventional heating systems, ventilation, climate control, sanitary/bathroom installations, water management, and digital control systems. Services include installation, maintenance, emergency repair, and energy consulting.
solar thermalphotovoltaicheat pumpsbiomass heatingHVACsanitary systemsmaintenanceenergy consulting
Headquarters
Köln, Germany
Business Models
B2C
Value Chain
InstallationO&MConsulting