Transtema Group AB engages in designing, planning, installation, service, maintenance, operation, and monitoring of communications infrastructure. The company offers mobile network services, including expanding and optimizing 5G networks; indoor coverage services, such as consulting services, analysis and planning services, equipment delivery, project management, system implementation, test and commissioning, as-built documentation, and maintenance; fiber network and services, comprising design, installation, operation and monitoring, and service and maintenance; and EV chargers. Transtema Group AB was founded in 1997 and is headquartered in Mölndal, Sweden.