IAV provides engineering services. The Company offers production-ready solutions, electronics and vehicle development, tools, and power train passenger cars. IAV serves the automotive industry globally.

Bertrandt AG provides engineering consulting and production support services to the automobile industry. The Company provides outsourcing services for the design, development, construction & testing of auto bodies, interiors, engines, and drive trains.

Akka Technologies provides high-technology engineering consulting services. The Company specializes in scientific project management and engineering, mechanical, electronic, computing, and telecommunications project management and engineering.

EDAG Engineering GmbH provides engineering services. The Company offers development of vehicles, derivatives, production plants, and optimization solutions, as well as renders project management, process consulting, and technology services.