Sten Olof Tomas Karlsson

Mastec AB manufactures machinery and components. Its services include design and construction, machining, sheet metal, welding, coating, injection molding of plastics, assembly, testing, and installation. The company provides services to the automotive, telecom, and goods industries. Mastec was founded in 1985 and is headquartered in Huskvarna, Sweden

Jönköpings Modelltillverkning AB is a well-established tool and model manufacturing private company based in Bankeryd, Sweden. Jönköpings Modelltillverkning AB offers a range of services including CAD/CAM, prototypes and gjuterim models, and measurement and control. The Swedish company has a broad customer base in the foundry, vehicles, plastic, and aviation industries, and works closely with large companies such as Volvo, VCE, Saab Aerostructures, Rolls Royce, and the country's leading foundries. Jönköpings Modelltillverkning AB is ISO 9001 and ISO 14001 certified and is committed to improving the internal and external environment while maintaining the quality of its services. The company was founded in 1975 by Roland Eriksson and Arnold Blomqvist, and the CEO is Ulf Wilhelmsson.