Jan Peter Bertil Bengtsson

Gamlestadens Rör AB is a plumbing private company based in Gothenburg, Sweden. Gamlestadens Rör AB has been in the industry for over 70 years and is one of the oldest pipe companies in Gothenburg. The Swedish company specializes in all forms of plumbing installations, tribal renovations, and have extensive experience in new production housing. The company employs about 30 experienced installers and four officials who take care of their assignments. The company was founded in 1992 and is led by CEO Anders Carlsson.

Zenergy Bostäder Kvarter1 I Skillingaryd AB is a private company based in Skillingaryd, Sweden that specializes in building factory-ready housing, offices, and schools using their patented zip elements. The Swedish company's goal is to create the smartest homes of the future with their innovative and high-quality zip elements. The company has patents on this smart material, which they use as a basis for their construction. The company aims for their patented and CE-marked zip elements to become known as the perfect complement for building smart homes.

Zenergy Fastighets AB is a Swedish company that engages in renting and operating its own or leased real estate. The private company is based in Skillingaryd, Sweden. The CEO of the company is Nils Olof Magnusson.