Jan Johan Eriksson

Ernst Rosén AB operates as a real estate company. It specializes in property management and project development focusing on residential and commercial spaces. The company was founded by Ernst Rosén is headquartered in Gothenburg, Sweden.

Flodéns Byggnads AB is a construction contractor based in Gothenburg, SE. The company adapts and develops properties for property owners in the Gothenburg area. The employees' different backgrounds and experiences give them collective competence to carry out even complex construction projects. Flodéns is part of ByggPartner Gruppen AB, which is a purely construction group with operations under three brands. The group has around 1100 employees and turnover, pro forma in 2021, around SEK 4.5 billion. The customers are in both the private and public sector, with an emphasis on municipalities, regions, property companies, and insurance companies. The Swedish company was founded in 1927 and Anna Källström has been the CEO of the company since 2023. Flodéns Byggnads AB was acquired by ByggPartner Gruppen AB from Ernst Rosén Förvaltning AB.

Aranäs AB provides real estate rental and management services. It has completed its master builder's tradition from 1941 into the 2000s as an extremely active community builder. The company was founded in 1941 and is headquartered in Kungsbacka, Sweden.