Bertil Strömberg Byggnads AB Property manager since 1982 Menu Home Real estate Error report Contact Welcome Bertil Strömberg Fastighets AB manages 14 residential properties in Stockholm's southern suburbs. The company was founded in 1969 and is today owned by the Bertil Strömberg Foundation. Contact information Postal address: Box 93 129 22 Hägersten Phone: 08-560 318 09 Fax: 08 560 326 09 Email: info@bsfastighetsab.se