Peter Karlsson
- Fratera Invest AB (556756-1369)
- EBC Group AB (559455-2290) – 33%
- EBC Environment Building Company AB (559455-2316) – 100%
- Washbuddy SciAnce AB (559372-6697) – 93%
- Bryte Car Wash Sweden AB (559337-4316) – 100%
- N&K Invest AB (559474-0382) – 50%
- Skandinaviska Glas Och Fasadsystem AB (559062-2725) – 30%
- Fratera Projekt AB (559383-9086) – 100%
- Gravarne Marina KB – 100% Invest
- Gravarne Marina AB (916555-2549) – 100%
- APT Invest AB (556881-6333) – 20%
- Mapify AB (559269-1165) – 20%
- Peo Hedemyr Fastighets AB (556691-9378) – 100%
- Kattedaben AB (556998-4908) – 100%
- Andel i Tanums Turisk ek för (716408-9091)
Erik Ahlström
- Ahlström Invest Bohuslän AB (556982-2884) – 100%
- Fratera Fastigheter Projekt AB (559372-6622) – 49%
- Fratera Fastigheter 4:35 AB (559344-9787) – 100%
- Fratera Fastigheter Trollhättan AB (559283-1530) – 100%
- Fratera Property Rental S.L – 100%
