Karl Frederik Hellberg

Aktive roller

• BADSTUGATA 7-9 AS (Styremedlem) – Oslo
• HELLBERG EIENDOM AS (Styremedlem) – Oslo
• KAJUKA AS (Styrets leder) – Oslo
• STÅLFJÆRA 9 AS (Styremedlem) – Oslo
• TORGGATA 18 AS (Styremedlem) – Oslo