Bedrift O - Tverrelvdalen

• Opgård Alf
• Opgård Motor AS
• Oskar Eriksen
• Opgård Øistein
• Oliver Haugan
• Opgård Motor
• Ola Losvar
• Ofelas Holding AS
• Oni Prosjekter AS
• O.i.Holding AS
• Ole E. Sønvisen AS
• Oluf Johannes Flage