Sjur Bjarte Talstad

Spectrum ASA engages in the provision of multi-client seismic surveys and seismic imaging services to the oil and gas industry. It holds the Spectrum library of multi-client seismic data that specializes in regional coverage and includes projects from oil producing regions of the world. It operates through the following geographical segments: North and South America; Africa, Mediterranean, and Middle East; Northwest Europe; and Asia Pacific. The company was founded in 1986 and is headquartered in Oslo, Norway.

Petroleum Services Group AS is a holding company, which engages in the construction and engineering project management. It also provides rig procurement, tailored training, software and consultancy manpower. The company was founded in 1987 and is headquartered in Oslo, Norway.

Tellus Petroleum AS develops and produces oil and gas. It focuses on subsurface, commercialization, development, and production, IOR skills, combined with business development, commercial, and financial execution acumen. The company was founded by Fridtjof Arne Jebsen, Einar Fredrik Semb, and Ivar Haaland in May 2012 and is headquartered in Oslo, Norway.