Harald Ellefsen's areas of expertise are especially related to strategic consulting, project and business development, government relations and public administration. He has his specialty at the interface area between politics, public exercising authority and business. He provides assistance to private businesses with administrative law issues. Ellefsen has extensive experience in various strategic and negotiation-related processes with government agencies both at administrative and political level.
Ellefsen was elected to the Norwegian Parliament from Sør-Trøndelag 1985-1997, having been 1st deputy from 1981 to 1985. He met permanently in the Parliament from 1983, and was a member of the Administration and Consumer Committee from 1983 to 1985, deputy chairman of the Justice Committee from 1985 to 1989 and member of the Finance Committee from 1989 to 1997.
Harald Ellefsen is a board member in Kverva AS and the board chairman in Sofell AS.