Doran Cos. has purchased its headquarters building.

The Bloomington-based general contracting, development and management company said it bought the office building at 7803 Glenroy Road for about $2.2 million. The seller of the building was Paramount IV LLC.

Various Doran entities now occupy 10,970 square feet of the 34,649 square foot three-story building.

Other tenants include United Sugars Corp., S.S.C. Technologies Inc., Consultis of MN Inc., Selective Site Consultants Inc., Pennant Co. and other small tenants. The building is 80 percent leased.

Kelly Doran, principal and owner of Doran Cos. said that extensive interior and exterior renovations will begin immediately. In addition, a sign will be added identifying tenants to those travelling along busy W. 78th St. Both will result in "the finest little office building along the 494 strip," he said.

Renovations will include: New landscaping, parking lot asphalt, curbs. sidewalks and building signage; new HVAC systems; parking garage improvements including heat and ventilation; elevator, common area and restroom upgrades; new entry door systems, a building conference room and outdoor patio.