MicroNet Template Insperity, Inc. Share: Human Resource Services Visit Website 2999 Oak Rd., Ste. 200 Walnut Creek, CA 94597 (877) 854-9566 (925) 977-1832 (fax) LinkedIn Facebook Twitter YouTube About Map About A national company with a Bay Area office-provides business services, such as staffing, human resources management and finance to technology companies. LAV 12/98 What's Nearby? Distance: 5 10 15 20 25 50 mi.