Cardinal Services, Inc Share: Human Resources Cardinal Services, Inc Visit Website 4949 South Macadam Ave Suite 86 Portland, Oregon 97239 503.388.6033, ext 2910 (800) 342-4742 LinkedIn Facebook YouTube Hours: 8 am - 5 pm. Mon-Fri. About Map About We are a business services firm that focuses on the employment related complexities business owners face daily. Payroll, HR, workers compensation, risk management, benefits, 401k, hiring, staffing. What's Nearby? Distance: 5 10 15 20 25 50 mi.