According to our records, this business is located at 17750 W 32nd Ave. in Golden (in Jefferson County), Colorado 80401, the location GPS coordinates are: 39.7651727 (latitude), -105.2001845 (longitude). Keystone Holdings LLC is categorized under Ceramic or Ferrite Permanent Magnets (SIC code 3264). Known organization manager is John Coors. Current estimates show that the unit has a sales volume of $118,100,000 and staff of approximately 2,362 people. You can contact the company by phone at (303) 271-7000.