CER Group N.A. (CAD Engineering Resources) is an ISO 9001:2015 certified, MBE global company providing World-Class Services. ... We specialize in Staffing, Third-Party Containment, Liaison Services, Light Assembly and Kititng. We also can provide warehousing throughout North America. CER Group N.A. and its divisions supply solutions to the Automotive, Aerospace, Offroad Equipment, Agricultural, Pharmaceuticals and Textile Industries. read more