AC Technical Service, AM King Group, AMEC Foster Wheeler, American Airlines, ATCS, PLC, B&W Fiberglass, BGE Inc., Blythe Construction, Blythe Development Co., Britt, Peters & Associates, Inc., Cardno, CALYX Engineers & Consultants, Carolina CAT (49er Gold), Chesapeake Containment Systems Inc., (49er Gold), CIMTEC Automation, LLC, City of Charlotte- Engr. and Property Mgnt. Dept., Clark Nexsen, ColeJenest & Stone (49er Gold), Continental Automotive Systems (49er Gold), Corning Inc., (49er Gold), Doosan Bobcat, DRMP, Inc., Duke Energy, Electrical Consulting Engineers (ECE), Engineering Consulting Services (ECS), English Construction Company, ESP Associaties, Inc., E.S. Wagner Company, FCCC -Freightliner Custom Chassis (49er Gold), Flatiron Construction, Framatome, GHD, Gilbane Building Company, The Haskell Company (49er Gold), HDR Inc., Honda R&D Americas (49er Gold), Ingersoll Rand (49er Gold), LaBella Associates, D.P.C., LandDesign Inc., Little, McAdams (49er Gold), McKim & Creed, Inc., Merrick & Company, Messer Construction, Metlife Global Technology (49er Gold), NAVAIR (49er Gold), NC Dept. of Transportation, Night Vision & Electronic Sensors Directorate (NVESD), Parrish and Partners, LLC, Pike Engineering, POWER Engineers, Inc., Ramey Kemp & Associates, RK&K, RoviSys Building Technologies, RS&H, Schaeffler (49er Gold), Schweitzer Engineering Laboratories (SEL), Sealed Air (49er Gold), SEPI Engineering & Construction, SKA Consulting Engineers Inc., Software Toolbox, Sloan Construction, SteelFab Inc., Storm Technologies, Summit Design & Engineering Services, SUMMIT Engineering, Laboratory & Testing PC, Talbert, Bright & Ellington Inc., Tata Consultancy Services, TE Connectivity, Terracon Consultants Inc., The Lane Construction Company, The Whiting-Turner Contracting Company, Thomas and Hutton, Timmons Group, TTI Floorcare (49er Gold), Turner Construction, United Technologies Corp. (49er Gold), Urban Design Partners, Utilis, Volvo Group (49er Gold), Wade Trim, Wharton-Smith Inc., WK Dickson, Zachry Construction Corp., and Zapata Inc.