Owner: United Airlines Lead Design Firm: PGAL Architects General Contractor: Manhattan Construction Co. Electrical/Lighting: Walker Engineering Inc. Subcontractors: CH Rigging Services Inc.; EAS Contracting; Electric Power Systems; Firetron Inc.; Gonzalez Commercial Electric; Hicks Lightning Protection; Holes Inc.; Lone Star Firestop LLC; MEI Rigging and Crating; Penhall Co.; Ursin’s Energy Efficient Lighting LLC