United States, July 15 -- NASA has selected seven companies to assist the agency with architectural and engineering services at multiple agency centers and facilities.The Western Regional Architect-Engineer Services is an indefinite-delivery/indefinite-quantity multiple award contract has a total estimated value not to exceed $75 million. The contract was awarded on July 14 with a five-year period of performance with the possibility of a six-month extension.The selected contractors are:DYNOTEC-KZF JV LLC of Columbus, OhioMerrick-IMEG JV LLP of Greenwood Village, ColoradoG Squared Design of Lakewood, ColoradoKal Architects Inc. of Irvine, CaliforniaAECOM Technical Services Inc. of Los AngelesStell SIA Sala O'Brien LLC DBA S3, LLC (S3) of Mou...