GSA Schedule 871 - Professional Engineering Services Analysis (PES)


Professional Engineering Services (PES) provides a streamlined approach for federal agencies to access iParametrics in the engineering and construction management disciplines. 

GSA Contract number:  GS-10F-112CA

871-7:  Construction Management and Engineering Consulting Services Related to Real Property

Services provided under this SIN include construction management (CM), engineering consulting, project management (PM), and related professional services specifically pertaining to real property.  CM services include, but are not limited to, design phase support, procurement support, commissioning services, testing services, construction claims support, and post-construction engineering services. The contractor performing engineering consulting services functions as an advisor to the government to assist with executing engineering tasks associated with real property. Engineering consulting services relating to real property include, but are not limited to, mechanical engineering, electrical engineering, fire protection engineering, forensic engineering, structural engineering, or any other specialized engineering consulting services that are utilized in regards to real property. Authorized engineering consulting tasks include design reviews, shop drawing reviews, submittal reviews, inspection and testing services, witnessing acceptance tests of equipment and systems, commissioning, modeling and analysis, loss investigation, facility surveys, safety evaluations, research studies, risk mitigation strategy development or reviews, and other related technical consulting services. PM services relating to a construction management or engineering consulting effort are authorized. 

For more information, please contact Andrew Klein at


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