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Partner Engineering and Science, Inc.
Partner Engineering and Science, Inc.
You are here: Home » About Partner ESI » Our People » Brett Hayes, PE, CDT, LEED AP BD+C

Brett Hayes, PE, CDT, LEED AP BD+C

National Client Manager


Located in

Chicago, Illinois
  • Registered Professional Civil Engineer, Commonwealth of Virginia
  • Registered Professional Civil Engineer, State of Illinois
  • LEED Accredited Professional (LEED AP BD+C)
  • Construction Documents Technologist (CDT)
  • 2020 Next Generation Honoree
  • Bachelor of Science in Civil Engineering, Virginia Tech


Brett Hayes serves as a National Client Manager in the Chicago office after an initial three years of progressively challenging experience as a Senior Project Manager. In his current role, Brett collaborates with a multidisciplinary team out of 45+ regional US offices to build, deepen, and influence a diverse set of client relationships who trust in Partner for engineering, environmental, and energy consulting services for global commercial real estate assets.

With early understanding of each client’s distinct role and objectives, Brett leverages his broad engineering and construction background to effectively guide them through the various lifecycle stages, from initial due diligence and design to development, construction, and the ongoing maintenance and optimization of a real estate asset. Prior to his client relationship management role, Brett oversaw hundreds of Property Condition Assessments, including research and planning, field work, and technical report writing and quality control. His competencies include all major property types (specifically high-rise applications), such as multifamily, industrial, office, healthcare, retail shopping centers, self-storage, and hospitality.

Thought Leadership

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