
Joe Derhake, PE
CEO at Partner Engineering & Science, Inc.
Published on August 29, 2024 in ConnectCRE
Partner’s Joe Derhake, PE, has been featured in ConnectCRE’s new series called “Inspiring Leaders in Our Changing Industry.” This series highlights visionary leaders in the CRE space that are pioneering new frontiers and transitions.
“Partner has always had an entrepreneurial spirit; it has been part of our culture from day one” says Derhake. New and successful business ventures such as Partner Valuation Advisors and the SiteLynx platform continue to deliver exceptional value to our clients.

June 22, 2026
Partner has named Frederick Ellington, AIA, LEED AP, as Technical Director in its Construction Services division. With 30+ years of experience, he strengthens the firm's construction risk management, due diligence, and project advisory capabilities for commercial real estate clients.

May 27, 2026
Capital planning in commercial real estate has entered a new phase. In addition to traditional lifecycle replacements, managers now face a growing set of capital needs driven by energy ordinances, decarbonization goals, and climate risk. These drivers are no longer peripheral considerations; they are central to how capital plans are developed, prioritized, and executed.

June 05, 2026
Partner Property Consultants, the European subsidiary of Partner Engineering & Science, Inc. (Partner ESI), announces that Antoine Yeprem joined the company in June 2026 as Senior Consultant, Real Estate Due Diligence, in Germany.




