For the 9th straight year, Partner Engineering and Science, Inc. is pleased to be featured on the 2021 Engineering News-Record Top 200 Environmental Firms list. On the 2021 list, which reflects 2020 revenue, Partner was ranked #107 out of 200. As a recognized authority in commercial real estate due diligence, Partner specializes in Phase I Environmental Site Assessments.
In the past year, Partner has grown to over 1,100 employees around the world, the most in Partner’s history.
“During 2020, clients continued to invest in our strong market leadership to support their real estate initiatives as the economy began to reopen,” said Nicole TK Moore, National Technical Director of Environmental Sciences for Partner.
The firm’s environmental and industrial hygiene teams have been bolstered by several notable hires including: Scott Pritchard, Steve Luzkow, Paul Hitchings, Dave Hunter, and David Lutz. “These and other great additions to our team bring a wealth of knowledge and experience to our practices,” said Moore.
As ENR reports, the engineering community experienced a 2020 revenue increase that outperformed all of the forecasts. Moore notes, “2021 will continue to be a strong year in real estate, and we’ll be ready to support our clients.”
For a full list of the top 200 environmental firms for 2021, click here.

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.




