Partner Engineering and Science Inc. (Partner), an international engineering, environmental and energy consulting firm headquartered in Torrance, CA, has been featured on the 2023 Inc. Regionals: Pacific list of the fastest-growing private companies in America! This year, Partner was ranked #179 on the list. This follows Partner’s record 7th appearance on the INC 5000 on August 2022.
Founded in 2007, Partner’s first office was in Manhattan Beach and began with only 8 employees. In just 16 years, Partner expanded to 9 offices in the west coast, 40 in the US, and established an international presence in markets such as Europe, Canada, and Israel.
Monique Burrola, Partner’s Chief Operating Officer, and a founding member says “California was the right springboard to start our firm. There’s an incredibly talented pool of Commercial Real Estate professionals here and a booming real estate market with an abundance of properties and projects.”
Partner continues to invest in practices that are critical to CRE projects for the west coast such as seismic and energy efficiency projects. Partner also has new services for California multifamily owners to help them stay compliant with the upcoming balcony inspection deadlines.

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.




