From the California Environmental Protection Agency (EPA): Guide to Use of California Human Health Screening Levels (CHHSLs) in Evaluation of Contaminated Properties.
May 16, 2025
May 2025—Torrance, CA—Partner Engineering and Science, Inc. (Partner), is pleased to announce that its founder and CEO, Joseph P. Derhake, PE, was selected as a finalist in the 2025 LA Times Studios LA Executive Forum and Leader Awards.
May 16, 2025
Partner experienced significant growth in 2024 despite challenges in the CRE market, with annual revenue increasing to $334,204 from $279,640 in 2023 (19%). To support this growth and in anticipation of increasing demand, Partner increased its staff from 1,300 employees in 2023 to over 1,400 at present.
May 12, 2025
Survey Insights into the Construction Industry’s Response to Tariffs By Robert W. Barone, R.A., LEED AP, Director of Construction Services at Partner Engineering and Science, Inc. | Published May 12th, […]
