Chief Executive, Partner Engineering and Science Inc.

Partner Engineering and Science was awarded a multi-year contract in January from the South Florida Water Management District to perform environmental risk assessment services. In August, the firm was ranked No. 107 on the 2021 Engineering News-Record Top 200 Environmental Firms. Derhake launched Partner Engineering and Science in 2007 with eight employees. The company provides engineering and environmental services, including sub-surface investigations and site remediation as well as energy consulting and design services for development projects. Derhake holds an MBA from USC and a BS in civil engineering from Michigan State.

YEARS ON THE LA500: 5