Leadership

Richard Leigh

Richard Leigh

President

Philip Tritico, P.E.

Philip A. Tritico, P.E.

Principal | Earthworks Division

Sonja Williams, P.E., P.G.

Sonja D. Williams, P.E., P.G.

Technical Director of Environmental Services

Mark Gray, P.E.

Mark D. Gray, P.E.

Principal | Geotechnical and Environmental Divisions

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Kelly Rotert, P.E., DBIA

Executive Vice President

Fanny Burrow

Fanny Burrow

Office Manager

Larry Bracken, P.E.

Larry Bracken

Principal | Materials Testing Division

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Brenda Conley

Managing Director of Environmental Services

Ann Adams

Ann Adams

Director of Client Relations