Kleinfelder

Kleinfelder is a multidisciplinary engineering, science and construction firm founded in 1961 and headquartered in San Diego, California, with a presence across North America and Australia.

The firm specialises in transportation, water, energy and environmental infrastructure, with geotechnical, environmental, materials-testing and construction-management services.

Its services span civil and geotechnical engineering, environmental sciences, materials testing and construction management for public and private clients.