Walnut Creek
Location
2795 Mitchell Drive Walnut Creek, California 94598
Phone
925-932-1710
Fax
925-891-9107
Working Wonders With Water®
Ranked by Engineering News-Record as the country’s largest water-focused engineering firm, Carollo brings a full range of planning, design, and construction management services that meet the water and wastewater needs of municipalities, public agencies, private developers, and industrial firms nationwide. Carollo has more than 1,200 employees located in more than 50 offices.