California Water Service Company

1720 North First St.
San Jose, California 95112
United States View Map >>

P: (408) 367-8200
F: (408) 367-8430
California Water Service Company (Cal Water) is the largest investor-owned American water utility west of the Mississippi River and the second largest in the country. Formed in 1926, the San Jose-based company serves 500,000 customers through 28 Customer and Operations Centers throughout the state. Cal Water is the largest subsidiary of the Calif... more

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Russell 3000

Products & Services

cws utility services


Water & Water Treatment, Waste Treatment, Environmental Services & Recycling

Stock Market


SIC Codes

4941, 4971, 6719


221310, 551112

Recently updated profiles at this company (630 contacts available)

John Graham
Water Quality Program Manager
Tammy Nguyen
Talent Acquisition Manager
Eric Charles
Flat To Meter Superintendent
Loan Nguyen
Information Technology Support Manager
Lisa Mann
Customer Service Manager
Mike Ireland
President of Harbor Water
Roger Ealey
Data Center \ Disaster Recovery Specialist
Colette Mathewson
Applications Training Administrator
Shawn Heffner
Director of Corporate Development and Real Estate
Elissa Ouyang
Chief Pro and Lead CI Officer
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