Insights

Cybersecurity risk Recent reports of possible cyberattacks and hacker breaches at California Water Service indicate a heightened need for robust cybersecurity, data protection, and incident response services for critical utilities.

Digital modernization Cal Water’s tech stack includes AWS, SharePoint and other modern tools, signaling opportunities to offer cloud optimization, data analytics, remote monitoring, and secure collaboration solutions to enhance efficiency and resilience.

Infrastructure expansion Ongoing investments in water storage, pump stations, new mains, and extended service areas (Visalia, Livermore, Chico data concerns) present cross-sell potential for asset management, IoT sensor networks, SCADA integration, and predictive maintenance.

Fire protection Partnerships with Fire Districts and conservation programs show alignment with emergency response and resilience initiatives, offering opportunities in water system resilience, firefighting water supply optimization, and joint training technologies.

Regional scale As the largest regulated western US water utility and a major group with multiple state operations, Cal Water presents opportunities for enterprise-wide procurement programs, standardization projects, and managed services across its districts.

Similar companies to California Water Service

California Water Service Tech Stack

California Water Service uses 8 technology products and services including NumPy, CISSP, Amazon Web Services, and more. Explore California Water Service's tech stack below.

  • NumPy
    Advanced Analytics And Data Science
  • CISSP
    Certificates
  • Amazon Web Services
    Cloud Hosting
  • Microsoft SharePoint
    Content Management System
  • Babel
    Development
  • OWL Carousel
    Javascript Libraries
  • Avetta
    Risk And Compliance
  • MediaElement.js
    Video Players

Media & News

California Water Service's Email Address Formats

California Water Service uses at least 2 format(s):
California Water Service Email FormatsExamplePercentage
FLast@calwater.comJDoe@calwater.com
87%
Last@calwater.comDoe@calwater.com
8%
First.Last@calwater.comJohn.Doe@calwater.com
3%
LFirst@calwater.comDJohn@calwater.com
2%
FLast@calwatergroup.comJDoe@calwatergroup.com
61%
First.Last@calwatergroup.comJohn.Doe@calwatergroup.com
29%
First_Last@calwatergroup.comJohn_Doe@calwatergroup.com
10%

Frequently Asked Questions

Where is California Water Service's headquarters located?

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California Water Service's main headquarters is located at United States. The company has employees across 2 continents, including North AmericaEurope.

What is California Water Service's phone number?

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You can contact California Water Service's main corporate office by phone at . For more prospecting data, LeadIQ has access to up-to-date and accurate contact information within our platform. Find, capture, and sync contact data to your CRM and sales tools in one click.

What is California Water Service's stock symbol?

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California Water Service is a publicly traded company; the company's stock symbol is CWT.

What is California Water Service's official website and social media links?

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California Water Service's official website is calwater.com and has social profiles on LinkedInCrunchbase.

What is California Water Service's NAICS code?

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California Water Service's NAICS code is 22 - Utilities.

How many employees does California Water Service have currently?

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As of May 2026, California Water Service has approximately 707 employees across 2 continents, including North AmericaEurope. Key team members include Cpo: J. B.Chief Business Development Officer And Vice President, Twsc, Inc: S. P.Chief Financial Officer: C. D.. Explore California Water Service's employee directory with LeadIQ.

What industry does California Water Service belong to?

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California Water Service operates in the Utilities industry.

What technology does California Water Service use?

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California Water Service's tech stack includes NumPyCISSPAmazon Web ServicesMicrosoft SharePointBabelOWL CarouselAvettaMediaElement.js.

What is California Water Service's email format?

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California Water Service's email format typically follows the pattern of FLast@calwater.com. Find more California Water Service email formats with LeadIQ.

How much funding has California Water Service raised to date?

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As of May 2026, California Water Service has raised $4.3M in funding. The last funding round occurred on Apr 12, 2023 for $4.3M.

When was California Water Service founded?

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California Water Service was founded in 1926.
California Water Service logo

California Water Service

UtilitiesUnited States501-1000 Employees

California Water Service (Cal Water) is a regulated water utility operating in the United States. It is the largest regulated water utility west of the Mississippi and the third-largest in the country, serving 492,600 customer connections across 23 districts in California. Founded in 1926 and based in San Jose, California, the company provides essential water services to residential and commercial customers, supporting reliable water supply and fire protection. It is the largest subsidiary of the California Water Service Group, a broader holding that includes other state-focused water service providers.

Section iconCompany Overview

Headquarters
United States
Phone number
Stock Symbol
CWT
NAICS Code
22 - Utilities
Founded
1926
Employees
501-1000

Section iconFunding & Financials

  • $4.3M

    California Water Service has raised a total of $4.3M of funding over 1 rounds. Their latest funding round was raised on Apr 12, 2023 in the amount of $4.3M.

  • $1B$10B

    California Water Service's revenue is estimated to be in the range of $1B$10B

Section iconFunding & Financials

  • $4.3M

    California Water Service has raised a total of $4.3M of funding over 1 rounds. Their latest funding round was raised on Apr 12, 2023 in the amount of $4.3M.

  • $1B$10B

    California Water Service's revenue is estimated to be in the range of $1B$10B

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