Insights

Strong Market Presence California Water Service is the third-largest water utility in the US, serving nearly half a million customer connections across 23 districts in California, indicating extensive market penetration and potential for expanding water-related solutions.

Sustainability Leadership The company has been recognized as one of America's Greenest Companies and awards for water efficiency, presenting opportunities to offer eco-friendly products, green technologies, and sustainability consulting to enhance their environmental initiatives.

Strategic Renewable Partnerships Recent collaborations with EDP Renewables on solar power projects suggest openness to renewable energy solutions, creating potential for joint ventures or the supply of innovative clean energy infrastructure services.

Recognition & Trust Being named one of the world's most trustworthy companies multiple years in a row indicates a strong reputation, making it easier to position value-added services such as technology integrations or customer engagement platforms.

Financial Stability With revenues exceeding one billion dollars and recent investments in infrastructure and technology, the company presents opportunities for scalable solutions in water management, digital transformation, and regulatory compliance initiatives.

Similar companies to California Water Service

California Water Service Tech Stack

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

  • NumPy
    Advanced Analytics And Data Science
  • CIM Technologies
    Cad & Graphics
  • Amazon Web Services
    Cloud Hosting
  • Open Graph
    Content Management System
  • Webpack
    Development
  • LexisNexis
    Legal Solutions
  • reCAPTCHA
    Security
  • X-Content-Type-Options
    Web & Portal Technology

Media & News

California Water Service's Email Address Formats

California Water Service uses at least 1 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%

Frequently Asked Questions

Where is California Water Service's headquarters located?

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California Water Service's main headquarters is located at US. 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.

How much revenue does California Water Service generate?

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As of October 2025, California Water Service's annual revenue is estimated to be $795M.

What is California Water Service's SIC code NAICS code?

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California Water Service's SIC code is 8611 - Business Associations NAICS code is 22 - Utilities.

How many employees does California Water Service have currently?

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As of October 2025, California Water Service has approximately 1K employees across 2 continents, including North AmericaEurope. Key team members include Chief Human Resources Officer: K. H.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 NumPyCIM TechnologiesAmazon Web ServicesOpen GraphWebpackLexisNexisreCAPTCHAX-Content-Type-Options.

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 October 2025, 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

California Water Service

UtilitiesUnited States1001-5000 Employees

California Water Service (Cal Water) is the largest regulated American water utility west of the Mississippi River and the third-largest in the country. Formed in 1926, the San Jose-based company serves 492,600 customer connections through 23 districts throughout the state.

Cal Water is the largest subsidiary of the California Water Service Group, which also includes Washington Water Service, New Mexico Water Service, Texas Water Service, and Hawaii Water Service. As a whole, the Group provides high-quality regulated and non-regulated utility services to approximately 2 million people in 100 communities. Company-wide, our employees share a commitment to being the leading provider of water and wastewater services and delivering quality, service, and value to our customers.

Section iconCompany Overview

Headquarters
US
Phone number
SIC Code
8611 - Business Associations
Stock Symbol
CWT
NAICS Code
22 - Utilities
Founded
1926
Employees
1001-5000

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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