California Water Service Group Marks 100 Years as Western U.S. Water Utility Giant

  • California Water Service Group (NYSE: CWT) celebrates its 100th anniversary in 2026, marking a century of service.
  • The company serves 2.1 million people across five states, making it the third-largest publicly traded water utility in the U.S.
  • Founded in 1926 by three World War I veterans, it is now the largest regulated public water utility west of the Mississippi River.
  • The company operates through subsidiaries in California, Hawaii, New Mexico, Texas, and Washington.

California Water Service Group's centennial highlights its enduring role as a key player in the water utility sector. As the largest regulated water utility west of the Mississippi, its longevity underscores the critical need for reliable water infrastructure. The company's focus on sustainability and community well-being aligns with broader industry trends toward responsible resource management and regulatory compliance.

Infrastructure Investment
The pace at which the company will invest in water and wastewater infrastructure to maintain reliability and sustainability.
Regulatory Dynamics
How evolving regulations will impact the company's operations and growth in its five-state footprint.
Operational Resilience
Whether the company can sustain its commitment to service and integrity amid increasing environmental and demographic challenges.