California Water Services' EIN is 77-0199748.
Download the official 2025 Form 5500 (PDF) for California Water Services from the U.S. Department of Labor's EFAST2 system.
Download the official 2025 Form 5500 (PDF)California Water Services' plan includes profit-sharing, ERISA 404(c) participant direction, a 401(k) feature, a default investment (QDIA).