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Employer with a benefit plan

CALIFORNIA WATER SERVICE COMPANY

CALIFORNIA WATER SERVICE COMPANY's Employer Identification Number (EIN) is 94-0362795.

At a glance

EIN
94-0362795 · 940362795
Legal name
CALIFORNIA WATER SERVICE COMPANY
Address on file
1720 NORTH FIRST STREET, SAN JOSE, CA 951124598
Records show
SEC filer; employer with a benefit plan
Latest record
2025-10-14

Benefit plans

DOL Form 5500 filings (EFAST2) · records as of 2025-10-14

Benefit plan 504, 2024 filing
CALIFORNIA WATER SERVICE CO HEALTH CARE PLAN
Source: DOL 5500 · as of 2025-10-14
Participants (start of year)
1,697
Source: DOL 5500 · as of 2025-10-14
Plan features
Health (other than dental or vision); Dental; Vision
Source: DOL 5500 · as of 2025-10-14
Plan type
Single-employer plan
Source: DOL 5500 · as of 2025-10-14
Business code (NAICS)
221300
Source: DOL 5500 · as of 2025-10-14
Benefit plan 502, 2024 filing
CALIFORNIA WATER SERVICE CO LIFE INSURANCE COMPANY
Source: DOL 5500 · as of 2025-10-13
Participants (start of year)
1,695
Source: DOL 5500 · as of 2025-10-13
Plan features
Life insurance
Source: DOL 5500 · as of 2025-10-13
Plan type
Single-employer plan
Source: DOL 5500 · as of 2025-10-13
Business code (NAICS)
221300
Source: DOL 5500 · as of 2025-10-13
Benefit plan 503, 2024 filing
CALIFORNIA WATER SERVICE CO LONG TERM DISABILITY PLAN
Source: DOL 5500 · as of 2025-10-13
Participants (start of year)
862
Source: DOL 5500 · as of 2025-10-13
Plan features
Temporary disability; Long-term disability
Source: DOL 5500 · as of 2025-10-13
Plan type
Single-employer plan
Source: DOL 5500 · as of 2025-10-13

What this record is

Public filings that carry this EIN (DOL Form 5500 filings (EFAST2) and SEC EDGAR company filings), shown as filed. Nothing is scraped from the IRS, and a public-record match is not IRS TIN validation.

What it is not

Registry status, formation date, and registered agent come from the California Secretary of State, Business Programs Division (Business Entities); see the California business entity search.

If something is wrong

A name, address, or classification here is what the source published. To correct the source, file with it; to have this page removed, see corrections and removal.

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