401(k) · DOL Form 5500 · 2024

California Water Service Company 401(k) Plan

Data updated 2026-08-25

$389M
Total assets Above avg plan size
1,271
Participants Near avg headcount
97th
Percentile by assets National rank
$306,350
Avg per participant High balance/head
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Official DOL plan name: California Water Service Company Savings Plan · Sponsored by California Water Service Company · California · Utilities

$389M in assets, 1,271 participants

California Water Service Company's California Water Service Company Savings Plan reported $389M in total assets and 1,271 participants in its 2024 DOL Form 5500 filing, ranking in the 97th percentile by assets among filed plans. Figures are as reported by the plan sponsor to the Department of Labor, not audited or endorsed by PlainRetire.

  • #571 in Utilities (732 peers)

Coverage in California

California Water Service Company Savings Plan covers 1,271 participants in California, 2.0x the typical California plan (state average ~630 per filing). Assets: $389M.

#571
in Utilities (732 peers)
+14.6%
assets growth YoY
3.9×
vs typical plan assets (national mean)

California Water Service Company Savings Plan's outsized position by total assets

California Water Service Company Savings Plan vs every filed plan by assets

End-of-year total assets · plan year 2024 · DOL Form 5500

$389,370,627 Top 3% higher than 97% of 123,620 filed plans

This plan $0 $2,050,000,000 every filed plan with reported assets, bucketed by value

Dashed line + filled bar = this entry, among filed plans.

Source U.S. Department of Labor Form 5500 filings (EBSA) · plan year 2024

California Water Service Company Savings Plan's large-plan peer group by participant headcount

Plan-year 2024 Form 5500 filings with a reported participant count, partitioned by headcount band, not by assets. California Water Service Company Savings Plan lands in the large band (1,271 participants).

What changed between DOL Form 5500 filings

plan year 2023 → plan year 2024

  • California Water Service Company Savings Plan end-of-year assets rose from $340M in the plan year 2023 filing to $389M in the plan year 2024 filing.
  • California Water Service Company Savings Plan reported participants rose from 1,229 in the plan year 2023 filing to 1,271 in the plan year 2024 filing.
  • California Water Service Company Savings Plan reported net income fell from $51M in the plan year 2023 filing to $50M in the plan year 2024 filing.

See the national 2023→2024 release diff →

Form 5500 schedule snapshot

Filing strip 940362795 · California Water Service Company PY 2024 · 401(k)

California Water Service Company Savings Plan · $389M · 1,271 · 97th

  • TYPE $389M
  • NET 1,271
  • BOOK 97th
  • VS-ST 401(k)
  • BOY near Carr, Riggs & Ingram Capital, LLC 401(k) Plan & Trust
  • SCH ind #571

Stamps derive from this plan's Form 5500 line items (assets, participants, type, EIN, cohort placement) - not a quality rating of the sponsor. Read with Utilities retirement plans → · Plans in California →

California Water Service Company Savings Plan in the asset neighbourhood

Continental Resources, Inc. 401(k)Continental Resources, Inc. …$390MCalifornia Water Service Company Savings PlanCalifornia Water Service Com…$389MCarr, Riggs & Ingram Capital, LLC 401(k) Plan & TrustCarr, Riggs & Ingram Capital…$389MSecurity Benefit Associates Profit Sharing and Savings PlanSecurity Benefit Associates …$389MLockheed Martin Corporation Operations Support Savings PlanLockheed Martin Corporation …$389M
End-of-year total assets ($M) among California Water Service Company Savings Plan and nearest nationwide 401(k) peers. Source: DOL Form 5500 plan year 2024.

California filing particulars

Total Assets (Beginning of Year)$340M
Net Assets (End of Year)$389M
Net Income$50M
Employer EIN940362795
Plan Effective Date1974-09-01
Filing StatusFILING RECEIVED

Sponsor Plan History (California Water Service Company)

Sponsor-wide plan assets over time

All California Water Service Company plans reported in each filing year

Latest sponsor-wide plan assets
$1.3B 22.69580060207888% vs 2022
2024 filing year
$1B$1.1B$1.2B$1.3B 202220232024 $1.03B $1.26B ▲ +22.3%
Year Plans Participants Total Assets
2022 2 2,388 $1.0B
2023 2 2,436 $1.2B
2024 2 2,513 $1.3B

Nearby 401(k) Plans in California

Peer 401(k) plans, same state, same plan type, ranked by total assets.

California Water Service Company Savings Plan vs. nearby 401(k) plans in California, assets vs. participants Scatter plot of 6 data points. -50000050000100000150000 -200204060 Total assets ($B) Participants California Water Service Company Savings Plan, Total assets ($B): 0.389370627 · Participants: 1271California Water Service Company Savings PlanGoogle LLC 401(k) Savings Plan, Total assets ($B): 48.738057415 · Participants: 116712Google LLC 401(k) Savings PlanOracle Corporation 401(k) Savings and Investment Plan, Total assets ($B): 31.02646504 · Participants: 58962Oracle Corporation 401(k) Savings and Investment PlanIntel 401(k) Savings Plan, Total assets ($B): 24.850880304 · Participants: 55298Intel 401(k) Savings PlanApple 401(k) Plan, Total assets ($B): 24.714519387 · Participants: 101450Apple 401(k) PlanCisco Systems,Inc. 401(k) Plan, Total assets ($B): 22.728425546 · Participants: 40452Cisco Systems,Inc. 401(k) Plan
California Water Service Company Savings Plan vs. nearby 401(k) plans in California, assets vs. participants
Compare California Water Service Company Savings Plan side-by-side with 3 peers →

California Water Service Company Savings Plan's out-of-state 401(k) peers by assets and headcount

Outside California, the nearest 401(k) by assets is Carr, Riggs & Ingram Capital, LLC 401(k) Plan & Trust in AL ($389M); by covered participants it is Woodhouse Auto Family 401(k) Plan in NE (1,271 participants). Same-state nearby plans are listed separately above.

Similar participant headcount

Nearest other-state filings by covered participants (1,271 participants); asset peers above are excluded.

DOL Form 5500 plan year 2024. Asset totals can differ widely at the same headcount; neither axis is a quality rating.

Frequently Asked Questions

How did California Water Service Company Savings Plan assets move in 2024? ▼
California Water Service Company Savings Plan grew at a solid clip - up 14.6% during 2024, from $340M to $389M. Reported net income was $50M.
How have California Water Service Company plan assets changed over time? ▼
Across 3 plan years on file (2022-2024), California Water Service Company's sponsor-wide assets grew 22.7%, from $1.0B to $1.3B.
Where does California Water Service Company Savings Plan rank by assets among Form 5500 filers? ▼
California Water Service Company Savings Plan ranks in the 97th percentile by end-of-year assets among 123,622 plans that reported assets for plan year 2024 (in the top 5% of all filed plans by assets).
Which 401(k) plans are similar in size to California Water Service Company Savings Plan? ▼
Among 401(k) plans in other states, the closest by assets is Carr, Riggs & Ingram Capital, LLC 401(k) Plan & Trust in AL ($389M, 2,234 participants).
Which 401(k) plans cover a similar participant headcount to California Water Service Company Savings Plan? ▼
Among 401(k) plans in other states, the closest by covered participants is Woodhouse Auto Family 401(k) Plan in NE (1,271 participants, $96M in assets).

Source: U.S. Department of Labor, Employee Benefits Security Administration (EBSA), Form 5500 public disclosure dataset. Plan year 2024.

Source: DOL EFAST2 filing system (efast.dol.gov) - original filing retrieval by EIN 940362795.

Read our methodology - how this data is sourced, computed, and verified.

Data sourced from U.S. Department of Labor Form 5500 filings (EBSA). See our methodology for details.