401(k) · DOL Form 5500 · 2023

Certified Stainless Services, Inc. Dba West-Mark 401(k) Plan

Data updated 2026-08-25

$10M
Total assets Small plan by assets
199
Participants Below avg headcount
59th
Percentile by assets National rank
$51,909
Avg per participant Low balance/head
PlainRetire home → About this data RSS: change history

Official DOL plan name: West-Mark Retirement Plan · Sponsored by Certified Stainless Services, Inc. Dba West-Mark · California · Manufacturing

$10M in assets, 199 participants

Certified Stainless Services, Inc. Dba West-Mark's West-Mark Retirement Plan reported $10M in total assets and 199 participants in its 2023 DOL Form 5500 filing, ranking in the 59th 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.

  • #8,560 in Manufacturing (18,722 peers)

Coverage in California

West-Mark Retirement Plan covers 199 participants in California, about 32% of the average California filer (state average ~630 per filing). Assets: $10M.

#8,560
in Manufacturing (18,722 peers)
-4.0%
assets change YoY

The plan reported a net loss of $425K for the year, a single-year figure driven by markets and benefit payments, not a measure of plan health.

West-Mark Retirement Plan's mid-pack asset rank among Manufacturing and all filers

West-Mark Retirement Plan vs every filed plan by assets

End-of-year total assets · plan year 2023 · DOL Form 5500

$10,329,860 Top 41% higher than 59% of 127,068 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 2023

West-Mark Retirement Plan among mid-size filed plans by headcount

Plan-year 2023 Form 5500 filings with a reported participant count, partitioned by headcount band, not by assets. West-Mark Retirement Plan sits mid-pack in the medium band (199 participants).

What changed between DOL Form 5500 filings

plan year 2022 → plan year 2023

  • West-Mark Retirement Plan reported net income rose from -$2M in the plan year 2022 filing to -$425K in the plan year 2023 filing.
  • West-Mark Retirement Plan reported participants rose from 189 in the plan year 2022 filing to 199 in the plan year 2023 filing.
  • West-Mark Retirement Plan end-of-year assets fell from $11M in the plan year 2022 filing to $10M in the plan year 2023 filing.

See the national 2022→2023 release diff →

Form 5500 schedule snapshot

Filing strip 941683335 · Certified Stainless Services, Inc. Dba West-Mark PY 2023 · 401(k)

West-Mark Retirement Plan · $10M · 199 · 59th

  • EOY $10M
  • 5500 199
  • ASSETS 59th
  • PCT 401(k)
  • EIN near M. R. Williams, Inc. 401(k) Profit Sharing Plan
  • RANK ind #8560

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 Manufacturing retirement plans → · Plans in California →

West-Mark Retirement Plan in the asset neighbourhood

West-Mark Retirement Plan$10MM. R. Williams, Inc. 401(k) Profit Sharing PlanM. R. Williams, Inc. 401(k) …$10MMicrosurgical Eye Consultants 401(k) Profit Sharing PlanMicrosurgical Eye Consultant…$10MNetwork Therapy Services, LLC 401(k) PlanNetwork Therapy Services, LL…$10MAmabile & Erman, P.C. 401(k) PlanAmabile & Erman, P.C. 401(k)…$10M
End-of-year total assets ($M) among West-Mark Retirement Plan and nearest nationwide 401(k) peers. Source: DOL Form 5500 plan year 2023.

California filing particulars

Total Assets (Beginning of Year)$11M
Net Assets (End of Year)$10M
Net Income-$425K
Employer EIN941683335
Plan Effective Date1979-04-01
Filing StatusFILING RECEIVED

Sponsor Plan History (Certified Stainless Services, Inc. Dba West-Mark)

Sponsor-wide plan assets over time

All Certified Stainless Services, Inc. Dba West-Mark plans reported in each filing year

Latest sponsor-wide plan assets
$11M 2.47503928833032% vs 2022
2024 filing year
$10M$10.5M$11M$11.5M 202220232024 $10.8M $11M ▲ +2.4%
Year Plans Participants Total Assets
2022 1 189 $11M
2023 1 199 $10M
2024 1 225 $11M

Nearby 401(k) Plans in California

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

West-Mark Retirement Plan vs. nearby 401(k) plans in California, assets vs. participants Scatter plot of 6 data points. -50000050000100000150000200000250000 -200204060 Total assets ($B) Participants West-Mark Retirement Plan, Total assets ($B): 0.01032986 · Participants: 199West-Mark Retirement PlanWells Fargo & Company 401(k) Plan, Total assets ($B): 51.831350351 · Participants: 193919Wells Fargo & Company 401(k) PlanGoogle LLC 401(k) Savings Plan, Total assets ($B): 39.047152408 · Participants: 122867Google LLC 401(k) Savings PlanOracle Corporation 401(k) Savings and Investment Plan, Total assets ($B): 26.320437734 · Participants: 63105Oracle Corporation 401(k) Savings and Investment PlanIntel 401(k) Savings Plan, Total assets ($B): 22.17918189 · Participants: 59863Intel 401(k) Savings PlanApple 401(k) Plan, Total assets ($B): 19.779511539 · Participants: 106111Apple 401(k) Plan
West-Mark Retirement Plan vs. nearby 401(k) plans in California, assets vs. participants
Compare West-Mark Retirement Plan side-by-side with 3 peers →

West-Mark Retirement Plan's out-of-state 401(k) peers by assets and headcount

Outside California, the nearest 401(k) by assets is M. R. Williams, Inc. 401(k) Profit Sharing Plan in NC ($10M); by covered participants it is Una's Nonprofit Retirement Solution in UT (199 participants). Same-state nearby plans are listed separately above.

Similar participant headcount

Nearest other-state filings by covered participants (199 participants); asset peers above are excluded.

DOL Form 5500 plan year 2023. Asset totals can differ widely at the same headcount; neither axis is a quality rating.

Frequently Asked Questions

How did West-Mark Retirement Plan assets move in 2023? ▼
West-Mark Retirement Plan edged down modestly - down 4.0% during 2023, from $11M to $10M. Reported net income was -$425K.
How have Certified Stainless Services, Inc. Dba West-Mark plan assets changed over time? ▼
Across 3 plan years on file (2022-2024), Certified Stainless Services, Inc. Dba West-Mark's sponsor-wide assets grew 2.5%, from $11M to $11M.
Which 401(k) plans are similar in size to West-Mark Retirement Plan? ▼
Among 401(k) plans in other states, the closest by assets is M. R. Williams, Inc. 401(k) Profit Sharing Plan in NC ($10M, 302 participants).
Which 401(k) plans cover a similar participant headcount to West-Mark Retirement Plan? ▼
Among 401(k) plans in other states, the closest by covered participants is Una's Nonprofit Retirement Solution in UT (199 participants, $987K in assets).

Source: U.S. Department of Labor, Employee Benefits Security Administration (EBSA), Form 5500 public disclosure dataset. Plan year 2023.

Source: DOL EFAST2 filing system (efast.dol.gov) - original filing retrieval by EIN 941683335.

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.