401(k) · DOL Form 5500 · 2023

Sierrathermal, Inc. 401(k) Plan

Data updated 2026-08-25

$10M
Total assets Small plan by assets
93
Participants Small participant base
58th
Percentile by assets National rank
$105,102
Avg per participant Below avg balance/head
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Official DOL plan name: Sierrathermal, Inc. 401(k) Plan · Sponsored by Sierrathermal, Inc. · California · Manufacturing

$10M in assets, 93 participants

Sierrathermal, Inc.'s Sierrathermal, Inc. 401(k) Plan reported $10M in total assets and 93 participants in its 2023 DOL Form 5500 filing, ranking in the 58th 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.

  • #8,276 in Manufacturing (18,722 peers)

Sierrathermal, Inc. multi-year trail

Sierrathermal, Inc.'s plans moved +41.9% in assets from 2022 to 2024; this filing shows Sierrathermal, Inc. 401(k) Plan at $10M / 93 participants.

#8,276
in Manufacturing (18,722 peers)
+21.4%
assets growth YoY

Sierrathermal, Inc. 401(k) Plan's mid-pack asset rank among Manufacturing and all filers

Sierrathermal, Inc. 401(k) Plan vs every filed plan by assets

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

$9,774,532 Top 42% higher than 58% 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

Sierrathermal, Inc. 401(k) Plan among smaller filed plans by headcount

Plan-year 2023 Form 5500 filings with a reported participant count, partitioned by headcount band, not by assets. Sierrathermal, Inc. 401(k) Plan is a small filing (93 participants) on this national headcount ladder.

What changed between DOL Form 5500 filings

plan year 2022 → plan year 2023

  • Sierrathermal, Inc. 401(k) Plan reported net income rose from -$1M in the plan year 2022 filing to $2M in the plan year 2023 filing.
  • Sierrathermal, Inc. 401(k) Plan end-of-year assets rose from $8M in the plan year 2022 filing to $10M in the plan year 2023 filing.
  • Sierrathermal, Inc. 401(k) Plan reported participants rose from 77 in the plan year 2022 filing to 93 in the plan year 2023 filing.

See the national 2022→2023 release diff →

Published 5500 schedule card

Filing strip 770328679 · Sierrathermal, Inc. PY 2023 · 401(k)

Sierrathermal, Inc. 401(k) Plan · $10M · 93 · 58th

  • 5500 $10M
  • ASSETS 93
  • PCT 58th
  • EIN 401(k)
  • RANK near Polly 401(k) Plan
  • PHOTO ind #8276

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 →

Sierrathermal, Inc. 401(k) Plan in the asset neighbourhood

Mcpherson Concrete Companies 401(k) PlanMcpherson Concrete Companies…$10MPor 401(k) Plan$10MSierrathermal, Inc. 401(k) PlanSierrathermal, Inc. 401(k) P…$10MPolly 401(k) Plan$10MThe Meduri Farms, Inc. Retirement PlanThe Meduri Farms, Inc. Retir…$10M
End-of-year total assets ($M) among Sierrathermal, Inc. 401(k) Plan and nearest nationwide 401(k) peers. Source: DOL Form 5500 plan year 2023.

Sierrathermal, Inc. multi-year asset trail

Sponsor-wide plan assets over time

All Sierrathermal, Inc. plans reported in each filing year

Latest sponsor-wide plan assets
$11M 41.88968634755566% vs 2022
2024 filing year
$6M$8M$10M$12M 202220232024 $8.05M $11.4M ▲ +41.9%
Year Plans Participants Total Assets
2022 1 77 $8M
2023 1 93 $10M
2024 1 104 $11M

Sierrathermal, Inc. filing trail (2023)

Total Assets (Beginning of Year)$8M
Net Assets (End of Year)$10M
Net Income$2M
Employer EIN770328679
Plan Effective Date1994-01-01
Filing StatusFILING RECEIVED

Nearby 401(k) Plans in California

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

Sierrathermal, Inc. 401(k) Plan vs. nearby 401(k) plans in California, assets vs. participants Scatter plot of 6 data points. -50000050000100000150000200000250000 -200204060 Total assets ($B) Participants Sierrathermal, Inc. 401(k) Plan, Total assets ($B): 0.009774532 · Participants: 93Sierrathermal, Inc. 401(k) 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
Sierrathermal, Inc. 401(k) Plan vs. nearby 401(k) plans in California, assets vs. participants
Compare Sierrathermal, Inc. 401(k) Plan side-by-side with 3 peers →

Sierrathermal, Inc. 401(k) Plan's out-of-state 401(k) peers by assets and headcount

Outside California, the nearest 401(k) by assets is Polly 401(k) Plan in VT ($10M); by covered participants it is Bchh Inc 401(k) Profit Sharing Plan & Trust in PA (93 participants). Same-state nearby plans are listed separately above.

Closest by plan assets

Nearest other-state filings by tot_assets_eoy ($10M here).

Similar participant headcount

Nearest other-state filings by covered participants (93 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 Sierrathermal, Inc. 401(k) Plan assets move in 2023? ▼
Sierrathermal, Inc. 401(k) Plan grew sharply - up 21.4% during 2023, from $8M to $10M. Reported net income was $2M.
How have Sierrathermal, Inc. plan assets changed over time? ▼
Across 3 plan years on file (2022-2024), Sierrathermal, Inc.'s sponsor-wide assets grew 41.9%, from $8M to $11M.
Which 401(k) plans are similar in size to Sierrathermal, Inc. 401(k) Plan? ▼
Among 401(k) plans in other states, the closest by assets is Polly 401(k) Plan in VT ($10M, 251 participants).
Which 401(k) plans cover a similar participant headcount to Sierrathermal, Inc. 401(k) Plan? ▼
Among 401(k) plans in other states, the closest by covered participants is Bchh Inc 401(k) Profit Sharing Plan & Trust in PA (93 participants, N/A 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 770328679.

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.