401(k) · DOL Form 5500 · 2024

Mirion Technologies, Inc. 401(k) Plan

Data updated 2026-08-25

$201M
Total assets Near avg plan size
2,218
Participants Above avg headcount
94th
Percentile by assets National rank
$90,757
Avg per participant Below avg balance/head
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Official DOL plan name: Mirion Technologies 401(k) Plan · Sponsored by Mirion Technologies, Inc. · Georgia · Manufacturing

$201M in assets, 2,218 participants

Mirion Technologies, Inc.'s Mirion Technologies 401(k) Plan reported $201M in total assets and 2,218 participants in its 2024 DOL Form 5500 filing, ranking in the 94th 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.

  • #16,231 in Manufacturing (17,777 peers)

Coverage in Georgia

Mirion Technologies 401(k) Plan covers 2,218 participants in Georgia, 2.0x the typical Georgia plan (state average ~1,096 per filing). Assets: $201M.

#16,231
in Manufacturing (17,777 peers)
+16.7%
assets growth YoY
2.0×
vs typical plan assets (national mean)

Mirion Technologies 401(k) Plan's outsized position by total assets

Mirion Technologies 401(k) Plan vs every filed plan by assets

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

$201,299,114 Top 6% higher than 94% 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

Mirion Technologies 401(k) 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. Mirion Technologies 401(k) Plan lands in the large band (2,218 participants).

What changed between DOL Form 5500 filings

plan year 2023 → plan year 2024

  • Mirion Technologies 401(k) Plan reported participants rose from 30 in the plan year 2023 filing to 2,218 in the plan year 2024 filing.
  • Mirion Technologies 401(k) Plan end-of-year assets rose from $172M in the plan year 2023 filing to $201M in the plan year 2024 filing.
  • Mirion Technologies 401(k) Plan reported net income rose from $28M in the plan year 2023 filing to $29M in the plan year 2024 filing.

See the national 2023→2024 release diff →

Published 5500 schedule card

Filing strip 203979555 · Mirion Technologies, Inc. PY 2024 · 401(k)

Mirion Technologies 401(k) Plan · $201M · 2,218 · 94th

  • VS-ST $201M
  • VS-ST 2,218
  • VS-ST 94th
  • VS-ST 401(k)
  • VS-ST near Swbc Professional Employer Services 401(k) Plan
  • VS-ST ind #16231

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 Georgia →

Mirion Technologies 401(k) Plan in the asset neighbourhood

Mirion Technologies 401(k) PlanMirion Technologies 401(k) P…$201MSwbc Professional Employer Services 401(k) PlanSwbc Professional Employer S…$201MBuckle 401(k) Plan$201MCaptech Ventures, Inc. 401(k) PlanCaptech Ventures, Inc. 401(k…$201MScan Group 401(k) Plan$201M
End-of-year total assets ($M) among Mirion Technologies 401(k) Plan and nearest nationwide 401(k) peers. Source: DOL Form 5500 plan year 2024.

Georgia filing particulars

Total Assets (Beginning of Year)$172M
Net Assets (End of Year)$201M
Net Income$29M
Employer EIN203979555
Plan Effective Date2004-01-01
Filing StatusFILING RECEIVED

Sponsor Plan History (Mirion Technologies, Inc.)

Sponsor-wide plan assets over time

All Mirion Technologies, Inc. plans reported in each filing year

Latest sponsor-wide plan assets
$201M 22.904571024892114% vs 2022
2024 filing year
$160M$180M$200M$220M 202220232024 $164M $201M ▲ +22.9%
Year Plans Participants Total Assets
2022 1 795 $164M
2023 1 30 $172M
2024 1 2,218 $201M

Nearby 401(k) Plans in Georgia

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

Mirion Technologies 401(k) Plan vs. nearby 401(k) plans in Georgia, assets vs. participants Scatter plot of 6 data points. -1000000100000200000300000400000500000 -50510152025 Total assets ($B) Participants Mirion Technologies 401(k) Plan, Total assets ($B): 0.201299114 · Participants: 2218Mirion Technologies 401(k) PlanThe Teamster - UPS National 401(k) Tax Deferred Savings Plan, Total assets ($B): 19.309174243 · Participants: 452126The Teamster - UPS National 401(k) Tax Deferred Savings PlanDelta 401(k) Retirement Plan, Total assets ($B): 18.985170319 · Participants: 89836Delta 401(k) Retirement PlanDelta 401(k) Retirement Plan for Pilots, Total assets ($B): 15.928334925 · Participants: 14473Delta 401(k) Retirement Plan for PilotsUPS 401(k) Savings Plan, Total assets ($B): 14.192071511 · Participants: 95250UPS 401(k) Savings PlanThe Home Depot Futurebuilder, Total assets ($B): 14.149677171 · Participants: 398464The Home Depot Futurebuilder
Mirion Technologies 401(k) Plan vs. nearby 401(k) plans in Georgia, assets vs. participants
Compare Mirion Technologies 401(k) Plan side-by-side with 3 peers →

Mirion Technologies 401(k) Plan's out-of-state 401(k) peers by assets and headcount

Outside Georgia, the nearest 401(k) by assets is Swbc Professional Employer Services 401(k) Plan in TX ($201M); by covered participants it is Aptive Environmental 401(k) Plan in UT (2,218 participants). Same-state nearby plans are listed separately above.

Closest by plan assets

Nearest other-state filings by tot_assets_eoy ($201M here).

Similar participant headcount

Nearest other-state filings by covered participants (2,218 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 Mirion Technologies 401(k) Plan assets move in 2024? ▼
Mirion Technologies 401(k) Plan grew sharply - up 16.7% during 2024, from $172M to $201M. Reported net income was $29M.
How have Mirion Technologies, Inc. plan assets changed over time? ▼
Across 3 plan years on file (2022-2024), Mirion Technologies, Inc.'s sponsor-wide assets grew 22.9%, from $164M to $201M.
Where does Mirion Technologies 401(k) Plan rank by assets among Form 5500 filers? ▼
Mirion Technologies 401(k) Plan ranks in the 94th percentile by end-of-year assets among 123,622 plans that reported assets for plan year 2024 (in the top 10% of all filed plans by assets).
Which 401(k) plans are similar in size to Mirion Technologies 401(k) Plan? ▼
Among 401(k) plans in other states, the closest by assets is Swbc Professional Employer Services 401(k) Plan in TX ($201M, 13,091 participants).
Which 401(k) plans cover a similar participant headcount to Mirion Technologies 401(k) Plan? ▼
Among 401(k) plans in other states, the closest by covered participants is Aptive Environmental 401(k) Plan in UT (2,218 participants, $14M 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 203979555.

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.