401(k) · DOL Form 5500 · 2023

Adecco, Inc. 401(k) Plan

Data updated 2026-08-25

$800M
Total assets Above avg plan size
15,038
Participants Very large workforce
98th
Percentile by assets National rank
$53,168
Avg per participant Low balance/head
PlainRetire home → About this data RSS: change history

Official DOL plan name: The Adecco Group 401(k) Plan · Sponsored by Adecco, Inc. · Florida · Professional & Technical Services

$800M in assets, 15,038 participants

Adecco, Inc.'s The Adecco Group 401(k) Plan reported $800M in total assets and 15,038 participants in its 2023 DOL Form 5500 filing, ranking in the 98th 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.

  • #20,092 in Professional & Technical Services (20,321 peers)

Coverage in Florida

The Adecco Group 401(k) Plan covers 15,038 participants in Florida, 24x the typical Florida plan (state average ~628 per filing). Assets: $800M.

#20,092
in Professional & Technical Services (20,321 peers)
+31.3%
assets growth YoY
8.0×
vs typical plan assets (national mean)

The Adecco Group 401(k) Plan's outsized position by total assets

The Adecco Group 401(k) Plan vs every filed plan by assets

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

$799,545,882 Top 2% higher than 98% 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

The Adecco Group 401(k) Plan's mega-plan peer group by participant headcount

Plan-year 2023 Form 5500 filings with a reported participant count, partitioned by headcount band, not by assets. The Adecco Group 401(k) Plan is a mega filing (15,038 participants), the rightmost band on the breakdown.

What changed between DOL Form 5500 filings

plan year 2022 → plan year 2023

  • The Adecco Group 401(k) Plan reported net income rose from -$79M in the plan year 2022 filing to $94M in the plan year 2023 filing.
  • The Adecco Group 401(k) Plan end-of-year assets rose from $609M in the plan year 2022 filing to $800M in the plan year 2023 filing.
  • The Adecco Group 401(k) Plan reported participants fell from 15,854 in the plan year 2022 filing to 15,038 in the plan year 2023 filing.

See the national 2022→2023 release diff →

DOL schedule card

Filing strip 752370177 · Adecco, Inc. PY 2023 · 401(k)

The Adecco Group 401(k) Plan · $800M · 15,038 · 98th

  • ASSETS $800M
  • PCT 15,038
  • EIN 98th
  • RANK 401(k)
  • PHOTO near Infrastructure Prosperity Group Employee Stock Ownership and Deferred Compensation Plan
  • IND ind #20092

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 Professional & Technical Services retirement plans → · Plans in Florida →

The Adecco Group 401(k) Plan in the asset neighbourhood

Bryan Health Retirement Savings PlanBryan Health Retirement Savi…$801MArvest Bank 401(k) & Profit Sharing Retirement PlanArvest Bank 401(k) & Profit …$800MThe Adecco Group 401(k) Plan$800MInfrastructure Prosperity Group Employee Stock Ownership and Deferred Compensation PlanInfrastructure Prosperity Gr…$799MBlue Cross and Blue Shield of Minnesota Employee Savings PlanBlue Cross and Blue Shield o…$799M
End-of-year total assets ($M) among The Adecco Group 401(k) Plan and nearest nationwide 401(k) peers. Source: DOL Form 5500 plan year 2023.

Florida filing particulars

Total Assets (Beginning of Year)$609M
Net Assets (End of Year)$800M
Net Income$94M
Employer EIN752370177
Plan Effective Date1999-01-01
Filing StatusFILING RECEIVED

Sponsor Plan History (Adecco, Inc.)

Sponsor-wide plan assets over time

All Adecco, Inc. plans reported in each filing year

Latest sponsor-wide plan assets
$984M 40.499466890338056% vs 2022
2024 filing year
$600M$700M$800M$900M$1,000M$1,100M 202220232024 $700M $984M ▲ +40.5%
Year Plans Participants Total Assets
2022 4 32,264 $700M
2023 2 16,965 $898M
2024 2 55,209 $984M

Nearby 401(k) Plans in Florida

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

The Adecco Group 401(k) Plan vs. nearby 401(k) plans in Florida, assets vs. participants Scatter plot of 6 data points. 0100000200000300000400000 05101520 Total assets ($B) Participants The Adecco Group 401(k) Plan, Total assets ($B): 0.799545882 · Participants: 15038The Adecco Group 401(k) PlanL3harris Retirement Savings Plan, Total assets ($B): 15.384363901 · Participants: 40665L3harris Retirement Savings PlanSavings Plan for Employees and Partners of Pwc, Total assets ($B): 11.333196569 · Participants: 50817Savings Plan for Employees and Partners of PwcAdp Totalsource Retirement Savings Plan, Total assets ($B): 8.025816173 · Participants: 308867Adp Totalsource Retirement Savings PlanTrinet 401(k) Plan, Total assets ($B): 7.029692551 · Participants: 157945Trinet 401(k) PlanPublix Super Markets, Inc. 401(k) Smart Plan, Total assets ($B): 6.572590596 · Participants: 184674Publix Super Markets, Inc. 401(k) Smart Plan
The Adecco Group 401(k) Plan vs. nearby 401(k) plans in Florida, assets vs. participants
Compare The Adecco Group 401(k) Plan side-by-side with 3 peers →

Scale composition for The Adecco Group 401(k) Plan

The Adecco Group 401(k) Plan reports $800M in end-of-year assets across 15,038 participants (0.006% of the $12.3T held by all Form 5500 filers in the national rollup , and 0.016% of 93,925,755 covered participants) - about $53,168 per participant (38% of the national average assets-per-participant) . Net income for plan year 2023 was $94M.

This plan identity (EIN 752370177, plan #006) has 3 Form 5500 filings on file from 2022 to 2024 , with end-of-year assets moving from $609M to $874M (+43.6%) while covered participants moved from 15,854 to 52,924 . Single-year sparse filers cannot show that trail.

Plan year Participants EOY assets Filing
2022 15,854 $609M Open filing
2023 15,038 $800M This page
2024 · index core 52,924 $874M Open filing

The same sponsor also keeps 2 other index-core plans on PlainRetire:

The Adecco Group 401(k) Plan's out-of-state 401(k) peers by assets and headcount

Outside Florida, the nearest 401(k) by assets is Infrastructure Prosperity Group Employee Stock Ownership and Deferred Compensation Plan in IN ($799M); by covered participants it is Eg America Employee Savings Plan in MA (15,056 participants). Same-state nearby plans are listed separately above.

Similar participant headcount

Nearest other-state filings by covered participants (15,038 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 The Adecco Group 401(k) Plan assets move in 2023? ▼
The Adecco Group 401(k) Plan surged - up 31.3% during 2023, from $609M to $800M. Reported net income was $94M.
How have Adecco, Inc. plan assets changed over time? ▼
Across 3 plan years on file (2022-2024), Adecco, Inc.'s sponsor-wide assets grew 40.5%, from $700M to $984M.
Where does The Adecco Group 401(k) Plan rank by assets among Form 5500 filers? ▼
The Adecco Group 401(k) Plan ranks in the 98th percentile by end-of-year assets among 127,072 plans that reported assets for plan year 2023 (in the top 5% of all filed plans by assets).
Which 401(k) plans are similar in size to The Adecco Group 401(k) Plan? ▼
Among 401(k) plans in other states, the closest by assets is Infrastructure Prosperity Group Employee Stock Ownership and Deferred Compensation Plan in IN ($799M, 1,082 participants).
Which 401(k) plans cover a similar participant headcount to The Adecco Group 401(k) Plan? ▼
Among 401(k) plans in other states, the closest by covered participants is Eg America Employee Savings Plan in MA (15,056 participants, $317M 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 752370177.

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.