401(k) · DOL Form 5500 · 2023

Willis Towers Watson US LLC 401(k) Plan

Data updated 2026-08-25

$4.1B
Total assets Very large vs avg
16,806
Participants Very large workforce
100th
Percentile by assets National rank
$245,169
Avg per participant Above avg balance/head
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Official DOL plan name: Willis Towers Watson Savings Plan for U.S. Employees · Sponsored by Willis Towers Watson US LLC · Virginia · Professional & Technical Services

$4.1B in assets, 16,806 participants

Willis Towers Watson US LLC's Willis Towers Watson Savings Plan for U.S. Employees reported $4.1B in total assets and 16,806 participants in its 2023 DOL Form 5500 filing, ranking in the 100th 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.

  • #20,289 in Professional & Technical Services (20,321 peers)

Coverage in Virginia

Willis Towers Watson Savings Plan for U.S. Employees covers 16,806 participants in Virginia, 21x the typical Virginia plan (state average ~782 per filing). Assets: $4.1B.

#20,289
in Professional & Technical Services (20,321 peers)
+14.2%
assets growth YoY
41×
vs typical plan assets (national mean)

Willis Towers Watson Savings Plan for U.S. Employees's outsized position by total assets

Willis Towers Watson Savings Plan for U.S. Employees vs every filed plan by assets

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

$4,120,311,491 Highest reported value at or above every one 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

Willis Towers Watson Savings Plan for U.S. Employees'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. Willis Towers Watson Savings Plan for U.S. Employees is a mega filing (16,806 participants), the rightmost band on the breakdown.

What changed between DOL Form 5500 filings

plan year 2022 → plan year 2023

  • Willis Towers Watson Savings Plan for U.S. Employees reported net income rose from -$881M in the plan year 2022 filing to $513M in the plan year 2023 filing.
  • Willis Towers Watson Savings Plan for U.S. Employees end-of-year assets rose from $3.6B in the plan year 2022 filing to $4.1B in the plan year 2023 filing.
  • Willis Towers Watson Savings Plan for U.S. Employees reported participants rose from 16,624 in the plan year 2022 filing to 16,806 in the plan year 2023 filing.

See the national 2022→2023 release diff →

DOL schedule card

Filing strip 530181291 · Willis Towers Watson US LLC PY 2023 · 401(k)

Willis Towers Watson Savings Plan for U.S. Employees · $4.1B · 16,806 · 100th

  • NET $4.1B
  • BOOK 16,806
  • VS-ST 100th
  • BOY 401(k)
  • SCH near Vmware Inc. 401(k) Savings Plan
  • EBSA ind #20289

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 Virginia →

Willis Towers Watson Savings Plan for U.S. Employees in the asset neighbourhood

Bnsf Railway Company Non-Salaried Employees 401(k) Retirement PlanBnsf Railway Company Non-Sal…$4.1BVmware Inc. 401(k) Savings PlanVmware Inc. 401(k) Savings P…$4.1BThe Principal Select Savings PlanThe Principal Select Savings…$4.1BWillis Towers Watson Savings Plan for U.S. EmployeesWillis Towers Watson Savings…$4.1BPpg Industries, Inc. Employee Savings PlanPpg Industries, Inc. Employe…$4.1B
End-of-year total assets ($B) among Willis Towers Watson Savings Plan for U.S. Employees and nearest nationwide 401(k) peers. Source: DOL Form 5500 plan year 2023.

Virginia filing particulars

Total Assets (Beginning of Year)$3.6B
Net Assets (End of Year)$4.1B
Net Income$513M
Employer EIN530181291
Plan Effective Date1973-01-01
Filing StatusFILING RECEIVED

Sponsor Plan History (Willis Towers Watson US LLC)

Sponsor-wide plan assets over time

All Willis Towers Watson US LLC plans reported in each filing year

Latest sponsor-wide plan assets
$7.3B 9.236180031719446% vs 2022
2024 filing year
$6.6B$6.8B$7B$7.2B$7.4B$7.6B 202220232024 $6.72B $7.34B ▲ +9.2%
Year Plans Participants Total Assets
2022 2 27,366 $6.7B
2023 2 27,538 $7.2B
2024 3 27,187 $7.3B

Nearby 401(k) Plans in Virginia

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

Willis Towers Watson Savings Plan for U.S. Employees vs. nearby 401(k) plans in Virginia, assets vs. participants Scatter plot of 6 data points. 020000400006000080000100000120000 010203040 Total assets ($B) Participants Willis Towers Watson Savings Plan for U.S. Employees, Total assets ($B): 4.120311491 · Participants: 16806Willis Towers Watson Savings Plan for U.S. EmployeesNorthrop Grumman Savings Plan, Total assets ($B): 36.173098625 · Participants: 97987Northrop Grumman Savings Plan401(k) Pension Plan, Total assets ($B): 14.97867624 · Participants: 62467401(k) Pension PlanGeneral Dynamics Corporation 401(k) Plan 6.0, Total assets ($B): 11.167449098 · Participants: 48860General Dynamics Corporation 401(k) Plan 6.0Leidos, Inc. Retirement Plan, Total assets ($B): 10.583898778 · Participants: 27043Leidos, Inc. Retirement PlanBae Systems Employees' Savings and Investment Plan, Total assets ($B): 9.406287325 · Participants: 31681Bae Systems Employees' Savings and Investment Plan
Willis Towers Watson Savings Plan for U.S. Employees vs. nearby 401(k) plans in Virginia, assets vs. participants
Compare Willis Towers Watson Savings Plan for U.S. Employees side-by-side with 3 peers →

Scale composition for Willis Towers Watson Savings Plan for U.S. Employees

Willis Towers Watson Savings Plan for U.S. Employees reports $4.1B in end-of-year assets across 16,806 participants (0.033% of the $12.3T held by all Form 5500 filers in the national rollup , and 0.018% of 93,925,755 covered participants) - about $245,169 per participant (1.8x the national average assets-per-participant) . Net income for plan year 2023 was $513M.

This plan identity (EIN 530181291, plan #005) has 3 Form 5500 filings on file from 2022 to 2024 , with end-of-year assets moving from $3.6B to $4.5B (+23.9%) while covered participants moved from 16,624 to 16,510 . Single-year sparse filers cannot show that trail.

Plan year Participants EOY assets Filing
2022 16,624 $3.6B Open filing
2023 16,806 $4.1B This page
2024 · index core 16,510 $4.5B Open filing

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

Willis Towers Watson Savings Plan for U.S. Employees's out-of-state 401(k) peers by assets and headcount

Outside Virginia, the nearest 401(k) by assets is Vmware Inc. 401(k) Savings Plan in CA ($4.1B); by covered participants it is Firstservice Residential 401(k) Plan in FL (16,805 participants). Same-state nearby plans are listed separately above.

Closest by plan assets

Nearest other-state filings by tot_assets_eoy ($4.1B here).

Similar participant headcount

Nearest other-state filings by covered participants (16,806 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 Willis Towers Watson Savings Plan for U.S. Employees assets move in 2023? ▼
Willis Towers Watson Savings Plan for U.S. Employees grew at a solid clip - up 14.2% during 2023, from $3.6B to $4.1B. Reported net income was $513M.
How have Willis Towers Watson US LLC plan assets changed over time? ▼
Across 3 plan years on file (2022-2024), Willis Towers Watson US LLC's sponsor-wide assets grew 9.2%, from $6.7B to $7.3B.
Where does Willis Towers Watson Savings Plan for U.S. Employees rank by assets among Form 5500 filers? ▼
Willis Towers Watson Savings Plan for U.S. Employees ranks in the 100th percentile by end-of-year assets among 127,072 plans that reported assets for plan year 2023 (among the largest 1% of all filed plans).
Which 401(k) plans are similar in size to Willis Towers Watson Savings Plan for U.S. Employees? ▼
Among 401(k) plans in other states, the closest by assets is Vmware Inc. 401(k) Savings Plan in CA ($4.1B, 15,375 participants).
Which 401(k) plans cover a similar participant headcount to Willis Towers Watson Savings Plan for U.S. Employees? ▼
Among 401(k) plans in other states, the closest by covered participants is Firstservice Residential 401(k) Plan in FL (16,805 participants, $276M 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 530181291.

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.