401(k) · DOL Form 5500 · 2023

Slalom, Inc. 401(k) Plan

Data updated 2026-08-11

$1.3B
Total assets
11,603
Participants
99th
Percentile by assets
$113,439
Avg per participant
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Official DOL plan name: Slalom 401(k) Plan · Sponsored by Slalom, Inc. · Washington · Professional & Technical Services

$1.3B in assets, 11,603 participants

Slalom, Inc.'s Slalom 401(k) Plan reported $1.3B in total assets and 11,603 participants in its 2023 DOL Form 5500 filing, ranking in the 99th 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.

  • 99th percentile by assets (of 127,072 plans)
  • #20,187 in Professional & Technical Services (20,321 peers)

Coverage in Washington

Slalom 401(k) Plan covers 11,603 participants in Washington, 7.9x the typical Washington plan (state average ~1,476 per filing). Assets: $1.3B.

$1.3B
total plan assets (2023 EOY)
11,603
covered participants
99th
percentile by assets (of 127,072 plans)
$113,439
avg assets per participant

What changed between DOL Form 5500 filings

plan year 2022 → plan year 2023

  • Slalom 401(k) Plan reported net income rose from -$36M in the plan year 2022 filing to $354M in the plan year 2023 filing.
  • Slalom 401(k) Plan end-of-year assets rose from $963M in the plan year 2022 filing to $1.3B in the plan year 2023 filing.
  • Slalom 401(k) Plan reported participants rose from 10,017 in the plan year 2022 filing to 11,603 in the plan year 2023 filing.

See the national 2022→2023 release diff →

Participants vs Washington filers

In Washington, the average filing covers about 1,476 participants across 2,612 plans. Slalom 401(k) Plan reports 11,603 participants - 7.9x that state average ($1.3B EOY assets).

Washington filing particulars

Total Assets (Beginning of Year)$963M
Net Assets (End of Year)$1.3B
Net Income$354M
Employer EIN841246887
Plan Effective Date1996-01-01
Filing StatusFILING RECEIVED

Sponsor Plan History (Slalom, Inc.)

$0.8B$1B$1.2B$1.4B$1.6B$1.8B 202220232024 $0.96B $1.57B ▲ +63.5%
Total plan assets by year, all Slalom, Inc. plans on file
Year Plans Participants Total Assets
2022 1 10,017 $963M
2023 1 11,603 $1.3B
2024 1 9,679 $1.6B

Nearby 401(k) Plans in Washington

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

Slalom 401(k) Plan vs. nearby 401(k) plans in Washington, assets vs. participants

Slalom 401(k) Plan vs. nearby 401(k) plans in Washington, assets vs. participants Scatter plot of 6 data points. 050000100000150000200000250000 -20020406080 Total assets ($B) Participants Slalom 401(k) PlanThe Boeing Company 4…Microsoft Corporatio…Costco 401(k) Retire…T-Mobile USA, Inc. 4…401(k) Savings Plan
Slalom 401(k) Plan vs. nearby 401(k) plans in Washington, assets vs. participants

Scale composition for Slalom 401(k) Plan

Slalom 401(k) Plan reports $1.3B in end-of-year assets across 11,603 participants (0.011% of the $12.3T held by all Form 5500 filers in the national rollup , and 0.012% of 93,925,755 covered participants) - about $113,439 per participant (82% of the national average assets-per-participant) . Net income for plan year 2023 was $354M.

This plan identity (EIN 841246887, plan #001) has 3 Form 5500 filings on file from 2022 to 2024 , with end-of-year assets moving from $963M to $1.6B (+63.3%) while covered participants moved from 10,017 to 9,679 . Single-year sparse filers cannot show that trail.

Plan year Participants EOY assets Filing
2022 10,017 $963M Open filing
2023 11,603 $1.3B This page
2024 · index core 9,679 $1.6B Open filing

The same sponsor also keeps 1 other index-core plan on PlainRetire:

Similar-Sized 401(k) Plans Nationally

401(k) plans in other states closest to Slalom 401(k) Plan by total assets, not by location.

Frequently Asked Questions

How did Slalom 401(k) Plan assets move in 2023?
Slalom 401(k) Plan surged - up 36.7% during 2023, from $963M to $1.3B. Reported net income was $354M.
How have Slalom, Inc. plan assets changed over time?
Across 3 plan years on file (2022-2024), Slalom, Inc.'s sponsor-wide assets grew 63.3%, from $963M to $1.6B.
Where does Slalom 401(k) Plan rank by assets among Form 5500 filers?
Slalom 401(k) Plan ranks in the 99th 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 Slalom 401(k) Plan?
Among 401(k) plans in other states, the closest by assets is J.B. Hunt Transport Services, Inc. Employee Retirement Plan in AR ($1.3B, 39,077 participants).

Filing takeaways

Ways to act on Slalom 401(k) Plan's numbers.