401(k) · DOL Form 5500 · 2024

TEC-CORP 401(k) Plan

Data updated 2026-08-25

$20M
Total assets Small plan by assets
121
Participants Small participant base
71st
Percentile by assets National rank
$169,075
Avg per participant Above avg balance/head
PlainRetire home → About this data RSS: change history

Official DOL plan name: Thompson Solutions Group 401(k) Plan · Sponsored by TEC-CORP · Iowa · Construction

$20M in assets, 121 participants

TEC-CORP's Thompson Solutions Group 401(k) Plan reported $20M in total assets and 121 participants in its 2024 DOL Form 5500 filing, ranking in the 71st 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.

  • #6,289 in Construction (9,039 peers)

Coverage in Iowa

Thompson Solutions Group 401(k) Plan covers 121 participants in Iowa, about 20% of the average Iowa filer (state average ~609 per filing). Assets: $20M.

#6,289
in Construction (9,039 peers)
+58.4%
assets growth YoY

Thompson Solutions Group 401(k) Plan's outsized position by total assets

Thompson Solutions Group 401(k) Plan vs every filed plan by assets

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

$20,458,097 Top 29% higher than 71% 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

Thompson Solutions Group 401(k) Plan among mid-size filed plans by headcount

Plan-year 2024 Form 5500 filings with a reported participant count, partitioned by headcount band, not by assets. Thompson Solutions Group 401(k) Plan sits mid-pack in the medium band (121 participants).

What changed between DOL Form 5500 filings

plan year 2023 → plan year 2024

  • Thompson Solutions Group 401(k) Plan reported net income rose from $2M in the plan year 2023 filing to $4M in the plan year 2024 filing.
  • Thompson Solutions Group 401(k) Plan end-of-year assets rose from $13M in the plan year 2023 filing to $20M in the plan year 2024 filing.
  • Thompson Solutions Group 401(k) Plan reported participants fell from 123 in the plan year 2023 filing to 121 in the plan year 2024 filing.

See the national 2023→2024 release diff →

EBSA filing schedule strip

Filing strip 421011760 · TEC-CORP PY 2024 · 401(k)

Thompson Solutions Group 401(k) Plan · $20M · 121 · 71st

  • ASSETS $20M
  • PCT 121
  • EIN 71st
  • RANK 401(k)
  • PHOTO near Power & Construction Group, Inc. 401(k) Profit Sharing Plan
  • IND ind #6289

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 Construction retirement plans → · Plans in Iowa →

Thompson Solutions Group 401(k) Plan in the asset neighbourhood

Thompson Solutions Group 401(k) PlanThompson Solutions Group 401…$20MPower & Construction Group, Inc. 401(k) Profit Sharing PlanPower & Construction Group, …$20MJames Bell Associates, Inc. 401(k) and Profit Sharing PlanJames Bell Associates, Inc. …$20MNational Multifamily Housing Council Profit Sharing 401(k) PlanNational Multifamily Housing…$20MDigital United, LLC 401(k) PlanDigital United, LLC 401(k) P…$20M
End-of-year total assets ($M) among Thompson Solutions Group 401(k) Plan and nearest nationwide 401(k) peers. Source: DOL Form 5500 plan year 2024.

Iowa filing particulars

Total Assets (Beginning of Year)$13M
Net Assets (End of Year)$20M
Net Income$4M
Employer EIN421011760
Plan Effective Date1992-07-01
Filing StatusFILING RECEIVED

Sponsor Plan History (TEC-CORP)

Sponsor-wide plan assets over time

All TEC-CORP plans reported in each filing year

Latest sponsor-wide plan assets
$33M 212.2673153165018% vs 2022
2024 filing year
$0M$10M$20M$30M$40M 202220232024 $10.5M $32.8M ▲ +212.3%
Year Plans Participants Total Assets
2022 1 102 $11M
2023 2 123 $21M
2024 2 294 $33M

Nearby 401(k) Plans in Iowa

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

Thompson Solutions Group 401(k) Plan vs. nearby 401(k) plans in Iowa, assets vs. participants Scatter plot of 6 data points. -200000200004000060000 -20246 Total assets ($B) Participants Thompson Solutions Group 401(k) Plan, Total assets ($B): 0.020458097 · Participants: 121Thompson Solutions Group 401(k) PlanThe Principal Select Savings Plan, Total assets ($B): 4.579548793 · Participants: 12841The Principal Select Savings PlanThe Rsm US LLP Retirement Plan, Total assets ($B): 3.375271119 · Participants: 14728The Rsm US LLP Retirement PlanIowa Health System Section 401(k) Retirement Savings Plan, Total assets ($B): 3.306182291 · Participants: 25072Iowa Health System Section 401(k) Retirement Savings PlanThe Hy-Vee and Affiliates 401(k) Plan, Total assets ($B): 3.1084169 · Participants: 55411The Hy-Vee and Affiliates 401(k) PlanTransamerica 401(k) Retirement Savings Plan, Total assets ($B): 2.720479704 · Participants: 8059Transamerica 401(k) Retirement Savings Plan
Thompson Solutions Group 401(k) Plan vs. nearby 401(k) plans in Iowa, assets vs. participants
Compare Thompson Solutions Group 401(k) Plan side-by-side with 3 peers →

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

Outside Iowa, the nearest 401(k) by assets is Power & Construction Group, Inc. 401(k) Profit Sharing Plan in NY ($20M); by covered participants it is Mwg Holdings Group, Inc. 401(k) Plan in CA (121 participants). Same-state nearby plans are listed separately above.

Similar participant headcount

Nearest other-state filings by covered participants (121 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 Thompson Solutions Group 401(k) Plan assets move in 2024? ▼
Thompson Solutions Group 401(k) Plan surged - up 58.4% during 2024, from $13M to $20M. Reported net income was $4M.
How have TEC-CORP plan assets changed over time? ▼
Across 3 plan years on file (2022-2024), TEC-CORP's sponsor-wide assets grew 212.3%, from $11M to $33M.
Which 401(k) plans are similar in size to Thompson Solutions Group 401(k) Plan? ▼
Among 401(k) plans in other states, the closest by assets is Power & Construction Group, Inc. 401(k) Profit Sharing Plan in NY ($20M, 315 participants).
Which 401(k) plans cover a similar participant headcount to Thompson Solutions Group 401(k) Plan? ▼
Among 401(k) plans in other states, the closest by covered participants is Mwg Holdings Group, Inc. 401(k) Plan in CA (121 participants, $104K 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 421011760.

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.