401(k) · DOL Form 5500 · 2022

Insulation Specialists of Tulsa Inc 401(k) Plan

Data updated 2026-08-25

$9M
Total assets Small plan by assets
629
Participants Below avg headcount
63rd
Percentile by assets National rank
$14,364
Avg per participant Low balance/head
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Official DOL plan name: Isti Plant Services 401(k) Retirement Plan · Sponsored by Insulation Specialists of Tulsa Inc · Oklahoma · Construction

$9M in assets, 629 participants

Insulation Specialists of Tulsa Inc's Isti Plant Services 401(k) Retirement Plan reported $9M in total assets and 629 participants in its 2022 DOL Form 5500 filing, ranking in the 63rd 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.

  • #6,194 in Construction (9,927 peers)

Insulation Specialists of Tulsa Inc multi-year trail

Insulation Specialists of Tulsa Inc's plans moved +46.0% in assets from 2022 to 2024; this filing shows Isti Plant Services 401(k) Retirement Plan at $9M / 629 participants.

#6,194
in Construction (9,927 peers)
-5.6%
assets change YoY

The plan reported a net loss of $538K for the year, a single-year figure driven by markets and benefit payments, not a measure of plan health.

Isti Plant Services 401(k) Retirement Plan's mid-pack asset rank among Construction and all filers

Isti Plant Services 401(k) Retirement Plan vs every filed plan by assets

End-of-year total assets · plan year 2022 · DOL Form 5500

$9,034,809 Top 37% higher than 63% of 139,123 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 2022

Isti Plant Services 401(k) Retirement Plan among mid-size filed plans by headcount

Plan-year 2022 Form 5500 filings with a reported participant count, partitioned by headcount band, not by assets. Isti Plant Services 401(k) Retirement Plan sits mid-pack in the medium band (629 participants).

DOL schedule card

Filing strip 731513570 · Insulation Specialists of Tulsa Inc PY 2022 · 401(k)

Isti Plant Services 401(k) Retirement Plan · $9M · 629 · 63rd

  • PART $9M
  • PART 629
  • PART 63rd
  • PART 401(k)
  • PART near Cloverland Farms Dairy 401(k) Retirement Plan for Union Employees
  • PART ind #6194

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 Oklahoma →

Isti Plant Services 401(k) Retirement Plan in the asset neighbourhood

Plasma Automation/Walsh Atkinson 401(k) PlanPlasma Automation/Walsh Atki…$9MQuinn Consulting Services, Inc. 401(k) Profit Sharing Plan and TrustQuinn Consulting Services, I…$9MKyra Solutions, Inc. 401(k) Plan and TrustKyra Solutions, Inc. 401(k) …$9MIsti Plant Services 401(k) Retirement PlanIsti Plant Services 401(k) R…$9MCloverland Farms Dairy 401(k) Retirement Plan for Union EmployeesCloverland Farms Dairy 401(k…$9M
End-of-year total assets ($M) among Isti Plant Services 401(k) Retirement Plan and nearest nationwide 401(k) peers. Source: DOL Form 5500 plan year 2022.

Insulation Specialists of Tulsa Inc multi-year asset trail

Sponsor-wide plan assets over time

All Insulation Specialists of Tulsa Inc plans reported in each filing year

Latest sponsor-wide plan assets
$13M 45.99540510485612% vs 2022
2024 filing year
$8M$10M$12M$14M 202220232024 $9.03M $13.2M ▲ +46.1%
Year Plans Participants Total Assets
2022 1 629 $9M
2023 1 786 $11M
2024 1 848 $13M

Insulation Specialists of Tulsa Inc filing trail (2022)

Total Assets (Beginning of Year)$10M
Net Assets (End of Year)$9M
Net Income-$538K
Employer EIN731513570
Plan Effective Date2019-01-01
Filing StatusFILING RECEIVED

Nearby 401(k) Plans in Oklahoma

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

Isti Plant Services 401(k) Retirement Plan vs. nearby 401(k) plans in Oklahoma, assets vs. participants Scatter plot of 6 data points. 050001000015000 -101234 Total assets ($B) Participants Isti Plant Services 401(k) Retirement Plan, Total assets ($B): 0.009034809 · Participants: 629Isti Plant Services 401(k) Retirement PlanQuiktrip Corporation Retirement Plan, Total assets ($B): 3.683382046 · Participants: 10862Quiktrip Corporation Retirement PlanThe Williams Investment Plus Plan, Total assets ($B): 1.385802682 · Participants: 4848The Williams Investment Plus PlanBok Financial 401(k) Plan, Total assets ($B): 0.917245856 · Participants: 4683Bok Financial 401(k) PlanDevon Energy Corporation Incentive Savings Plan, Total assets ($B): 0.791750265 · Participants: 1642Devon Energy Corporation Incentive Savings PlanOne Gas, Inc. 401(k) Plan, Total assets ($B): 0.774155 · Participants: 3586One Gas, Inc. 401(k) Plan
Isti Plant Services 401(k) Retirement Plan vs. nearby 401(k) plans in Oklahoma, assets vs. participants
Compare Isti Plant Services 401(k) Retirement Plan side-by-side with 3 peers →

Isti Plant Services 401(k) Retirement Plan's out-of-state 401(k) peers by assets and headcount

Outside Oklahoma, the nearest 401(k) by assets is Cloverland Farms Dairy 401(k) Retirement Plan for Union Employees in MD ($9M); by covered participants it is Liquid Web LLC 401(k) Plan in MI (629 participants). Same-state nearby plans are listed separately above.

Similar participant headcount

Nearest other-state filings by covered participants (629 participants); asset peers above are excluded.

DOL Form 5500 plan year 2022. Asset totals can differ widely at the same headcount; neither axis is a quality rating.

Frequently Asked Questions

How did Isti Plant Services 401(k) Retirement Plan assets move in 2022? ▼
Isti Plant Services 401(k) Retirement Plan pulled back noticeably - down 5.6% during 2022, from $10M to $9M. Reported net income was -$538K.
How have Insulation Specialists of Tulsa Inc plan assets changed over time? ▼
Across 3 plan years on file (2022-2024), Insulation Specialists of Tulsa Inc's sponsor-wide assets grew 46.0%, from $9M to $13M.
Which 401(k) plans are similar in size to Isti Plant Services 401(k) Retirement Plan? ▼
Among 401(k) plans in other states, the closest by assets is Cloverland Farms Dairy 401(k) Retirement Plan for Union Employees in MD ($9M, 225 participants).
Which 401(k) plans cover a similar participant headcount to Isti Plant Services 401(k) Retirement Plan? ▼
Among 401(k) plans in other states, the closest by covered participants is Liquid Web LLC 401(k) Plan in MI (629 participants, $27M in assets).

Source: U.S. Department of Labor, Employee Benefits Security Administration (EBSA), Form 5500 public disclosure dataset. Plan year 2022.

Source: DOL EFAST2 filing system (efast.dol.gov) - original filing retrieval by EIN 731513570.

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.