401(k) · DOL Form 5500 · 2023

Miller Insulation Co., Inc. 401(k) Plan

Data updated 2026-08-25

$22M
Total assets Small plan by assets
255
Participants Below avg headcount
74th
Percentile by assets National rank
$84,706
Avg per participant Below avg balance/head
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Official DOL plan name: Miller Insulation Co., Inc. 401(k) Plan · Sponsored by Miller Insulation Co., Inc. · North Dakota · Construction

$22M in assets, 255 participants

Miller Insulation Co., Inc.'s Miller Insulation Co., Inc. 401(k) Plan reported $22M in total assets and 255 participants in its 2023 DOL Form 5500 filing, ranking in the 74th 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.

  • #6,559 in Construction (9,030 peers)

Miller Insulation Co., Inc. multi-year trail

Miller Insulation Co., Inc.'s plans moved +35.1% in assets from 2022 to 2024; this filing shows Miller Insulation Co., Inc. 401(k) Plan at $22M / 255 participants.

#6,559
in Construction (9,030 peers)
+21.7%
assets growth YoY

Miller Insulation Co., Inc. 401(k) Plan's outsized position by total assets

Miller Insulation Co., Inc. 401(k) Plan vs every filed plan by assets

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

$21,599,925 Top 26% higher than 74% 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

Miller Insulation Co., Inc. 401(k) Plan among mid-size filed plans by headcount

Plan-year 2023 Form 5500 filings with a reported participant count, partitioned by headcount band, not by assets. Miller Insulation Co., Inc. 401(k) Plan sits mid-pack in the medium band (255 participants).

What changed between DOL Form 5500 filings

plan year 2022 → plan year 2023

  • Miller Insulation Co., Inc. 401(k) Plan reported net income rose from -$7M in the plan year 2022 filing to $4M in the plan year 2023 filing.
  • Miller Insulation Co., Inc. 401(k) Plan end-of-year assets rose from $18M in the plan year 2022 filing to $22M in the plan year 2023 filing.
  • Miller Insulation Co., Inc. 401(k) Plan reported participants fell from 260 in the plan year 2022 filing to 255 in the plan year 2023 filing.

See the national 2022→2023 release diff →

Plan-year Form 5500 strip

Filing strip 450376527 · Miller Insulation Co., Inc. PY 2023 · 401(k)

Miller Insulation Co., Inc. 401(k) Plan · $22M · 255 · 74th

  • TYPE $22M
  • NET 255
  • BOOK 74th
  • VS-ST 401(k)
  • BOY near Zilliant, Inc. 401(k) Plan
  • SCH ind #6559

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 North Dakota →

Miller Insulation Co., Inc. 401(k) Plan in the asset neighbourhood

Miller Insulation Co., Inc. 401(k) PlanMiller Insulation Co., Inc. …$22MZilliant, Inc. 401(k) Plan$22MPeoplease LLC PLC Services, LLC 401(k) PlanPeoplease LLC PLC Services, …$22MGulf Shore Anesthesia Associates Employees Profit Sharing PlanGulf Shore Anesthesia Associ…$22MAllied Moulded Products, Inc. 401(k) and Profit Sharing PlanAllied Moulded Products, Inc…$22M
End-of-year total assets ($M) among Miller Insulation Co., Inc. 401(k) Plan and nearest nationwide 401(k) peers. Source: DOL Form 5500 plan year 2023.

Miller Insulation Co., Inc. multi-year asset trail

Sponsor-wide plan assets over time

All Miller Insulation Co., Inc. plans reported in each filing year

Latest sponsor-wide plan assets
$24M 35.14013570890008% vs 2022
2024 filing year
$16M$18M$20M$22M$24M$26M 202220232024 $17.8M $24M ▲ +35.2%
Year Plans Participants Total Assets
2022 1 260 $18M
2023 1 255 $22M
2024 1 314 $24M

Miller Insulation Co., Inc. filing trail (2023)

Total Assets (Beginning of Year)$18M
Net Assets (End of Year)$22M
Net Income$4M
Employer EIN450376527
Plan Effective Date1990-01-01
Filing StatusFILING RECEIVED

Nearby 401(k) Plans in North Dakota

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

Miller Insulation Co., Inc. 401(k) Plan vs. nearby 401(k) plans in North Dakota, assets vs. participants Scatter plot of 6 data points. -10000010000200003000040000 -101234 Total assets ($B) Participants Miller Insulation Co., Inc. 401(k) Plan, Total assets ($B): 0.021599925 · Participants: 255Miller Insulation Co., Inc. 401(k) PlanSanford Retirement Savings Plan, Total assets ($B): 3.110361496 · Participants: 30495Sanford Retirement Savings PlanMdu Resources Group, Inc. 401(k) Retirement Plan, Total assets ($B): 0.829880488 · Participants: 8551Mdu Resources Group, Inc. 401(k) Retirement PlanKnife River Corporation 401(k) Retirement Plan, Total assets ($B): 0.7412361 · Participants: 5269Knife River Corporation 401(k) Retirement PlanDakotas Areawide IBEW-NECA Savings and Retirement Plan, Total assets ($B): 0.521170291 · Participants: 3853Dakotas Areawide IBEW-NECA Savings and Retirement PlanEide Bailly LLP 401(k) Profit Sharing Plan, Total assets ($B): 0.512524705 · Participants: 2920Eide Bailly LLP 401(k) Profit Sharing Plan
Miller Insulation Co., Inc. 401(k) Plan vs. nearby 401(k) plans in North Dakota, assets vs. participants
Compare Miller Insulation Co., Inc. 401(k) Plan side-by-side with 3 peers →

Miller Insulation Co., Inc. 401(k) Plan's out-of-state 401(k) peers by assets and headcount

Outside North Dakota, the nearest 401(k) by assets is Zilliant, Inc. 401(k) Plan in TX ($22M); by covered participants it is Johnson & Towers Inc. Thrift Savings Plan in NJ (255 participants). Same-state nearby plans are listed separately above.

Similar participant headcount

Nearest other-state filings by covered participants (255 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 Miller Insulation Co., Inc. 401(k) Plan assets move in 2023? ▼
Miller Insulation Co., Inc. 401(k) Plan grew sharply - up 21.7% during 2023, from $18M to $22M. Reported net income was $4M.
How have Miller Insulation Co., Inc. plan assets changed over time? ▼
Across 3 plan years on file (2022-2024), Miller Insulation Co., Inc.'s sponsor-wide assets grew 35.1%, from $18M to $24M.
Which 401(k) plans are similar in size to Miller Insulation Co., Inc. 401(k) Plan? ▼
Among 401(k) plans in other states, the closest by assets is Zilliant, Inc. 401(k) Plan in TX ($22M, 174 participants).
Which 401(k) plans cover a similar participant headcount to Miller Insulation Co., Inc. 401(k) Plan? ▼
Among 401(k) plans in other states, the closest by covered participants is Johnson & Towers Inc. Thrift Savings Plan in NJ (255 participants, N/A 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 450376527.

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.