401(k) · DOL Form 5500 · 2023

Thermo Bond Buildings LLC 401(k) Plan

Data updated 2026-08-25

$4M
Total assets Small plan by assets: 123
Participants Small participant base: 39th
Percentile by assets National rank: $30,016
Avg per participant Low balance/head

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Official DOL plan name: Thermo Bond Buildings LLC 401(k) Plan · Sponsored by Thermo Bond Buildings LLC · South Dakota · Construction

$4M in assets, 123 participants

Thermo Bond Buildings LLC's Thermo Bond Buildings LLC 401(k) Plan reported $4M in total assets and 123 participants in its 2023 DOL Form 5500 filing, ranking in the 39th 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.

#3,328 in Construction (9,030 peers)

Coverage in South Dakota

Thermo Bond Buildings LLC 401(k) Plan covers 123 participants in South Dakota, about 36% of the average South Dakota filer (state average ~340 per filing). Assets: $4M.

#3,328
in Construction (9,030 peers): +29.9%
assets growth YoY

Thermo Bond Buildings LLC 401(k) Plan's mid-pack asset rank among Construction and all filers

Thermo Bond Buildings LLC 401(k) Plan vs every filed plan by assets

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

$3,691,984 39th percentile higher than 39% of 127,068 filed plans

Dashed line + filled bar = this entry, among filed plans.

Source U.S. Department of Labor Form 5500 filings (EBSA) · plan year 2023

Thermo Bond Buildings LLC 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. Thermo Bond Buildings LLC 401(k) Plan sits mid-pack in the medium band (123 participants).

Micro (1-10) 35,718 filings (27%) Small (11-100) 27,089 filings (21%) Medium (101-1,000) 55,445 filings (43%) Large (1,001-10,000) 10,273 filings (8%) Mega (10,000+) 1,374 filings (1%)

Thermo Bond Buildings LLC 401(k) Plan reported net income rose from -$46K in the plan year 2022 filing to $851K in the plan year 2023 filing.
Thermo Bond Buildings LLC 401(k) Plan end-of-year assets rose from $3M in the plan year 2022 filing to $4M in the plan year 2023 filing.

See the national 2022→2023 release diff →

Plan-year Form 5500 strip

Filing strip 263740666 · Thermo Bond Buildings LLC PY 2023 · 401(k)

Thermo Bond Buildings LLC 401(k) Plan · $4M · 123 · 39th

EIN $4M
RANK 123
PHOTO 39th
IND 401(k)
EOY near Advisacare Companies Retirement Plan
5500 ind #3328

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 South Dakota →

End-of-year total assets ($M) among Thermo Bond Buildings LLC 401(k) Plan and nearest nationwide 401(k) peers. Source: DOL Form 5500 plan year 2023.

South Dakota filing particulars

Total Assets (Beginning of Year)	$3M
Net Assets (End of Year)	$4M
Net Income	$851K
Employer EIN	263740666
Plan Effective Date	2013-05-01
Filing Status	FILING RECEIVED

Sponsor Plan History (Thermo Bond Buildings LLC)

Latest sponsor-wide plan assets: $4M 53.383546239575395% vs 2022; 2024 filing year

Year	Plans	Participants	Total Assets
2022	1	124	$3M
2023	1	123	$4M
2024	1	133	$4M

Nearby 401(k) Plans in South Dakota

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

Thermo Bond Buildings LLC 401(k) Plan vs. nearby 401(k) plans in South Dakota, assets vs. participants

Black Hills Corporation 401(k) Retirement Savings Plan $727M · 2,972
Good Samaritan Society 401(k) Plan $254M · 12,894
Daktronics, Inc. 401(k) Plan $235M · 2,254
Poet 401(k) Plan $219M · 2,254
Premier 401(k) Plan $216M · 1,913

Compare Thermo Bond Buildings LLC 401(k) Plan side-by-side with 3 peers →

Thermo Bond Buildings LLC 401(k) Plan's out-of-state 401(k) peers by assets and headcount

Outside South Dakota, the nearest 401(k) by assets is Advisacare Companies Retirement Plan in MI ($4M); by covered participants it is Sunchase Salary Savings Plan in NC (123 participants). Same-state nearby plans are listed separately above.

Closest by plan assets

Nearest other-state filings by tot_assets_eoy ($4M here).

Advisacare Companies Retirement Plan (MI) $4M · 430
Stability Healthcare, Inc. 401(k) Plan (CA) $4M · 356
R. C. Systems Co. Inc 401(k) Plan (TX) $4M · 19
Tekton Research Inc 401(k) Plan (TX) $4M · 85

Similar participant headcount

Nearest other-state filings by covered participants (123 participants); asset peers above are excluded.

Sunchase Salary Savings Plan (NC) 123 · 0 off
Integral Group 401(k) Plan (CA) 123 · 0 off
The Jane Pauley Community Health (IN) 123 · 0 off
Ellicott Dredge Group Plan (WI) 123 · 0 off

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 Thermo Bond Buildings LLC 401(k) Plan assets move in 2023? ▼

Thermo Bond Buildings LLC 401(k) Plan grew sharply - up 29.9% during 2023, from $3M to $4M. Reported net income was $851K.

How have Thermo Bond Buildings LLC plan assets changed over time? ▼

Across 3 plan years on file (2022-2024), Thermo Bond Buildings LLC's sponsor-wide assets grew 53.4%, from $3M to $4M.

Which 401(k) plans are similar in size to Thermo Bond Buildings LLC 401(k) Plan? ▼

Among 401(k) plans in other states, the closest by assets is Advisacare Companies Retirement Plan in MI ($4M, 430 participants).

Which 401(k) plans cover a similar participant headcount to Thermo Bond Buildings LLC 401(k) Plan? ▼

Among 401(k) plans in other states, the closest by covered participants is Sunchase Salary Savings Plan in NC (123 participants, $2M 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 263740666.