Therma-Stor 401(k) match, vesting and fees

Plan year 2024 filingTherma-Stor Union 401(k) Plan · Plan 002 · EIN 35-2609097Updated Oct 2026

What Therma-Stor's 401(k) plan says about matching contributions

The match terms have not been published from this plan's filing yet.
The plan year 2024 filing reports $392K in employer contributions, about $2,763 per participant. That total includes any match and profit-sharing; it is not a match formula. Plan year 2024 Form 5500 ↗
$34,104
Average account balance
143
Participants (end of year)
$4.8M
Plan assets (end of year)
0.52%
Admin expenses ÷ assets

Plan features

Match, vesting and enrollment details have not been published from this plan's audit report yet. The figures below come from the structured filing.

RecordkeeperPrincipal Life Insurance CompanySchedule C ↗
Independent auditorWipfli,llp (unmodified opinion, limited scope)Schedule H ↗
Plan type and status401(k) · ActiveForm 5500 ↗

How the plan compares

Plan year 2024 medians for 8,908 defined-contribution plans in manufacturing with 100 to 499 participants.

Therma-Stor: employer contribution per participant$2,763
Peer median$1,847
Therma-Stor: average balance$34,104
Peer median$65,512
Therma-Stor: admin expenses ÷ assets0.52%
Peer median0.32%

Admin expenses are the plan's reported administrative expenses divided by its assets; they do not include fund expense ratios.

Plan history

Plan assets went from $4.2M at the end of plan year 2021 to $4.8M at the end of plan year 2024.

$4.2M2021$3.9M2022$4.5M2023$4.8M2024
End-of-year figures from each plan year's Form 5500 filing for the Therma-Stor plan.
Plan yearParticipantsAssetsEmployer contributionsPer participantAdmin expense ratioMatch formulaFiling
2024143$4.8M$392K$2,7630.52%Not publishedForm 5500 ↗
2023168$4.5M$280K$1,6940.84%Not publishedForm 5500 ↗
2022159$3.9M$347K$2,2250.95%Not publishedForm 5500 ↗
2021233$4.2M$359K$1,5801.00%Not publishedForm 5500 ↗

Other Therma-Stor plans (1)

Each plan files its own Form 5500. Figures are from each plan's latest filing.

Therma-Stor 401(k) Plan

Plan 001 · EIN 35-2609097 · plan year 2024 filing · terminated
—
Average account balance
0
Participants (end of year)
$0
Plan assets (end of year)
0.49%
Admin expenses ÷ assets

Plan features

Match, vesting and enrollment details have not been published from this plan's audit report yet. The figures below come from the structured filing.

RecordkeeperPrincipal Life Insurance CompanySchedule C ↗
Independent auditorWipfli, LLP (unmodified opinion, limited scope)Schedule H ↗
Plan type and status401(k) · Terminated (final filing)Form 5500 ↗

Common questions

Does Therma-Stor match 401(k) contributions?

The match terms for the Therma-Stor Union 401(k) Plan have not been published from its filing yet. The plan year 2024 filing reports $392K in employer contributions, about $2,763 per participant. That total includes any match and profit-sharing; it is not a match formula.

When is the Therma-Stor 401(k) match vested?

The vesting schedule for the Therma-Stor Union 401(k) Plan is not in the data published so far. Your Summary Plan Description states it.

Who manages the Therma-Stor 401(k)?

The recordkeeper listed on Schedule C of the plan year 2024 filing is Principal Life Insurance Company. The plan administrator is Therma-Stor LLC.

I left Therma-Stor. How do I find my old 401(k)?

Your account stays in the plan until you move it. Contact the plan administrator (Therma-Stor LLC, (608) 237-8418) or the recordkeeper, Principal Life Insurance Company. The Therma-Stor old 401(k) page lists the contacts from every plan filing. Find an old Therma-Stor 401(k)

Data from the public Form 5500 annual reports Therma-Stor filed with the U.S. Department of Labor (plan years 2021 and 2022 and 2023 and 2024) and, where noted, the attached independent auditor's report. Plan terms may have changed since the filing; check your current Summary Plan Description. PlanFacts is not affiliated with Therma-Stor. Not financial advice. Report a correction · Methodology