Interface Security Systems 401(k) match, vesting and fees

Plan year 2024 filingInterface Security Systems Holding, Inc. Savings and Investment Plan · Plan 002 · EIN 85-4345756Updated Oct 2026

What Interface Security Systems' 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 $462K in employer contributions, about $628 per participant. That total includes any match and profit-sharing; it is not a match formula. Plan year 2024 Form 5500 ↗
$37,600
Average account balance
776
Participants (end of year)
$27.7M
Plan assets (end of year)
0.50%
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.

RecordkeeperEmpower Annuity Insurance Company OSchedule C ↗
Independent auditorAnders Minkler Huber & Helm (unmodified opinion, limited scope)Schedule H ↗
Plan type and status401(k) · ActiveForm 5500 ↗

How the plan compares

Plan year 2024 medians for 231 defined-contribution plans in administrative, support and waste management services with 500 to 999 participants.

Interface Security Systems: employer contribution per participant$628
Peer median$1,443
Interface Security Systems: average balance$37,600
Peer median$38,287
Interface Security Systems: admin expenses ÷ assets0.50%
Peer median0.47%

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 $22.1M at the end of plan year 2022 to $27.7M at the end of plan year 2024.

$22.1M2022$25M2023$27.7M2024
End-of-year figures from each plan year's Form 5500 filing for the Interface Security Systems plan.
Plan yearParticipantsAssetsEmployer contributionsPer participantAdmin expense ratioMatch formulaFiling
2024776$27.7M$462K$6280.50%Not publishedForm 5500 ↗
2023895$25M$315K$4250.09%Not publishedForm 5500 ↗
2022773$22.1M$238K$3230.29%Not publishedForm 5500 ↗

Common questions

Does Interface Security Systems match 401(k) contributions?

The match terms for the Interface Security Systems Holding, Inc. Savings and Investment Plan have not been published from its filing yet. The plan year 2024 filing reports $462K in employer contributions, about $628 per participant. That total includes any match and profit-sharing; it is not a match formula.

When is the Interface Security Systems 401(k) match vested?

The vesting schedule for the Interface Security Systems Holding, Inc. Savings and Investment Plan is not in the data published so far. Your Summary Plan Description states it.

Who manages the Interface Security Systems 401(k)?

The recordkeeper listed on Schedule C of the plan year 2024 filing is Empower Annuity Insurance Company O. The plan administrator is Interface Security Systems, L.L.C..

I left Interface Security Systems. How do I find my old 401(k)?

Your account stays in the plan until you move it. Contact the plan administrator (Interface Security Systems, L.L.C., (314) 595-0100) or the recordkeeper, Empower Annuity Insurance Company O. The Interface Security Systems old 401(k) page lists the contacts from every plan filing. Find an old Interface Security Systems 401(k)

Data from the public Form 5500 annual reports Interface Security Systems filed with the U.S. Department of Labor (plan years 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 Interface Security Systems. Not financial advice. Report a correction · Methodology