Interface Security Systems 401(k) match, vesting and fees
What Interface Security Systems' 401(k) plan says about matching contributions
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.
| Recordkeeper | Empower Annuity Insurance Company O | Schedule C ↗ |
| Independent auditor | Anders Minkler Huber & Helm (unmodified opinion, limited scope) | Schedule H ↗ |
| Plan type and status | 401(k) · Active | Form 5500 ↗ |
| Late participant contributions | Reported on the filing | Schedule H ↗ |
How the plan compares
Plan year 2025 medians for 44 defined-contribution plans in administrative, support and waste management services with 500 to 999 participants.
| Interface Security Systems: employer contribution per participant | $644 | |
| Peer median | $1,139 |
| Interface Security Systems: average balance | $41,314 | |
| Peer median | $40,459 |
| Interface Security Systems: admin expenses ÷ assets | 0.49% | |
| Peer median | 0.52% |
Admin expenses are the plan's reported administrative expenses divided by its assets; they do not include fund expense ratios.
Plan history
Plan assets were $29.1M at the end of plan year 2025.
| Plan year | Participants | Assets | Employer contributions | Per participant | Admin expense ratio | Match formula | Filing |
|---|---|---|---|---|---|---|---|
| 2025 | 739 | $29.1M | $454K | $644 | 0.49% | Not published | Form 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 2025 filing reports $454K in employer contributions, about $644 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 2025 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 2025) 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