401(k)
2024 plan-year 401(k) DOL Form 5500

INTERFACE SECURITY SYSTEMS HOLDING, INC. SAVINGS AND INVESTMENT PLAN

ERISA Form 5500 plan record drawn from DOL EBSA — verify with linked source filings below.

INTERFACE SECURITY SYSTEMS, L.L.C.

This 401(k) plan holds $28M in total assets and serves 665 participants as of 2024. It is sponsored by INTERFACE SECURITY SYSTEMS, L.L.C. in Missouri. The plan reported positive net income of $3M for the year.

Total Assets (2023)
$28M
Participants
665
State
Industry
Administrative & Support Services

What the Filing Says About INTERFACE SECURITY SYSTEMS HOLDING, INC. SAVINGS AND INVESTMENT PLAN

INTERFACE SECURITY SYSTEMS HOLDING, INC. SAVINGS AND INVESTMENT PLAN is a 401(k) retirement plan sponsored by INTERFACE SECURITY SYSTEMS, L.L.C., headquartered in Missouri. As of the 2024 Form 5500 filing, the plan reports $28M in total end-of-year assets and covers 665 participants across the Administrative & Support Services industry. The sponsor's EIN on file with the U.S. Department of Labor is 854345756, and the plan has been effective since 1994-01-01. Its filing status is currently FILING RECEIVED.

Year over year, total assets moved from $25M at the beginning of 2024 to $28M at year-end — a gain of 10.6%. Net assets (after liabilities) closed the year at $28M, with reported net income of $3M driven by investment returns, contributions received, and benefit payments during the period. These figures reflect what the plan administrator certified on Schedule H or Schedule I of the Form 5500 annual return and can be compared against 2 prior plan-year filings from the same sponsor shown below.

Asset totals and participant counts reflect a single plan year snapshot and can change materially with market conditions, plan mergers, or workforce changes. Fields such as "net income" include both realized investment performance and contribution/distribution flows — a single-year figure does not by itself indicate plan health or participant outcomes. This page summarizes public DOL disclosures for research and educational purposes only and is not retirement, tax, legal, or financial advice. Before making decisions about your own retirement benefits or evaluating an employer's plan, verify the underlying filing directly via the DOL EFAST2 system and consult a qualified professional.

Financial Summary (2023)

Total Assets (Beginning of Year)$25M
Total Assets (End of Year)$28M
Net Assets (End of Year)$28M
Net Income$3M
Plan Type401(k)
Employer EIN854345756
Plan Effective Date1994-01-01
Filing StatusFILING RECEIVED

Sponsor Plan History (INTERFACE SECURITY SYSTEMS, L.L.C.)

Year Plans Participants Total Assets
2022 1 627 $22M
2023 1 629 $25M
2024 1 665 $28M

Nearby 401(k) Plans in Missouri

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Frequently Asked Questions

How much money is in the INTERFACE SECURITY SYSTEMS HOLDING, INC. SAVINGS AND INVESTMENT PLAN?
As of the 2024 Form 5500 filing, INTERFACE SECURITY SYSTEMS HOLDING, INC. SAVINGS AND INVESTMENT PLAN holds $28M in total assets with 665 participants. It is sponsored by INTERFACE SECURITY SYSTEMS, L.L.C..
What type of plan is INTERFACE SECURITY SYSTEMS HOLDING, INC. SAVINGS AND INVESTMENT PLAN?
INTERFACE SECURITY SYSTEMS HOLDING, INC. SAVINGS AND INVESTMENT PLAN is a 401(k) plan. It has been effective since 1994-01-01. The plan is filed with the U.S. Department of Labor under EIN 854345756.
Who sponsors the INTERFACE SECURITY SYSTEMS HOLDING, INC. SAVINGS AND INVESTMENT PLAN?
INTERFACE SECURITY SYSTEMS HOLDING, INC. SAVINGS AND INVESTMENT PLAN is sponsored by INTERFACE SECURITY SYSTEMS, L.L.C., located in Missouri. The sponsor's EIN is 854345756 and the plan operates in the Administrative & Support Services industry.
How did INTERFACE SECURITY SYSTEMS HOLDING, INC. SAVINGS AND INVESTMENT PLAN perform in 2024?
INTERFACE SECURITY SYSTEMS HOLDING, INC. SAVINGS AND INVESTMENT PLAN grew by 10.6% during 2024, moving from $25M to $28M in total assets. Net income was $3M.
Where can I find official filings for INTERFACE SECURITY SYSTEMS HOLDING, INC. SAVINGS AND INVESTMENT PLAN?
Official Form 5500 filings for INTERFACE SECURITY SYSTEMS HOLDING, INC. SAVINGS AND INVESTMENT PLAN are available through the U.S. Department of Labor's EFAST2 system. Search by EIN 854345756 or plan name at efast.dol.gov.
How does INTERFACE SECURITY SYSTEMS HOLDING, INC. SAVINGS AND INVESTMENT PLAN compare to other plans?
You can compare INTERFACE SECURITY SYSTEMS HOLDING, INC. SAVINGS AND INVESTMENT PLAN against other 401(k) plans on the plan type page, or view plans in Missouri on the state page. PlainRetire tracks the 5,000 largest retirement plans in the U.S. by total assets.

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Source: U.S. Department of Labor, Employee Benefits Security Administration (EBSA), Form 5500 public disclosure dataset. Plan year 2024.

Source: DOL EFAST2 filing system (efast.dol.gov) — original filing retrieval by EIN 854345756.

Reference: IRS Publication 560 — Retirement Plans for Small Business, contribution-limit rules.

Reference: IRS Publication 590-B — Distributions from IRAs, RMD rules under SECURE Act 2.0.

Data sourced from official public datasets. See our methodology for details.