How big is ONS MSO, LLC's plan?

ONS MSO, LLC's plan reported $133.1M in assets and 1,941 participants for 2024.

Original filing (PDF)20251118100229NAL0001359219001

ONS MSO, LLC

Name: ONS MSO, LLC — ONS Savings Plan, Form 5500 (2024)
Creator: ONS MSO, LLC
License: https://www.usa.gov/government-works

Form 5500

FILING_RECEIVED

ONS Savings Plan

Defined-contribution retirement plan · ONS MSO, LLC's ONS Savings Plan held $133.1M in plan assets for 1,941 participants in 2024, with Fidelity as recordkeeper.

Signals · 4

Late filing · 0.1 moLate participant contributions100% in single holdingCorrective distributions issued

Active participants

1,941

Accounts w/ balance

1,495

Plan assets (EOY)

$133.1M

Net assets (EOY)

$133.1M

People on this filing

George Batton signed ONS MSO, LLC's 2024 Form 5500 as plan administrator.

George Batton — Plan Administrator — Form 5500 signer

Get verified email & phone for these signers

Signer names are public record from the Form 5500 e-signature.

Plan identifiers

ONS MSO, LLC's EIN is 84-1758967.

EIN 84-1758967

Plan number 005

Plan year 2024

ACK ID 20251118100229NAL0001359219001

Official Form 5500 document

Download the official 2024 Form 5500 (PDF) for ONS MSO, LLC from the U.S. Department of Labor's EFAST2 system.

Download the official 2024 Form 5500 (PDF)

Plan features

ONS MSO, LLC's plan includes ERISA 404(c) participant direction, automatic enrollment, a default investment (QDIA), profit-sharing, a self-directed brokerage window.

Decision-maker contacts

One unlock reveals every key decision-maker — plan signer, CFO, HR & Benefits — with verified email + LinkedIn for ONS MSO, LLC.

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How this plan invests

This plan

1 securities

funds · stocks · CUSIPs

Holdings are itemized directly on this plan's Schedule of Assets, below.

Plan health score

Average plan with room to improve

Directional indicator from public Form 5500 data — compliance & integrity, total plan cost, participant health and vendor stack, benchmarked against same-size peers. Not a fiduciary tool.

Compliance & integrity

Total plan cost

Plan health

Vendor & structure

100

Knocking points off

Filed 0.1 months past the 10.5-month grace window.
Delinquent participant contributions reported (Schedule H 4a) — 7705K (47% of contributions).
Corrective distributions issued (likely failed ADP/ACP testing).
Low account-holder ratio — balance-holders per active participant in the bottom quartile of peers (9th percentile).

Plan sponsor

Name

ONS MSO, LLC

EIN

all filings

Address

5 HIGH RIDGE PARK, 2ND FLOOR · STAMFORD, CT · 06905

Phone

(203) 869-1145

Industry

Offices of Physicians· Health Care & Social Assistance

Plan administrator