How big is Mahon, Mahon, Kerins & O'BRIEN, LLC's plan?

Mahon, Mahon, Kerins & O'BRIEN, LLC's plan reported $3.9M in assets and 22 participants for 2023.

Original filing (PDF)20250303082707NAL0005418753001

Mahon, Mahon, Kerins & O'BRIEN, LLC

Name: Mahon, Mahon, Kerins & O'BRIEN, LLC — Mahon, Mahon, Form 5500 (2023)
Creator: Mahon, Mahon, Kerins & O'BRIEN, LLC
License: https://www.usa.gov/government-works

Form 5500-SF

FILING_RECEIVED

Mahon, Mahon, Kerins & O'BRIEN, LLC 401(k) & Profit Sharing Plan

401(k) retirement plan · Mahon, Mahon, Kerins & O'BRIEN, LLC's Mahon, Mahon, Kerins & O'BRIEN, LLC 401(k) & Profit Sharing Plan held $3.9M in plan assets for 22 participants in 2023.

Signals · 1

Late filing · 3.6 mo

Active participants

Accounts w/ balance

Plan assets (EOY)

$3.9M

Net assets (EOY)

$3.9M

People on this filing

VU TRAN signed Mahon, Mahon, Kerins & O'BRIEN, LLC's 2023 Form 5500 as plan administrator.

VU TRAN — 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

Mahon, Mahon, Kerins & O'BRIEN, LLC's EIN is 21-1249741.

EIN 21-1249741

Plan number 001

Plan year 2023

ACK ID 20250303082707NAL0005418753001

Official Form 5500 document

Download the official 2023 Form 5500 (PDF) for Mahon, Mahon, Kerins & O'BRIEN, LLC from the U.S. Department of Labor's EFAST2 system.

Download the official 2023 Form 5500 (PDF)

Plan features

Mahon, Mahon, Kerins & O'BRIEN, LLC's plan includes profit-sharing, a 401(k) feature, ERISA 404(c) participant direction.

Decision-maker contacts

One unlock reveals every key decision-maker — plan signer, CFO, HR & Benefits — with verified email + LinkedIn for MAHON, MAHON, KERINS & O'BRIEN, LLC.

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Plan health score

Above-average plan

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. Based on 70% of scoring inputs for this filing.

Compliance & integrity

Total plan cost

n/a

Plan health

Vendor & structure

100

Knocking points off

Filed 3.6 months past the 10.5-month grace window.
Low account-holder ratio — balance-holders per active participant in the bottom quartile of peers (15th percentile).

Helping the score