How big is Marathon Construction Inc.'s plan?

Marathon Construction Inc.'s plan reported $473K in assets and 16 participants for 2025.

Original filing (PDF)20260427220632NAL0014205840033

Marathon Construction Inc.

Name: Marathon Construction Inc. — Marathon Construction, Form 5500 (2025)
Creator: Marathon Construction Inc.
License: https://www.usa.gov/government-works

Form 5500-SF

FILING_RECEIVED

Marathon Construction 401(k) Plan

401(k) retirement plan · Marathon Construction Inc.'s Marathon Construction 401(k) Plan held $473K in plan assets for 16 participants in 2025.

Active participants

Accounts w/ balance

Plan assets (EOY)

$473K

Net assets (EOY)

$473K

Plan identifiers

Marathon Construction Inc.'s EIN is 61-1748438.

EIN 61-1748438

Plan number 001

Plan year 2025

ACK ID 20260427220632NAL0014205840033

Official Form 5500 document

Download the official 2025 Form 5500 (PDF) for Marathon Construction Inc. from the U.S. Department of Labor's EFAST2 system.

Download the official 2025 Form 5500 (PDF)

Plan features

Marathon Construction Inc.'s plan includes profit-sharing, ERISA 404(c) participant direction, a 401(k) feature, automatic enrollment, a default investment (QDIA).

Decision-maker contacts

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Plan health score

Top-tier plan health

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

100

Total plan cost

n/a

Plan health

Vendor & structure

100

Helping the score

Cost not scored — no comparable Schedule H expense data for this cohort.
High account-holder ratio — balance-holders per active participant in the top 15% of peers (94th percentile).

Plan sponsor

Name

MARATHON CONSTRUCTION INC

EIN

all filings

Address

500 HARRISON AVENUE · 4RB · BOSTON, MA · 02118

Phone

(617) 535-3392

Industry

Construction

Plan administrator