How big is Mainspring Co LLC's plan?

Mainspring Co LLC's plan reported $776K in assets and 20 participants for 2025.

Original filing (PDF)20260422220459NAL0002214195072

Mainspring Co LLC

Name: Mainspring Co LLC — Mainspring Co 401(k) Plan, Form 5500 (2025)
Creator: Mainspring Co LLC
License: https://www.usa.gov/government-works

Form 5500-SF

FILING_RECEIVED

Mainspring Co 401(k) Plan

401(k) retirement plan · Mainspring Co LLC's Mainspring Co 401(k) Plan held $776K in plan assets for 20 participants in 2025.

Active participants

Accounts w/ balance

Plan assets (EOY)

$776K

Net assets (EOY)

$776K

People on this filing

Elantha Barry signed Mainspring Co LLC's 2025 Form 5500 as plan administrator.

Elantha Barry — 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

Mainspring Co LLC's EIN is 84-2478740.

EIN 84-2478740

Plan number 001

Plan year 2025

ACK ID 20260422220459NAL0002214195072

Official Form 5500 document

Download the official 2025 Form 5500 (PDF) for Mainspring Co LLC from the U.S. Department of Labor's EFAST2 system.

Download the official 2025 Form 5500 (PDF)

Plan features

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

Decision-maker contacts

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

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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 (98th percentile).

Plan sponsor

Name

MAINSPRING CO LLC

EIN

all filings

Address

1576 N SHERMAN ST · SUITE 320 · DENVER, CO · 80203

Phone

(720) 841-3859

Industry

Construction

Plan administrator