How big is Mastway LLC's plan?

Mastway LLC's plan reported $6.4M in assets and 59 participants for 2024.

Original filing (PDF)20250714154803NAL0000802787001

Mastway LLC

Name: Mastway LLC — White Birch 401(k) Plan, Form 5500 (2024)
Creator: Mastway LLC
License: https://www.usa.gov/government-works

Form 5500-SF

FILING_RECEIVED

White Birch 401(k) Plan

401(k) retirement plan · Mastway LLC's White Birch 401(k) Plan held $6.4M in plan assets for 59 participants in 2024.

Active participants

Accounts w/ balance

Plan assets (EOY)

$6.4M

Net assets (EOY)

$6.4M

People on this filing

Kimberly A. St. Pierre signed Mastway LLC's 2024 Form 5500 as plan administrator.

Kimberly A. St. Pierre — 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

Mastway LLC's EIN is 84-3965750.

EIN 84-3965750

Plan number 001

Plan year 2024

ACK ID 20250714154803NAL0000802787001

Official Form 5500 document

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

Download the official 2024 Form 5500 (PDF)

Plan features

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

Decision-maker contacts

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

Plan sponsor

Name

MASTWAY LLC

EIN

all filings

Address

PO BOX 454 · NEW LONDON, NH · 03257

Phone

(617) 944-5669

Industry

Manufacturing

Plan administrator

Same as plan sponsor.

Plan characteristics

Plan number

001

Plan year

2024

Plan year begin

2024-01-01

Tax period

2024-12-31

Filed

2025-07-14

Pension benefit codes

2A · Age/service weighted or new comparability

2E · Profit-sharing

2F · ERISA section 404(c)

2G · Total participant-directed accounts

2J · 401(k) feature

2K · 401(m) arrangement

2T · Default investment account (QDIA)

3B · Covers self-employed individuals

Service providers (Schedule C)

Small plans don't disclose service providers

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