How big is Mainline Traffic Control Services LLC's plan?

Mainline Traffic Control Services LLC's plan reported $105K in assets and 16 participants for 2024.

Original filing (PDF)20251013210039NAL0002766480001

Mainline Traffic Control Services LLC

Name: Mainline Traffic Control Services LLC — Mainline TCS, Form 5500 (2024)
Creator: Mainline Traffic Control Services LLC
License: https://www.usa.gov/government-works

Form 5500-SF

FILING_RECEIVED

Mainline TCS 401(k) Retirement Plan

401(k) retirement plan · Mainline Traffic Control Services LLC's Mainline TCS 401(k) Retirement Plan held $105K in plan assets for 16 participants in 2024.

Active participants

Accounts w/ balance

Plan assets (EOY)

$105K

Net assets (EOY)

$105K

People on this filing

Tarrae Cooper signed Mainline Traffic Control Services LLC's 2024 Form 5500 as plan administrator.

Tarrae Cooper — 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

Mainline Traffic Control Services LLC's EIN is 88-2237699.

EIN 88-2237699

Plan number 001

Plan year 2024

ACK ID 20251013210039NAL0002766480001

Official Form 5500 document

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

Download the official 2024 Form 5500 (PDF)

Plan features

Mainline Traffic Control Services 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 MAINLINE TRAFFIC CONTROL SERVICES 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 (89th percentile).

Plan sponsor

Name

MAINLINE TRAFFIC CONTROL SERVICES LLC

EIN

all filings

Address

209 SE 2ND STREET · BATTLE GROUND, WA · 98604

Phone

(360) 312-4918

Industry

Construction

Plan administrator