How big is Coulomb Inc.'s plan?

Coulomb Inc.'s plan reported $2.4M in assets for 2025.

Original filing (PDF)20260422221923NAL0004057361030

Coulomb Inc.

Name: Coulomb Inc. — Lumin 401(k) Plan, Form 5500 (2025)
Creator: Coulomb Inc.
License: https://www.usa.gov/government-works

Form 5500-SF

FILING_RECEIVED

Lumin 401(k) Plan

401(k) retirement plan · Coulomb Inc.'s Lumin 401(k) Plan reported $2.4M in plan assets in 2025.

Active participants

Accounts w/ balance

Plan assets (EOY)

$2.4M

Net assets (EOY)

$2.4M

Plan identifiers

Coulomb Inc.'s EIN is 81-3828028.

EIN 81-3828028

Plan number 001

Plan year 2025

ACK ID 20260422221923NAL0004057361030

Official Form 5500 document

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

Download the official 2025 Form 5500 (PDF)

Plan features

Coulomb 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

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

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

COULOMB INC.

EIN

all filings

Address

501 LOCUST AVE. · SUITE 102 · CHARLOTTESVILLE, VA · 22902

Phone

(320) 491-7568

Industry

Admin Support & Waste Mgmt

Plan administrator

Name

ACCRUE 401K, INC.

EIN

39-4234112

City

BURLINGAME, CA

Phone

(888) 294-0388

Plan characteristics

Plan number

001

Plan year

2025

Plan year begin

2025-01-01

Tax period

2025-12-31

Filed

2026-04-22

Pension benefit codes

2E · Profit-sharing

2F · ERISA section 404(c)

2G · Total participant-directed accounts

2J · 401(k) feature

2K · 401(m) arrangement

2S · Automatic enrollment

2T · Default investment account (QDIA)

3D · Pre-approved plan (master / prototype / VS)

Service providers (Schedule C)

Small plans don't disclose service providers

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