· 2022–2024 · DOL EFAST2

BLACK DIAMOND WELL SERVICES LLC — BLACK DIAMOND WELL SERVICES LLC 401(K) PLAN, Form 5500 (2024) | Form 5500 Search

Original filing (PDF)20250719121235NAL0001480531001

BLACK DIAMOND WELL SERVICES LLC

Form 5500-SF

FILING_RECEIVED

BLACK DIAMOND WELL SERVICES LLC 401(K) PLAN

401(k) retirement plan

Active participants

34

Accounts w/ balance

6

Plan assets (EOY)

$110K

Net assets (EOY)

$110K

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

38

Vendor & structure

100

Knocking points off

Low account-holder ratio — balance-holders per active participant in the bottom quartile of peers (6th percentile).

Helping the score

Cost not scored — no comparable Schedule H expense data for this cohort.

Decision-maker contacts

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

Plan sponsor

Name

BLACK DIAMOND WELL SERVICES LLC

EIN

82-0746131

Address

211 N. MAIN STREET · PLENTYWOOD, MT · 59254

Phone

(406) 480-4007

Industry

Mining, Quarrying, Oil & Gassee all

Plan administrator

Name

401GO, INC.

EIN

88-3928199

City

WEST JORDAN, UT

Phone

(801) 214-2125

Plan characteristics

Plan number

001

Plan year

2024

Plan year begin

2024-01-01

Tax period

2024-12-31

Filed

2025-07-19

Pension benefit codes

2F · ERISA section 404(c)

2G · Total participant-directed accounts

2J · 401(k) feature

2K · 401(m) arrangement

2T · Default investment account (QDIA)

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

2E · Profit-sharing

Audit & trust (Schedule H)

Service providers (Schedule C)

Small plans don't disclose service providers

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