Back to filter
Original filing (PDF)20250701155835NAL0006852307001
TSM CORPORATION
Form 5500-SF
FILING_RECEIVED
TSM CORP 401K SALARY REDUCTION PLAN-UNION
401(k) retirement plan
Active participants
66
Accounts w/ balance
43
Plan assets (EOY)
$1.1M
Net assets (EOY)
$1.1M
Plan health score (directional)
86
/ 100
Grade A
Top-tier plan health
Directional indicator computed from public Form 5500 data — compliance, concentration, cost, vendor stack and participation. Not a fiduciary tool.
Compliance & disclosures
100
Concentration risk
75
Total plan cost
75
Vendor stack
100
Participation health
80
Knocking points off
- 65% balance-to-active ratio — below typical for a healthy 401(k).
Helping the score
- Concentration not scored — Schedule of Assets PDF not yet parsed for this plan.
- No Schedule C compensation disclosed — likely a small plan or unbundled.
Decision-maker contacts
CFO / Head of HR / Benefits Manager — verified email + LinkedIn for TSM CORPORATION.
Plan sponsor
Name
TSM CORPORATION
EIN
38-2241750
Address
1175 OPDYKE ROAD · AUBURN HILLS, MI · 48326
Phone
(248) 276-6672
Industry
Manufacturingsee all
Plan administrator
Same as plan sponsor.
Plan characteristics
Plan number
002
Plan year
2024
Plan year begin
2024-01-01
Tax period
2024-12-31
Filed
2025-07-01
Pension benefit codes
2E · Profit-sharing
3D · Pre-approved plan (master / prototype / VS)
2G · Total participant-directed accounts
2J · 401(k) feature
2K · 401(m) arrangement
2F · ERISA section 404(c)
2T · Default investment account (QDIA)
Audit & trust (Schedule H)
Auditor
—
Trustee / custodian
—
Trustee phone
—
Small plan (5500-SF) — Schedule H data not available.
Service providers (Schedule C)
Small plans don't disclose service providersRelated plans
Similar-size Manufacturing plans
VENTURETECH, L.P.
VENTURETECH, L.P. 401(K) PLAN
$1.1M · 26 participants
HICKMAN HOLDINGS CORP
HICKMAN HOLDINGS CORP. 401(K) PLAN
$1.1M · 7 participants
CW CONVEYOR, LLC
CW CONVEYOR 401K PROFIT SHARING PLAN
$1.1M · 57 participants
T & D TOOL SERVICES, INC.
T & D TOOL SERVICES, INC. 401(K) PLAN
$1.1M · 5 participants
STEWART-AMOS EQUIPMENT CO.
STEWART-AMOS EQUIPMENT CO. 401(K) PLAN
$1.1M · 20 participants
EDWARDS DESIGN AND FABRICATION, INC.
EDWARDS DESIGN AND FABRICATION RETIREMENT PLAN
$1.1M · 27 participants
Large plans in Michigan
GENERAL MOTORS LLC
GENERAL MOTORS HOURLY-RATE EMPLOYEES PENSION PLAN
$44.8B · 15,648 participants
GENERAL MOTORS LLC
GENERAL MOTORS SAVINGS PLAN MASTER TRUST
$32.4B
THE COMMITTEE OF THE UAW RETIREE MEDICAL BENEFITS TRUST
UAW GM RETIREES MEDICAL BENEFITS PLAN
$30.6B
FORD MOTOR COMPANY
FORD MOTOR COMPANY MASTER TRUST FUND
$29.5B
FORD MOTOR COMPANY
FORD DEFINED CONTRIBUTION PLANS MASTER TRUST
$25.3B
GENERAL MOTORS LLC
GENERAL MOTORS RETIREMENT SAVINGS PLAN FOR SALARIED EMPLOYEES IN THE UNITED STATES
$23.1B · 41,023 participants