Carrier profile · USDOT 448994 · Updated Sep 6, 2026

Stier Supply Company

69 power unitsavg 4.7 yrRegional · 5 statesGASTON, SCUnrated

AUTHORITY STATUS UNKNOWN

Observed fleet · trailing 24 mo daily

69Power units

18 observed · MCS-150

2Trailers seen

Decoded · vPIC

4.7Avg age (yr)

2004–2025 · vPIC

Call dispatch(803) 749-1200 Email dispatchfelicia.smith@stiersupply.com

USDOT registration

yr registered

Authority not on file

Insurance (BIPD)— unknown

No filing on record

Vehicle OOS · 24-mo—

No inspections · 24 mo

Crashes · fatal—

No crash record

USDOT registration

yr registered

Authority not on file

Insurance (BIPD)— unknown

No filing on record

Vehicle OOS · 24-mo—

No inspections · 24 mo

Crashes · fatal—

No crash record

Vektor intelligence · beyond the federal recordProprietary signals computed from VIN-decoded inspections & daily FMCSA snapshots

Fleet typeIdentity

Unclassified

Fleet signal still resolving

Fleet age vs peersNewer

4.7 yr

Model years 2004–2025 · peer benchmark unavailable.

Identity stabilityStable

35 yr unchanged

Same registration since 1991 — no chameleon / reincarnation signal.

Safety

Roadside inspections, BASICs & crash history

Out-of-service rate· 24-mo cumulative

No roadside inspections on record.

Vehicle OOS rate· vehicle OOS · vehicle-level inspections · 6-month trailing

20.0% · latest 6-mo window▲ Rising

Share of vehicle-level roadside inspections in each trailing six-month window that resulted in a vehicle out-of-service order. Trending up 20.1 pts across the window. The national vehicle benchmark uses the same metric and is shown on the chart.

Roadside inspection history· 24 charted calendar months · vehicle / driver level · any-OOS overlay

25 inspections in the charted months · busiest month Feb '25 · 4

Vehicle-levelDriver-levelAny OOS

Monthly FMCSA roadside inspections across the 24 charted calendar months. Bars show level-qualified vehicle and driver populations; one inspection can qualify for both. The line shows inspections with any out-of-service result.

Violation themes· decoded · grouped by BASIC

What this carrier actually gets cited for — FMCSA violation codes decoded into plain English, ranked by frequency.

395.22 ELD — provider/registration/malfunctionHOS Compliance13 · 0 OOS
392.2 State/local traffic law violation (speeding, etc.)Unsafe Driving10 · 0 OOS
393.9 Inoperative required lampsVehicle Maintenance6 · 0 OOS
395.8 Record of duty status (log / ELD) not current or missingHOS Compliance6 · 0 OOS
392.16 Failure to use seat beltUnsafe Driving6 · 0 OOS
396.3 Inspection / repair / maintenance not performedVehicle Maintenance4 · 4 OOS
393.95 Emergency equipment (extinguisher, triangles)Vehicle Maintenance4 · 0 OOS
391.41 No / expired medical certificateDriver Fitness3 · 0 OOS
390.21 USDOT number marking on vehicleUnsafe Driving3 · 0 OOS
393.53 Automatic brake adjusters / indicatorsVehicle Maintenance2 · 0 OOS

Explore full safety record — inspections, BASICs, crashes

Authority & Insurance

Can they legally + adequately haul your load?

Insurance continuity· insurer · policy · lapses

No insurance filing history on record.

This timeline is the FMCSA filing history, and it ends at the most recent superseded filing — current policy status is not tracked here. Request a certificate of insurance to confirm active coverage before tendering.

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Equipment

VIN-decoded · NHTSA vPIC

Capacity· power units = haulable capacity; trailers are towed

Registered power units (MCS-150): 69
Observed power (24 mo): 18
Trailers (towed): 2

Capacity is power units only — trailers are towed equipment and are never summed into a fleet-size figure.

Fleet age· model years · decoded VINs

4.7 yr

Average age

2025

Newest model yr

2004

Oldest model yr

30.0%

VINs decoded

Explore full fleet — VIN roster, equipment mix, age distribution

Operations & Lanes

Revealed by inspection density across 5 states · 24 mo

Operating footprint· revealed by roadside-inspection geography

Operating radiusRegional

revealed

States observed

US states

Inspections · 24 mo

SC busiest

Inspection density by state· each tile = a state · shade = inspections, last 24 mo

Home base

GASTON, SC

303 BELLINGER LANE

Top corridor

SC 11 · GA 7 · NC 5

Density

fewermore

Shade = roadside inspections, last 24 mo.

See the full operating map — state density, top lanes

Network & Fraud

Affiliated entities & reincarnation signals · for review, not a verdict

No shared-VIN flow in the last 12 months

None of this carrier's trucks were inspected under another USDOT in the last 12 months — any shared equipment is historical, not active.

Show all-time history (8 trucks · 9 carriers)

Across all inspections on record: USDOT 3425828 USDOT 4241449 USDOT 775740 USDOT 4169786 USDOT 4430667 USDOT 3768036 USDOT 4052271 USDOT 438429

Capacity consistency· registered vs roadside-observed power units

Registered (MCS-150)

Observed (24 mo)

Shared w/ other carriers

Registered capacity materially exceeds what is observed roadside — the MCS-150 may be stale or the fleet under-utilized.

Explore the carrier network & VIN cross-links

Identity & Federal

FMCSA census + L&I dossier

Location

Physical address: 303 BELLINGER LANE, GASTON, SC, 29053
Mailing address: PO BOX 1059, GASTON, SC, 29053
Operation: Interstate

Contact

Phone: (803) 749-1200
Fax: (803) 256-6133
Email: felicia.smith@stiersupply.com
Web domain: stiersupply.com

Registration

Officer: Felicia Marie Smith
USDOT / docket: 448994
First registered: Jun 13, 1991
Last MCS-150: Apr 1, 2025 · 3,182,454 mi (2024)
FMCSA safety rating: Not rated
Recordable crash rate: 0.00
D-U-N-S: 3367562

Fleet (self-reported · MCS-150)

Power units

Drivers

CDL drivers

3,182,454

Annual mileage

Open the full identity & federal record

Federal activity

Daily-captured FMCSA licensing & insurance changes — monitored by Vektor

Federal record activity· monitored daily by Vektor

No licensing or insurance changes captured since Vektor began monitoring this carrier (June 2026). Quiet is usually good.

Open the full federal-record activity feed

Reviews

Verified broker, shipper & driver reviews — moderated

Performance ratings only — never the Vektor risk score

No verified reviews yet

Be the first broker or shipper to rate STIER SUPPLY COMPANY. Reviews cover performance only — on-time delivery, payment speed, communication — and never affect the Vektor risk score.

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Verification summaryAuthority, insurance, safety and identity facts for STIER SUPPLY COMPANY.

STIER SUPPLY COMPANY (USDOT 448994) has no Vektor safety score in the FMCSA-backed profile snapshot refreshed Sep 6, 2026.

The carrier has an unknown current for-hire authority status because no FMCSA L&I authority row is available as of Sep 6, 2026.

It has an unknown current BIPD insurance status because no FMCSA L&I active-filing snapshot is available as of Sep 6, 2026.

It reports 69 power units and 60 drivers in its most recent MCS-150 filing dated Apr 1, 2025.

It has no FMCSA-assigned safety rating in the federal record refreshed Sep 6, 2026.

Frequently asked

What is STIER SUPPLY COMPANY's USDOT number?

STIER SUPPLY COMPANY's USDOT number is 448994.

Is STIER SUPPLY COMPANY authorized to operate?

As of Sep 6, 2026, STIER SUPPLY COMPANY is active in the FMCSA register.

How big is STIER SUPPLY COMPANY's fleet?

STIER SUPPLY COMPANY operates 69 power units and 60 drivers per its most recent MCS-150 filing.

Where is STIER SUPPLY COMPANY based?

STIER SUPPLY COMPANY is based in GASTON, SC, with roadside inspections recorded across 5 states.

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