Carrier profile · USDOT 424001 · Updated Jun 13, 2026
Hereford Janitor Supply Inc
DBA MACKSCO SUPPLY LLC
10 power unitsHEREFORD, TX50/100
AUTHORITY STATUS UNKNOWN
Identity & Federal
The official FMCSA identity — legal name, DBA, addresses, contact, officers, and registration — alongside the daily-captured federal-record activity feed, monitored daily by Vektor.
Location
- Physical address
- 1301 E PARK AVE, HEREFORD, TX, 79045-4701
- Operation
- Interstate
Contact
- Phone
- (806) 364-0517
- Fax
- (806) 364-2115
- macksco@macksco.com
- Web domain
- macksco.com
Registration
- Officers
- David Mcdonald · Judy Watts
- USDOT / docket
- 424001
- First registered
- Oct 15, 1990
- Last MCS-150
- Jan 12, 2004 · 0 mi
- FMCSA safety rating
- Not rated
- D-U-N-S
- 26547059
Fleet (self-reported · MCS-150)
—Annual mileage
MCS-150 filing history· biennial-update cadence
Per-filing MCS-150 history (each biennial update + the fleet/mileage it reported) is being captured from the daily federal feed and will appear here as we capture the full history.
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.