Carrier profile · USDOT 1034176 · Updated Jun 13, 2026

HIGHMARK INC

13 power unitsPIEDMONT, SD50/100
AUTHORITY STATUS UNKNOWNHAZMAT

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

Mailing address
PO BOX 491, BLACK HAWK, SD, 57718
Operation
Interstate· Hazmat

Contact

Fax
(605) 718-7426
Web domain
highmarkinc.biz

Registration

Officer
Gerold (Dale) Schuelke
USDOT / docket
1034176
First registered
Jun 11, 2002
Last MCS-150
Jun 22, 2021 · 40,000 mi (2020)
FMCSA safety rating
Not rated
D-U-N-S
130786770

Fleet (self-reported · MCS-150)

13Power units
3Drivers
3CDL drivers
40,000Annual 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.