Carrier profile · USDOT 486894 · Updated Jun 13, 2026

Southeastern Electric Cooperative Inc

24 power unitsMARION, 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 388, MARION, SD, 57043
Operation
Intrastate (Non-Hazmat)· Hazmat

Contact

Fax
(605) 934-1964
Web domain
southeastern.coop

Registration

Officers
Chad Kinsley · Jeff Slack
USDOT / docket
486894
First registered
Jun 5, 1992
Last MCS-150
Feb 19, 2026 · 536,272 mi (2026)
FMCSA safety rating
Not rated
D-U-N-S
85817823

Fleet (self-reported · MCS-150)

24Power units
36Drivers
36CDL drivers
536,272Annual 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.