Carrier profile · USDOT 1956527 · Updated Jun 13, 2026
Midco Diving & Marine Services Inc
8 power unitsRegional · 5 statesRAPID CITY, SD100/100
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
- 3111 LIEN ST, RAPID CITY, SD, 57702
- Mailing address
- PO BOX 513, RAPID CITY, SD, 57709
- Operation
- Interstate
Contact
- Phone
- (605) 791-3030
- Cell
- (605) 484-9725
- Fax
- (800) 238-0217
- Web domain
- midcodiving.com
Registration
- Officers
- Robert Greenspan · Heather Greenspan
- USDOT / docket
- 1956527
- First registered
- Oct 20, 2009
- Last MCS-150
- Jan 26, 2026 · 258,700 mi (2025)
- FMCSA safety rating
- Not rated
- Recordable crash rate
- 0.00
- D-U-N-S
- 132222824
Fleet (self-reported · MCS-150)
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.