Carrier profile · USDOT 984654 · Updated Jun 13, 2026
Global Substation Services Inc
1 power unitWHITE MARSH, MD50/100
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
- 10800 PHILADELPHIA ROAD, WHITE MARSH, MD, 21162
- Mailing address
- PO BOX 681, WHITE MARSH, MD, 21162
- Operation
- Interstate
Contact
- Phone
- (410) 584-7670
- Cell
- (443) 829-7487
- Fax
- (410) 584-5840
- sarahh@gss.us.com
- Web domain
- gss.us.com
Registration
- Officers
- Eric Johnson · Sarah Halford
- USDOT / docket
- 984654
- First registered
- Oct 17, 2001
- Last MCS-150
- May 21, 2019 · 200 mi (2019)
- FMCSA safety rating
- Not rated
- D-U-N-S
- 13685883
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.