Carrier profile · USDOT 312736 · MC-271174 · Updated Jul 18, 2026
M-I DRILLING FLUIDS LLC
DBA M-I SWACO
29 power unitsavg 10.7 yrRegional · 4 statesHOUSTON, TX100/100
CARRIER ACTIVEMC-271174 ACTIVERATED SATISFACTORYHAZMAT
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
- 5950 N COURSE DRIVE, HOUSTON, TX, 77072
- Mailing address
- 225 SCHLUMBERGER DRIVE, SUGAR LAND, TX, 77478
- Operation
- Interstate· Hazmat
Contact
- Phone
- (281) 285-8500
- Web domain
- slb.com
Registration
- Officers
- Jessica Barela · Eric Englegardt
- USDOT / docket
- 312736 · MC-271174
- First registered
- Apr 7, 1988
- Last MCS-150
- Jun 19, 2025 · 404,424 mi (2024)
- FMCSA safety rating
- Satisfactory · Jan 12, 2004
- D-U-N-S
- 160601555
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.