Fleet typeIdentity
Asset-based
43 power units. Brokers price each fleet type apart.
Carrier profile · USDOT 730269
DIAMOND SHAMROCK REFINING & MARKETING
DBA TOTAL PETROLEUM INC
43 power unitsSAN ANTONIO, TX
CARRIER INACTIVE
Observed fleet · trailing 24 mo daily
43Power units
Self-reported · MCS-150
—Trailers seen
None observed · 24 mo
—Avg age (yr)
Awaiting decode
Click to see how we scored it
Load decision · FMCSA snapshot · 2026-06-13
Limited record
Not enough federal record to assess. Verify authority and insurance directly.
Established 28 yearsUSDOT registration inactive
Watch · 3
USDOT registration inactiveThe USDOT record is flagged inactive — the carrier may not be authorized to operate.No inspection history despite active fleetAn established carrier reporting 43 power units has no roadside inspections — a common shell/paper-carrier signal.MCS-150 census data outdatedThe biennial MCS-150 update is 19.8 years old; fleet/mileage figures may be unreliable.
In good standing · 1
Operating authority2828 yr active
since 1998Insurance (BIPD)Unknown
FMCSA L&IVehicle OOS · 24mo—%
▼ 22.26% nat'lCrashes · fatal00
clean 24 moVektor intelligence · beyond the federal recordProprietary signals computed from VIN-decoded inspections & daily FMCSA snapshots
Fleet age vs peersDecoding
—
Awaiting VIN decode
Identity stabilityStable
28 yr unchanged
Same registration since 1998 — no chameleon / reincarnation signal.
AI readFull read
Is DIAMOND SHAMROCK REFINING & MARKETING safe to work with?
Is DIAMOND SHAMROCK REFINING & MARKETING safe to load? DIAMOND SHAMROCK REFINING & MARKETING (USDOT 730269) is an inactive asset-based motor carrier based in SAN ANTONIO, TX, operating 43 power units and 80 drivers. Operating authority has been active 28 years (past the 24-month broker-confidence threshold). FMCSA has not assigned a safety rating. Vektor rates it unrated (50/100), with the leading concern: usdot registration inactive. Source: FMCSA SAFER/MCMIS, last updated 2026-06-13.
FMCSA fields + Vektor analysis · updated 2026-06-13
DSDIAMOND SHAMROCK REFINING & MARKETING 50
01
Safety
Roadside inspections, BASICs & crash history
Out-of-service rate· trailing 24 months vs national benchmark
No roadside inspections on record.
02
Authority & insurance
Can they legally + adequately haul your load?
Insurance continuity· insurer · policy · lapses
No insurance filing history on record.
03
Equipment & fleet
VIN-decoded · NHTSA vPIC
Capacity· power units = haulable capacity; trailers are towed
- Registered power units (MCS-150)
- 43
- Observed power (24 mo)
- —
- Trailers (towed)
- —
Capacity is power units only — trailers are towed equipment and are never summed into a fleet-size figure.
04
Operations & lanes
Revealed by inspection density · 24 mo
Inspection density by state· each tile = a state · shade = inspections, last 24 mo
Home base
SAN ANTONIO, TX
Density
fewermore
05
Network & fraud
Affiliated entities & reincarnation signals · for review, not a verdict
Shares a company officer with other carriers
06
Identity & contact
FMCSA census + L&I dossier
Location
- Physical address
- 6000 N LOOP 1604 WEST, SAN ANTONIO, TX, 78249
- Mailing address
- PO BOX 696000, SAN ANTONIO, TX, 78269-6000
- Operation
- Interstate
Contact
- Phone
- (210) 592-4377
- —
Registration
- Officers
- Greg King · Donnas Titzman
- USDOT / docket
- 730269
- First registered
- 02/17/1998
- Last MCS-150
- 09/27/2006 · 4,618,033 mi (1997)
- FMCSA safety rating
- Not rated
- D-U-N-S
- —
Fleet (self-reported · MCS-150)
07
Federal activity
Daily-captured FMCSA licensing & insurance changes — monitored by Vektor
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.
08
Reviews
Verified broker, shipper & driver reviews — moderated
Performance ratings only — never the Vektor risk score
No verified reviews yet
Be the first broker or shipper to rate DIAMOND SHAMROCK REFINING & MARKETING. Reviews cover performance only — on-time delivery, payment speed, communication — and never affect the Vektor risk score.
Leave a review09
Frequently asked
What is DIAMOND SHAMROCK REFINING & MARKETING's USDOT number?
DIAMOND SHAMROCK REFINING & MARKETING's USDOT number is 730269.
Is DIAMOND SHAMROCK REFINING & MARKETING authorized to operate?
As of 2026-06-13, DIAMOND SHAMROCK REFINING & MARKETING is inactive in the FMCSA register.
How big is DIAMOND SHAMROCK REFINING & MARKETING's fleet?
DIAMOND SHAMROCK REFINING & MARKETING operates 43 power units and 80 drivers per its most recent MCS-150 filing.
Where is DIAMOND SHAMROCK REFINING & MARKETING based?
DIAMOND SHAMROCK REFINING & MARKETING is based in SAN ANTONIO, TX.