Oil States Energy Services Llc is an active interstate carrier based in El Reno, OK.
No insurance filings on record.
View on FMCSA L&I| Vehicle Type | Owned | Term Leased | Trip Leased |
|---|---|---|---|
| Straight Trucks | 38 | 0 | 0 |
| Tractors | 14 | 0 | 0 |
| Trailers | 142 | 0 | 0 |
| Total Power Units | 206 | ||
Distinct vehicles · 24 mo
vs 206 self-reported (MCS-150)
Top makes
Registered in
Higher values = more violations. 0 = clean record.
| Category | Insp w/ Viol |
|---|
| Category | vs. Cohort | vs. State | Reading |
|---|---|---|---|
| Unsafe Driving | 0% | 0% | Better than most peers |
| HOS Compliance | 93% | 95% | Worse than most peers |
| Driver Fitness | 0% | 0% | Better than most peers |
| Controlled Substances | 0% | 0% | Better than most peers |
| Vehicle Maintenance | 80% | 90% | Worse than most peers |
Lower percentile = lower SMS measure = stronger safety record. Computed nightly across active carriers in the same state and fleet-size band.
| Type | Inspections | OOS | OOS % | Nat'l Avg |
|---|---|---|---|---|
| Driver | 0 | 0 | — | 6.67% |
| Vehicle | 0 | 6 | — | 22.26% |
| Hazmat | 0 | 0 | — |
| Period | Fatalities | Injuries | Tow-away | Total |
|---|---|---|---|---|
| No crashes recorded | 0 | 0 | 0 | 0 |
Most-cited violation codes
| BASIC Category | Total | Severe | OOS |
|---|---|---|---|
| Vehicle Maintenance | 37 |
| Date | State | Vehicle | Violations | OOS |
|---|---|---|---|---|
| Jun 14, 2026 | ND | TRUCK TRACTOR | 9 | 1 |
| Jan 7, 2026 | ND | TRUCK TRACTOR | 0 | 0 |
| Jan 6, 2026 | CO | TRUCK TRACTOR | 2 | 0 |
| Nov 11, 2025 | MT | TRUCK TRACTOR | 0 | 0 |
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Carriers that share an officer, phone, or email with this DOT.
Shared officer · 13
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| Measure |
|---|
| Alert |
|---|
| Unsafe Driving | 0 | 0.00 | — |
| HOS Compliance | 3 | 1.55 | — |
| Vehicle Maintenance | 10 | 8.69 | — |
| Driver Fitness | 0 | 0.00 | — |
| Controlled Substances | 0 | 0.00 | — |
| 4.44% |
Where they run
Inspected in 10 states. Top state CO accounts for 18% of activity. Activity outside home state (OK): 86%.
+5 other states with fewer inspections
| 13 |
| 9 |
| Hours-of-Service Compliance | 5 | 3 | 0 |
| Oct 31, 2025 |
| WY |
| TRUCK TRACTOR |
| 2 |
| 1 |
| Oct 22, 2025 | CO | TRUCK TRACTOR | 6 | 0 |
| Oct 8, 2025 | OK | STRAIGHT TRUCK | 0 | 0 |
| Sep 4, 2025 | OK | STRAIGHT TRUCK | 0 | 0 |
| Sep 2, 2025 | TX | STRAIGHT TRUCK | 1 | 0 |
| Aug 18, 2025 | MO | STRAIGHT TRUCK | 1 | 1 |
| Date | Code | Description | BASIC | OOS |
|---|---|---|---|---|
| Jun 14, 2026 | 393207FSLAS | Suspension - Leaking 3 PSI in 5 minutes | Vehicle Maintenance | — |
| Jun 14, 2026 | 39378AWS | Washers - Inoperative washing system. | Vehicle Maintenance | — |
| Jun 14, 2026 | 3939ALHWS | Lighting - Hazard warning signal(s) inoperative | Vehicle Maintenance | — |
| Jun 14, 2026 | 3939ALRLI | Lighting - Tail lamp - Any inoperative | Vehicle Maintenance | — |
| Jun 14, 2026 | 3939ALSLI | Lighting - Stop lamps - Any inoperative. | Vehicle Maintenance | — |
| Jun 14, 2026 | 3939ALTSI | Lighting - Turn signal - Any inoperative on the rearmost vehicle. | Vehicle Maintenance | Yes |
| Jun 14, 2026 | 3953A2HOSPD | HOS (Property) - Driving beyond the 14 hour after coming on duty following 10 consecutive hours off duty during the current 8 consecutive day period. Date and Tim | Hours-of-Service Compliance | — |
| Jun 14, 2026 | 3958EHOSPD | HOS (Property) - No driver may make a false report in connection with a duty status. Explain | Hours-of-Service Compliance | — |
| Jun 14, 2026 | 3963A1OAL | Other - Any air leak not attributed to the brake or suspension system. | Vehicle Maintenance | — |
| Jan 6, 2026 | 39355EB | Air Brake - ABS malfunction lamp defective on trailers manufactured on or after March 1 1998 | Vehicle Maintenance | — |
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