DBA: Sigma National
Sigma Associates Llc is an active interstate carrier based in Bellevue, WA.
No insurance filings on record.
View on FMCSA L&I| Vehicle Type | Owned | Term Leased | Trip Leased |
|---|---|---|---|
| Straight Trucks | 10 | 0 | 0 |
| Tractors | 10 | 0 | 0 |
| Trailers | 0 | 10 | 0 |
| Total Power Units | 10 | ||
Distinct vehicles · 24 mo
vs 10 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 | 0% | 0% | Better than most peers |
| Driver Fitness | 0% | 0% | Better than most peers |
| Controlled Substances | 0% | 0% | Better than most peers |
| Vehicle Maintenance | 95% | 93% | 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 | 4 | — | 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 | 20 | 4 |
| Date | State | Vehicle | Violations | OOS |
|---|---|---|---|---|
| Jun 2, 2026 | MT | TRUCK TRACTOR | 3 | 0 |
| May 7, 2026 | OR | TRUCK TRACTOR | 1 | 1 |
| Mar 24, 2026 | WA | TRUCK TRACTOR | 8 | 1 |
| Mar 13, 2026 | WA | TRUCK TRACTOR | 6 |
Carriers that share an officer, phone, or email with this DOT.
Shared officer · 1
| Measure |
|---|
| Alert |
|---|
| Unsafe Driving | 0 | 0.00 | — |
| HOS Compliance | 1 | 1.35 | — |
| Vehicle Maintenance | 6 | 11.06 | — |
| Driver Fitness | 0 | 0.00 | — |
| Controlled Substances | 0 | 0.00 | — |
| 4.44% |
Where they run
Inspected in 5 states. Top state WA accounts for 36% of activity. Activity outside home state (WA): 64%.
| 4 |
| Hours-of-Service Compliance | 3 | 1 | 0 |
| 1 |
| Feb 12, 2026 | WA | TRUCK TRACTOR | 0 | 0 |
| Jan 22, 2026 | WA | TRUCK TRACTOR | 2 | 1 |
| Apr 10, 2025 | MT | TRUCK TRACTOR | 0 | 0 |
| Feb 19, 2025 | WA | TRUCK TRACTOR | 1 | 0 |
| Jan 7, 2025 | NV | TRUCK TRACTOR | 1 | 0 |
| Dec 29, 2024 | MT | TRUCK TRACTOR | 0 | 0 |
| Date | Code | Description | BASIC | OOS |
|---|---|---|---|---|
| Jun 2, 2026 | 39524 | HOS (ELD) - ELD Form and Manner | Hours-of-Service Compliance | — |
| Jun 2, 2026 | 3958A | HOS (Form) - Paper Log/Logging Programs Form and Manner | Hours-of-Service Compliance | — |
| Jun 2, 2026 | 3958EHOSPD | HOS (Property) - No driver may make a false report in connection with a duty status. Explain | Hours-of-Service Compliance | — |
| May 7, 2026 | 39375A3TAOL | Tires - All others leaking or inflation less than 50% of the maximum inflation pressure on tire not equipped with ATIS | Vehicle Maintenance | Yes |
| Mar 24, 2026 | 3922SLLMF | State/Local Laws - Wheel (mud) flaps missing or defective | Vehicle Maintenance | — |
| Mar 24, 2026 | 39351CBAPG | Air Brake - Inoperative/defective primary or secondary pressure gauge | Vehicle Maintenance | Yes |
| Mar 24, 2026 | 39355D2B | Air Brake - ABS malfunction lamp defective on truck-tractor manufactured on or after March 1 2001 for towed vehicle. | Vehicle Maintenance | — |
| Mar 24, 2026 | 39355EB | Air Brake - ABS malfunction lamp defective on trailers manufactured on or after March 1 1998 | Vehicle Maintenance | — |
| Mar 24, 2026 | 39378AWS | Washers - Inoperative washing system. | Vehicle Maintenance | — |
| Mar 24, 2026 | 39617CPI | Operating a CMV without documentation of a periodic inspection | Vehicle Maintenance | — |