Fleet typeIdentity
Small fleet
6 power units. Brokers price each fleet type apart.
Carrier profile · USDOT 751746 · MC-340180
STONE & SON TRANSPORT LLC
6 power unitsavg 14.3 yrLocal · 2 statesCHANDLER, AZ
CARRIER ACTIVEMC-340180 ACTIVERATED SATISFACTORY
Observed fleet · trailing 24 mo daily
6Power units
8 observed · MCS-150
1Trailers seen
Decoded · vPIC
14.3Avg age (yr)
2004–2025 · vPIC
Click to see how we scored it
Load decision · FMCSA snapshot · 2026-07-18
Clear to load
Active authority and a clean federal record. No blocking issues found.
Active operating authorityInsurance on fileDriver out-of-service rate above average
Watch · 2
Operating authority2828 yr active
since 1998Insurance (BIPD)On file
FMCSA L&IVehicle OOS · 24mo5.95.9 %
▼ 22.26% nat'lCrashes · fatal00
1 in 24moVektor intelligence · beyond the federal recordProprietary signals computed from VIN-decoded inspections & daily FMCSA snapshots
Fleet age vs peersOlder
14.3 yr
Model years 2004–2025 · peer benchmark computing.
Identity stabilityStable
28 yr unchanged
Same registration since 1998 — no chameleon / reincarnation signal.
AI readFull read
Is STONE & SON TRANSPORT LLC safe to work with?
Is STONE & SON TRANSPORT LLC safe to load? STONE & SON TRANSPORT LLC (USDOT 751746, MC-340180) is an active small-fleet motor carrier based in CHANDLER, AZ, operating 6 power units and 5 drivers. Operating authority has been active 28 years (past the 24-month broker-confidence threshold). Across 36 roadside inspections, its vehicle out-of-service rate is 5.9% (below the 22.26% national average), with 1 reportable crash in the last 24 months. FMCSA rates it Satisfactory. Vektor rates it clear to load (88/100). Source: FMCSA SAFER/MCMIS, last updated 2026-07-18.
FMCSA fields + Vektor analysis · updated 2026-07-18
S&STONE & SON TRANSPORT LLC 88
01
Safety
36 inspections · 24 mo · vs national benchmarks
Out-of-service rate· trailing 24 months vs national benchmark
Vehicle OOS 5.9% (24-mo)17 veh insp · 24-mo · nat'l 22.26%
050%nat'l 22.26%
Driver OOS 6.9% (24-mo)29 drv insp · 24-mo · nat'l 6.67%
030%nat'l 6.67%
OOS trajectory· trailing 6-mo vehicle-OOS rate vs national
5.6% now▲ Worsening
Inspection coverage· expected vs observed · the fraud signal
Inspection coverage
How heavily FMCSA inspects this fleet for its size — it tells you how much to trust the safety signals above. Thin coverage on a young authority is a fraud signal nobody else surfaces.
Under-inspected
Expected
Well-monitored
Heavily inspected
≈2.4 / unit·yr
thin signalabundant signal
Among the more heavily-inspected carriers for its size — abundant roadside signal. Coverage isn't the question here; the out-of-service and crash record is.
- Registered power units
- 6
- Inspections · 24 mo
- 29
- Annualized
- ≈15 / yr
- Coverage
- ≈2.4 inspections / unit · yr
Violation themes· decoded · grouped by BASIC
What this carrier actually gets cited for — FMCSA violation codes decoded into plain English, ranked by frequency.
- 392.2 State/local traffic law violation (speeding, etc.)Unsafe Driving10
- 393.11 Required lamps/reflectors missingVehicle Maintenance3
- 393.9 Inoperative required lampsVehicle Maintenance3
- 395.8 Record of duty status (log / ELD) not current or missingHOS Compliance3 · 1 OOS
- 396.3 Inspection / repair / maintenance not performedVehicle Maintenance1 · 1 OOS
- 393.48 Brakes inoperativeVehicle Maintenance1
- 393.60 Windshield / glazingVehicle Maintenance1
- 383.25 Commercial Driver's License (CDL)Driver Fitness1 · 1 OOS
02
Authority & insurance
Can they legally + adequately haul your load?
Operating authority· 49 CFR · per type
Operating authority
- Common
- None
- Contract
- Active
- Broker
- None
Insurance & bonds
BIPD / liability (required)Filed with FMCSA
CargoNone
Surety bond (BMC-84)None
Insurance continuity· insurer · policy · lapses
$750k BIPD · 9 insurers · 0 lapsesInsurer churn
+7 earlier
Canal · 02–09
Maxum · 09–11
Scottsdale · 12–16
Wilshire · 16–18
United Financial · 20–23
Canal · 23–25
19982026
No BIPD policy is currently in force in the filing history. The authority record may still list one on file — request a COI to confirm current coverage.
13 insurer eras · collapsed from 36 filings
| Insurer | Period | Limit | Renewals |
|---|---|---|---|
| UNITED FINANCIAL CASUALTY COMPANY | Jun 2025 → Feb 2026 | $750k | 2 |
| CANAL INSURANCE CO. | Jun 2023 → Jun 2025 | $750k | 1 |
| UNITED FINANCIAL CASUALTY COMPANY | Jun 2020 → Jun 2023 | $750k | 1 |
| PRIME INSURANCE COMPANY | Jul 2019 → Jul 2020 | $750k | 3 |
| UNITED FINANCIAL CASUALTY COMPANY | Aug 2018 → Jul 2019 | $750k | 1 |
| WILSHIRE INSURANCE COMPANY | Aug 2016 → Aug 2018 | $750k | 1 |
| SCOTTSDALE INSURANCE COMPANY | Aug 2012 → Aug 2016 | $750k | 4 |
| CANAL INSURANCE CO. | Aug 2011 → Aug 2012 | $750k | 2 |
| MAXUM CASUALTY INSURANCE COMPANY | Aug 2009 → Aug 2011 | $750k | 3 |
| CANAL INSURANCE CO. | Aug 2002 → Aug 2009 | $750k | 13 |
| DIAMOND STATE INSURANCE COMPANY | Aug 2001 → Aug 2002 | $750k | 2 |
| ACCEPTANCE INSURANCE COMPANY | Dec 2000 → Aug 2001 | $750k | 1 |
| NORTHLAND INSURANCE COMPANY | Jun 1998 → Oct 2000 | $750k | 2 |
03
Equipment & fleet
VIN-decoded · NHTSA vPIC
Capacity· power units = haulable capacity; trailers are towed
- Registered power units (MCS-150)
- 6
- Observed power (24 mo)
- 8
- Trailers (towed)
- 1
Capacity is power units only — trailers are towed equipment and are never summed into a fleet-size figure.
Fleet age· model years · decoded VINs
Average age
2025
Newest model yr
2004
Oldest model yr
VINs decoded
04
Operations & lanes
Revealed by inspection density across 2 states · 24 mo
Operating footprint· revealed by roadside-inspection geography
Operating radiusLocal
revealedStates observed22
US statesInspections · 24 mo2929
AZ busiestInspection density by state· each tile = a state · shade = inspections, last 24 mo
Home base
CHANDLER, AZ
Top corridor
AZ
Density
fewermore
05
Network & fraud
Affiliated entities & reincarnation signals · for review, not a verdict
No shared-VIN flow in the last 12 months
None of this carrier's trucks were inspected under another USDOT in the last 12 months — any shared equipment is historical, not active.
Show all-time history (6 trucks · 6 carriers)
Across all inspections on record: USDOT 1881558USDOT 776808USDOT 3768241USDOT 2273585USDOT 70289USDOT 3652088
Shares a company officer with other carriers
andrew dawson — 3 carriers: USDOT 2044800USDOT 2565693
Capacity consistency· registered vs roadside-observed power units
Registered (MCS-150)66
Observed (24 mo)88
Shared w/ other carriers66
Registered and roadside-observed capacity are broadly consistent.
06
Identity & contact
FMCSA census + L&I dossier
Location
- Physical address
- 3156 S. DIAMOND DR, CHANDLER, AZ, 85286
- Mailing address
- PO BOX 12078, CHANDLER, AZ, 85248
- Operation
- Interstate
Contact
- Phone
- —
Registration
- Officers
- Andrew Dawson · Ginger Dawson
- USDOT / docket
- 751746 · MC-340180
- First registered
- 06/03/1998
- Last MCS-150
- 06/04/2026 · 342,290 mi (2025)
- FMCSA safety rating
- Satisfactory · 11/07/2005
- D-U-N-S
- —
Fleet (self-reported · MCS-150)
—CDL drivers
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 STONE & SON TRANSPORT LLC. Reviews cover performance only — on-time delivery, payment speed, communication — and never affect the Vektor risk score.
Leave a review09
Frequently asked
What is STONE & SON TRANSPORT LLC's USDOT number?
STONE & SON TRANSPORT LLC's USDOT number is 751746, and its motor carrier number is MC-340180.
Is STONE & SON TRANSPORT LLC authorized to operate?
As of 2026-07-18, STONE & SON TRANSPORT LLC is active in the FMCSA register with common, contract, broker operating authority on file.
What is STONE & SON TRANSPORT LLC's safety record?
STONE & SON TRANSPORT LLC has a 5.9% vehicle out-of-service rate (national average 22.26%) across 36 roadside inspections, with 1 reportable crash in the last 24 months, and an FMCSA "Satisfactory" safety rating. Vektor's computed risk score is 88/100 (tier: clear).
How big is STONE & SON TRANSPORT LLC's fleet?
STONE & SON TRANSPORT LLC operates 6 power units and 5 drivers per its most recent MCS-150 filing.
Where is STONE & SON TRANSPORT LLC based?
STONE & SON TRANSPORT LLC is based in CHANDLER, AZ, with roadside inspections recorded across 2 states.