Fleet typeIdentity
Asset-based
67 power units. Brokers price each fleet type apart.
Carrier profile · USDOT 693463 · MC-321870
MCMAHON TRANSPORT GROUP LLC
67 power unitsavg 9.7 yrLocal · 2 statesLOCKPORT, IL
CARRIER ACTIVEMC-321870 ACTIVERATED SATISFACTORYHAZMAT
Observed fleet · trailing 24 mo daily
67Power units
48 observed · MCS-150
46Trailers seen
Decoded · vPIC
9.7Avg age (yr)
2001–2025 · vPIC
Click to see how we scored it
Load decision · FMCSA snapshot · 2026-06-13
Clear to load
Active authority and a clean federal record. No blocking issues found.
Active operating authorityInsurance on fileFatal crash on record
In good standing · 4
Active operating authorityActive for-hire authority is on file with FMCSA.Insurance on fileBIPD (liability) insurance is on file with FMCSA.Established 29 yearsOperating authority has been on file since 1997.Out-of-service rates below national averageBoth vehicle and driver OOS rates beat the national benchmark across 125 inspections.
Operating authority2929 yr active
since 1997Insurance (BIPD)On file
FMCSA L&IVehicle OOS · 24mo13.113.1 %
▼ 22.26% nat'lCrashes · fatal11
7 in 24moVektor intelligence · beyond the federal recordProprietary signals computed from VIN-decoded inspections & daily FMCSA snapshots
Fleet age vs peersTypical
9.7 yr
Model years 2001–2025 · peer benchmark computing.
Identity stabilityStable
29 yr unchanged
Same registration since 1997 — no chameleon / reincarnation signal.
AI readFull read
Is MCMAHON TRANSPORT GROUP LLC safe to work with?
Is MCMAHON TRANSPORT GROUP LLC safe to load? MCMAHON TRANSPORT GROUP LLC (USDOT 693463, MC-321870) is an active asset-based motor carrier based in LOCKPORT, IL, operating 67 power units and 123 drivers. Operating authority has been active 29 years (past the 24-month broker-confidence threshold). Across 125 roadside inspections, its vehicle out-of-service rate is 13.1% (below the 22.26% national average), with 7 reportable crashes in the last 24 months. FMCSA rates it Satisfactory. Vektor rates it clear to load (88/100), with the leading concern: fatal crash on record. Source: FMCSA SAFER/MCMIS, last updated 2026-06-13.
FMCSA fields + Vektor analysis · updated 2026-06-13
MTMCMAHON TRANSPORT GROUP LLC 88
01
Safety
125 inspections · 24 mo · vs national benchmarks
Out-of-service rate· trailing 24 months vs national benchmark
Vehicle OOS 13.1% (24-mo)61 veh insp · 24-mo · nat'l 22.26%
050%nat'l 22.26%
Driver OOS 2.6% (24-mo)77 drv insp · 24-mo · nat'l 6.67%
030%nat'l 6.67%
OOS trajectory· trailing 6-mo vehicle-OOS rate vs national
13.3% 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
≈0.6 / unit·yr
thin signalabundant signal
Roadside-inspection volume is about what you'd expect for a 67-unit fleet — enough signal to read the safety record, though not a heavy sample.
- Registered power units
- 67
- Inspections · 24 mo
- 77
- Annualized
- ≈39 / yr
- Coverage
- ≈0.6 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 Driving27
- 393.9 Inoperative required lampsVehicle Maintenance15 · 3 OOS
- 393.55 Antilock brake system (ABS)Vehicle Maintenance14
- 396.3 Inspection / repair / maintenance not performedVehicle Maintenance10 · 5 OOS
- 393.11 Required lamps/reflectors missingVehicle Maintenance7
- 393.95 Emergency equipment (extinguisher, triangles)Vehicle Maintenance5
- 393.45 Brake tubing / hose defectsVehicle Maintenance4 · 1 OOS
- 393.75 Tires (defective / underinflated / worn)Vehicle Maintenance4 · 3 OOS
- 396.17 Periodic (annual) inspectionVehicle Maintenance4
- 107.620 Other violationOther3
02
Authority & insurance
Can they legally + adequately haul your load?
Operating authority· 49 CFR · per type
Operating authority
- Common
- Active
- Contract
- None
- Broker
- None
Insurance & bonds
BIPD / liability (required)Filed with FMCSA
CargoFiled with FMCSA
Surety bond (BMC-84)None
Insurance continuity· insurer · policy · lapses
$1M BIPD · 5 insurers · 0 lapsesInsurer churn
+1 earlier
Great West · 97–02
Empire Fire · 02–04
Great West · 04–10
Federated · 09–18
Guideone · 19–23
19972023
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.
6 insurer eras · collapsed from 12 filings
| Insurer | Period | Limit | Renewals |
|---|---|---|---|
| GUIDEONE MUTUAL INSURANCE COMPANY | Oct 2019 → Oct 2023 | $1M | 1 |
| PLAZA INSURANCE COMPANY | Oct 2018 → Oct 2019 | $1M | 1 |
| FEDERATED MUTUAL INSURANCE CO. | Dec 2009 → Oct 2018 | $1M | 3 |
| GREAT WEST CASUALTY CO. | Dec 2004 → Jan 2010 | $1M | 3 |
| EMPIRE FIRE & MARINE INSURANCE CO. | Dec 2002 → Dec 2004 | $1M | 2 |
| GREAT WEST CASUALTY CO. | Jun 1997 → Dec 2002 | $1M | 2 |
03
Equipment & fleet
VIN-decoded · NHTSA vPIC
Capacity· power units = haulable capacity; trailers are towed
- Registered power units (MCS-150)
- 67
- Observed power (24 mo)
- 48
- Trailers (towed)
- 46
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
2001
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 mo7777
IL busiestInspection density by state· each tile = a state · shade = inspections, last 24 mo
Home base
LOCKPORT, IL
Top corridor
IL
Density
fewermore
05
Network & fraud
Affiliated entities & reincarnation signals · for review, not a verdict
Last 12 months: 1 truck also ran under 1 other carrier
VINs inspected under this carrier were recently inspected under other USDOTs too — the active double-broker / shared-equipment signal: USDOT 2406692Some overlap is legitimate (leased or sold equipment); review alongside the other signals.
Show all-time history (3 trucks · 2 carriers)
Across all inspections on record: USDOT 162449USDOT 2406692
Capacity consistency· registered vs roadside-observed power units
Registered (MCS-150)6767
Observed (24 mo)4848
Shared w/ other carriers33
Registered and roadside-observed capacity are broadly consistent.
06
Identity & contact
FMCSA census + L&I dossier
Location
- Physical address
- 14715 NEW AVENUE, LOCKPORT, IL, 60441
- Operation
- Interstate· Hazmat
Contact
- Phone
- (815) 834-0000
- Cell
- (815) 981-1304
- Fax
- (815) 834-0001
- Web domain
- mcmahontransport.com
Registration
- Officers
- John L. Mcmahon · Tom Dinaso
- USDOT / docket
- 693463 · MC-321870
- First registered
- 06/11/1997
- Last MCS-150
- 07/22/2025 · 4,400,000 mi (2025)
- FMCSA safety rating
- Satisfactory · 02/02/2010
- 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
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Leave a review09
Frequently asked
What is MCMAHON TRANSPORT GROUP LLC's USDOT number?
MCMAHON TRANSPORT GROUP LLC's USDOT number is 693463, and its motor carrier number is MC-321870.
Is MCMAHON TRANSPORT GROUP LLC authorized to operate?
As of 2026-06-13, MCMAHON TRANSPORT GROUP LLC is active in the FMCSA register with common, contract, broker operating authority on file.
What is MCMAHON TRANSPORT GROUP LLC's safety record?
MCMAHON TRANSPORT GROUP LLC has a 13.1% vehicle out-of-service rate (national average 22.26%) across 125 roadside inspections, with 7 reportable crashes in the last 24 months, and an FMCSA "Satisfactory" safety rating. Vektor's computed risk score is 88/100 (tier: clear).
How big is MCMAHON TRANSPORT GROUP LLC's fleet?
MCMAHON TRANSPORT GROUP LLC operates 67 power units and 123 drivers per its most recent MCS-150 filing.
Where is MCMAHON TRANSPORT GROUP LLC based?
MCMAHON TRANSPORT GROUP LLC is based in LOCKPORT, IL, with roadside inspections recorded across 2 states.