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Carrier profile · USDOT 1886865 · MC679817 · Data as of Oct 7, 2026

Clay Mack

DBA MM Transport & Leasing · Safford, AZ · Interstate for-hire carrier · Since 2009
Authority active$1M BIPD on fileNot rated by FMCSANo hazmat
Cargo carriedGeneral FreightBuilding MaterialsFresh ProduceLivestockGrain, Feed, HayAgricultural/Farm Supplies+1 more
View on FMCSA SAFERCall (928) 965-2368
4
Power units
3
Drivers
3
Inspections · 24 mo
0
Crashes · 24 mo
150K
Annual miles
17 yr
Registered
100
/ 100
Clear to load

Operating legally with a clean record

Authority and insurance are in order.

How we scored it · 5 factors
Operating authority20/20
Insurance20/20
Out-of-service rates20/20
Crashes & rating20/20
Continuity & identity20/20

Composite of public FMCSA authority, insurance, inspection and crash records weighted against the national fleet. Decision support, not an official FMCSA safety rating.

Safety

FMCSA inspections & crashes · 24 mo · AS OF OCT 7, 2026
Vehicle out-of-service
—
National 22.26% · 0 of 1 inspections · needs 3+
Driver out-of-service
0.0%▼ below avg
National 6.67% · 0 of 3 inspections
Crashes
0
0 fatal0 injury0 tow-away
Crash rate 0.00 per 1M mi
Total inspections
3
Driver inspections
3
Vehicle inspections
1
People injured
0
Fatalities
0
FMCSA rating
Not rated

Enforcement

FMCSA closed cases

Closed enforcement cases — case numbers, violation codes and the amount settled — are available after you create a free account.

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Authority & insurance

FMCSA L&I · AS OF OCT 7, 2026
Carrier
Active
Broker
None
Docket
MC679817
Revocation pending
No
Motor Carrier of Property (Except Household Goods)

Coverage vs federal minimum

BIPD liability$1,000,000
$750K required minimum (49 CFR 387.9)
CargoNot required

Filings on record

  1. Aug 1, 2022Liability (BIPD) · Great West Casualty Co · $1,000,000
  2. —Cargo · The Cincinnati Insurance Co.

Equipment

SELF-REPORTED ON MCS-150
4
Power units
4
Trucks
4
Tractors owned
8
Trailers owned
3
Drivers
3
CDL drivers
Not registered for hazardous materials.

Operations & cargo

FMCSA CENSUS
InterstateAuthorized for Hire
Cargo carried
General FreightBuilding MaterialsFresh ProduceLivestockGrain, Feed, HayAgricultural/Farm SuppliesConstruction
Annual mileage
150,000 mi (2026)

Identity & federal record

FMCSA census · MCS-150
USDOT
1886865
MC / docket
MC-679817
Legal name
Clay Mack
DBA
MM Transport & Leasing
Entity type
Carrier
Operation
Interstate
First registered
May 7, 2009
Last MCS-150
Feb 26, 2026
Safety rating
Not rated
Drivers (CDL)
3 (3)
Hazmat
No
Business type
—

Fraud & network signals

For review, not a verdict.

No prior revocation
FMCSA shows no link to a previously revoked authority.
Shared phone number
Same phone number as 1 other active USDOT.
Unique email address
Not shared with any other active USDOT.
Unique street address
Not shared with any other active USDOT.
Sharing this phone number · (928) 965-2368

Shared contact details can mean affiliated companies or a registration service, but they are also a common sign of chameleon carriers and identity theft. Confirm you're dealing with the company you expect.

Frequently asked

What is Clay Mack's USDOT number?

Clay Mack's USDOT number is 1886865 and its docket number is MC679817.

Is Clay Mack authorized to operate?

Yes. FMCSA shows active carrier operating authority.

What is Clay Mack's safety record?

Over the last 24 months: 3 roadside inspections and 0.0% driver out-of-service rate, and 0 reportable crashes (0 fatal). Not rated by FMCSA.

How big is Clay Mack's fleet?

4 power units and 3 drivers per its MCS-150 filed Feb 26, 2026.

What insurance does Clay Mack carry?

$1,000,000 in BIPD liability coverage is on file with Great West Casualty Co.

Where is Clay Mack located?

Clay Mack is located at 714 E Lone Star Rd, Safford, AZ, 85546. Phone: (928) 965-2368.

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Source: FMCSA public records via the U.S. DOT Open Data Portal. Carrier Search presents the federal record and computed signals for decision support only. It is not an FMCSA safety rating and not a recommendation to use or avoid any carrier. Verify authority and insurance before tendering.