M&
M & M FLATBED CARRIERS LLC
DOT 1791924MC 652440ActiveInterstateSENTRY SELECT INSURANCE COMPANY · $750,000 · 1 policyLAREDO, TX
COMPANY
Authority since
2017-11-08
MCS-150
2026-03-12 · 1,103,470 mi (2023)
Fleet
11 units · 33 trailers · 8 drivers
ADDRESS
Physical
3902 TRANSPORT RD
LAREDO, TX 78045
LAREDO, TX 78045
Mailing
PO BOX 451989
LAREDO, TX 78045
LAREDO, TX 78045
CONTACT
Phone
9562513274
Email
ELSAM@MMCARRIERS.COM
OFFICERS
Primary Officer
ELSA MONTEMAYOR
Title
MANAGER
OPERATION & CARGO
Operation classification
Authorized For Hire
Specialty
Construction & Building Materials
Cargo types
8
General FreightMetal: Sheets, Coils, RollsLogs, Poles, Beams, LumberBuilding MaterialsMachinery, Large ObjectsOilfield EquipmentConstructionOther
Self-reported by the company on its latest MCS-150 filing (FMCSA census). Reflects what the carrier is authorized and equipped to haul, not actual recent loads.
AUTHORITY
107 mo
Active authority
INSURANCE
1 active
SENTRY SELECT INSURANCE COMPANY
RISK GRADE
Moderate Risk
1 risk factors · 2 strengths
OOS RATE
31.0%
9 / 29 inspections
Fleet vs Reality
last 12 months · power-unit VINs from roadside inspections Checking local VIN index…
Moderate Risk
18/100 risk points1 risk factor · 2 strengths · 3 data pointshigh confidenceWeighted heuristic: crashes are decayed by recency and normalized per 100 power units, out-of-service and violation rates use a rolling 24-month window, plus FMCSA BASIC alerts and the CarrierIntel Safety Score (which also decays when compliance has not been verified by a recent inspection). Not the official FMCSA SMS score.
SAFETY PERFORMANCE
Crash Record
8 crashes · 0 fatal · 1 with injuries · 7 tow-away
Clean Inspection Rate
69% — 20 clean of 29 inspections
Out-of-Service Rate
31.0% — driver OOS 2, vehicle OOS 7
COMPLIANCE & AUTHORITY
Operating Authority
Active operating authority on file
Authority Events
19 historical event(s) on file
MCS-150 Filing
Last filed 2026-03-12
INSURANCE
Active Coverage
1 active policy(ies) · total max coverage $750,000
SUMMARY
High OOS rate 26% (last 24 mo)
No crashes in the last 24 months
Active insurance on file
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