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Carrier profile · USDOT 2142088 · Updated Jun 13, 2026

MARQUEZ BROTHERS SOUTHWEST INC

6 power unitsavg 8.3 yrLocal · 2 statesPHOENIX, AZ

AUTHORITY STATUS UNKNOWNRATED CONDITIONAL

Observed fleet · trailing 24 mo daily

6Power units

6 observed · MCS-150

—Trailers seen

None observed · 24 mo

8.3Avg age (yr)

1997–2025 · vPIC

Call dispatch(623) 478-9900 Email dispatchMZAMUDIO@MARQUEZBROTHERS.COM

Carrier verification summary for MARQUEZ BROTHERS SOUTHWEST INC

MARQUEZ BROTHERS SOUTHWEST INC (USDOT 2142088) has a Vektor safety score of 81/100 and a Review before loading verdict, from the carrier's FMCSA record refreshed Jun 13, 2026.

MARQUEZ BROTHERS SOUTHWEST INC (USDOT 2142088) has an unknown current for-hire authority status because no FMCSA L&I authority row is available as of Jun 13, 2026.

MARQUEZ BROTHERS SOUTHWEST INC (USDOT 2142088) has an unknown current BIPD insurance status because no FMCSA L&I active-filing snapshot is available as of Jun 13, 2026.

MARQUEZ BROTHERS SOUTHWEST INC (USDOT 2142088) has a 28.6% vehicle out-of-service rate over the last 24 months, versus the 22.26% CVSA national average, from FMCSA roadside-inspection data refreshed Jun 13, 2026.

MARQUEZ BROTHERS SOUTHWEST INC (USDOT 2142088) has 0 reportable crashes in the last 24 months and 0 fatal crashes across the full FMCSA crash record available as of Jun 13, 2026.

MARQUEZ BROTHERS SOUTHWEST INC (USDOT 2142088) reports 6 power units and 5 drivers in its most recent MCS-150 filing dated Aug 8, 2024.

MARQUEZ BROTHERS SOUTHWEST INC (USDOT 2142088) has an FMCSA safety rating of Conditional assigned Feb 22, 2016 in the federal record refreshed Jun 13, 2026.

Click to see how we scored it

Load decision · FMCSA snapshot · Jun 13, 2026

Review before loading

Operating, but with flags a broker should weigh before tendering freight.

Established 15 yearsNo reported crashesVehicle out-of-service rate above average

Watch · 2

Vehicle out-of-service rate above average28.6% vs the 22.26% national average.Driver out-of-service rate well above average14.3% of driver inspections were placed out of service vs the 6.7% national average.

In good standing · 2

Established 15 yearsOperating authority has been on file since 2011.No reported crashesNo DOT-reportable crashes are on this carrier's record.

USDOT registration

yr registered

Authority not on file

Insurance (BIPD)— unknown

No filing on record

Vehicle OOS · 24-mo

28.6

▲ 22.26% nat'l

Crashes · fatal

Clean · 24 mo

USDOT registration

yr registered

Authority not on file

Insurance (BIPD)— unknown

No filing on record

Vehicle OOS · 24-mo

28.6

▲ 22.26% nat'l

Crashes · fatal

Clean · 24 mo

Vektor intelligence · beyond the federal recordProprietary signals computed from VIN-decoded inspections & daily FMCSA snapshots

Fleet typeIdentity

Small fleet

6 power units. Brokers price each fleet type apart.

Fleet age vs peersTypical

8.3 yr

Model years 1997–2025 · peer benchmark unavailable.

Identity stabilityStable

15 yr unchanged

Same registration since 2011 — no chameleon / reincarnation signal.

Safety

7 inspections · 24 mo · vs national benchmarks

Out-of-service rate· 24-mo cumulative · vs national

Vehicle OOS 28.6%24-mo cumulative

050%nat'l 22.26%

Driver OOS 14.3%24-mo cumulative

030%nat'l 6.67%

Every inspection in the window pooled — 7 vehicle and 7 driver inspections over 24 months.

Vehicle OOS rate· vehicle OOS · vehicle-level inspections · 6-month trailing

28.6% · latest 6-mo window▲ Rising

Share of vehicle-level roadside inspections in each trailing six-month window that resulted in a vehicle out-of-service order. Trending up 28.6 pts across the window. The national vehicle benchmark uses the same metric and is shown on the chart.

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.

Expected band

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 6-unit fleet — enough signal to read the safety record, though not a heavy sample.

Registered power units: 6
Inspections · 24 mo: 7
Annualized: ≈4 / 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.

395.8 Record of duty status (log / ELD) not current or missingHOS Compliance3 · 2 OOS
393.75 Tires (defective / underinflated / worn)Vehicle Maintenance2 · 2 OOS
382.15 Controlled substances / alcoholControlled Substances1 · 1 OOS
391.41 No / expired medical certificateDriver Fitness1 · 0 OOS
392.2 State/local traffic law violation (speeding, etc.)Unsafe Driving1 · 0 OOS

Explore full safety record — inspections, BASICs, crashes

Authority & insurance

Can they legally + adequately haul your load?

Insurance continuity· insurer · policy · lapses

No insurance filing history on record.

This timeline is the FMCSA filing history, and it ends at the most recent superseded filing — current policy status is not tracked here. Request a certificate of insurance to confirm active coverage before tendering.

Explore full authority & insurance record

Equipment & fleet

VIN-decoded · NHTSA vPIC

Capacity· power units = haulable capacity; trailers are towed

Registered power units (MCS-150): 6
Observed power (24 mo): 6
Trailers (towed): 0

Capacity is power units only — trailers are towed equipment and are never summed into a fleet-size figure.

Fleet age· model years · decoded VINs

8.3 yr

Average age

2025

Newest model yr

1997

Oldest model yr

17%

VINs decoded

Explore full fleet — VIN roster, equipment mix, age distribution

Operations & lanes

Revealed by inspection density across 2 states · 24 mo

Operating footprint· revealed by roadside-inspection geography

Operating radiusLocal

revealed

States observed

US states

Inspections · 24 mo

AZ busiest

Inspection density by state· each tile = a state · shade = inspections, last 24 mo

Home base

PHOENIX, AZ

7310 W ROOSEVELT ST SUITE 38

Top corridor

AZ 4 · NM 3

Density

fewermore

Shade = roadside inspections, last 24 mo.

See the full operating map — state density, top lanes

Network & fraud

Affiliated entities & reincarnation signals · for review, not a verdict

Shares a registration email domain with other carriers

@marquezbrothers.com — 8 carriers: USDOT 924001 USDOT 1441124 USDOT 1616957 USDOT 2058540 USDOT 2137895 USDOT 2145174 USDOT 2318998

Shares a company officer with other carriers

gustavo marquez — 7 carriers: USDOT 924001 USDOT 1441124 USDOT 2695647 USDOT 3236199 USDOT 3807209 USDOT 4559524

Capacity consistency· registered vs roadside-observed power units

Registered (MCS-150)

Observed (24 mo)

Registered and roadside-observed capacity are broadly consistent.

Explore the carrier network & VIN cross-links

Identity & contact

FMCSA census + L&I dossier

Location

Physical address: 7310 W ROOSEVELT ST SUITE 38, PHOENIX, AZ, 85043
Operation: Interstate

Contact

Phone: (623) 478-9900
Fax: (623) 478-9909
Email: mzamudio@marquezbrothers.com
Web domain: marquezbrothers.com

Registration

Officers: Gustavo Marquez · Maria Carmen Marquez
USDOT / docket: 2142088
First registered: Apr 12, 2011
Last MCS-150: Aug 8, 2024 · 260,000 mi (2024)
FMCSA safety rating: Conditional · Feb 22, 2016
D-U-N-S: 966995425

Fleet (self-reported · MCS-150)

Power units

Drivers

CDL drivers

260,000

Annual mileage

Open the full identity & federal record

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.

Open the full federal-record activity feed

Reviews

Verified broker, shipper & driver reviews — moderated

Performance ratings only — never the Vektor risk score

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Frequently asked

What is MARQUEZ BROTHERS SOUTHWEST INC's USDOT number?

MARQUEZ BROTHERS SOUTHWEST INC's USDOT number is 2142088.

Is MARQUEZ BROTHERS SOUTHWEST INC authorized to operate?

As of 2026-06-13, MARQUEZ BROTHERS SOUTHWEST INC is active in the FMCSA register.

What is MARQUEZ BROTHERS SOUTHWEST INC's safety record?

MARQUEZ BROTHERS SOUTHWEST INC has a 28.6% vehicle out-of-service rate (national average 22.26%) across 14 roadside inspections, with 0 reportable crashes in the last 24 months, and an FMCSA "Conditional" safety rating. Vektor's computed risk score is 81/100 (tier: review).