Carrier profile · USDOT 4354276 · FMCSA profile data as of Nov 3, 2026

Diablo Roofing Inc

1 power unitavg 5.5 yrLocal · 1 statesOAKLAND, CA74/100

AUTHORITY STATUS UNKNOWN

Observed fleet · trailing 24 mo daily

1Power units

2 observed · MCS-150

2Trailers seen

Decoded · vPIC

5.5Avg age (yr)

2014–2024 · vPIC

Call dispatch(510) 600-5394 Email dispatch[email protected]

Click to see how we scored it

Load decision · FMCSA profile data as of Nov 3, 2026

Review before loading

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

Watch · 2

Vehicle out-of-service rate well above average42.9% of vehicle inspections were placed out of service vs the 22.26% national average.Driver out-of-service rate well above average22.2% of driver inspections were placed out of service vs the 6.7% national average.

In good standing · 1

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-mo42.9%

▲ 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

Owner-operator

1 power unit. Brokers price each fleet type apart.

Fleet age vs peersNewer

5.5 yr

Model years 2014–2024 · peer benchmark unavailable.

Identity stabilityNew

1 yr unchanged

Same registration since 2025 — no chameleon / reincarnation signal.

Cross-border activity

No border inspections on record

9 other inspections in border states, with no named crossing match.

A named inspection location does not confirm a border transit or operating authority. Counts cover retained inspection records.

Before you tender

What to check before you tender

CheckAsk for the last annual inspection and brake and equipment maintenance records
Vehicle OOS 42.86% on 7 vehicle inspections in 24 months, above the 22.26% CVSA national average.

Safety

9 inspections · 24 mo · vs national benchmarks

FMCSA safety data as of Nov 6, 2026

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

Vehicle OOS 42.9%24-mo cumulative

050%nat'l 22.26%

Driver OOS 22.2%24-mo cumulative

030%nat'l 6.67%

Every inspection in the window pooled — 7 vehicle and 9 driver inspections over 24 months.

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

25.0% · latest 6-mo window▼ Falling

Share of vehicle-level roadside inspections in each trailing six-month window that resulted in a vehicle out-of-service order. Trending down 25.8 pts across the window. The national vehicle benchmark uses the same metric and is shown on the chart.

Roadside inspection history· 24 charted calendar months · vehicle / driver level · any-OOS overlay

9 inspections in the charted months · busiest month May '25 · 1

Vehicle-levelDriver-levelAny OOS

Monthly FMCSA roadside inspections across the 24 charted calendar months. Bars show level-qualified vehicle and driver populations; one inspection can qualify for both. The line shows inspections with any out-of-service result.

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.

Heavily inspected

Under-inspected

Expected

Well-monitored

Heavily inspected

≈4.5 / 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: 1
Inspections · 24 mo: 9
Annualized: ≈5 / yr
Coverage: ≈4.5 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 Driving20 · 0 OOS
393.95 Emergency equipment (extinguisher, triangles)Vehicle Maintenance4 · 0 OOS
390.21 USDOT number marking on vehicleUnsafe Driving3 · 0 OOS
393.75 Tires (defective / underinflated / worn)Vehicle Maintenance2 · 0 OOS
393.43 Parts & accessories (vehicle condition)Vehicle Maintenance2 · 2 OOS
391.11 Driver not qualifiedDriver Fitness2 · 2 OOS
393.9 Inoperative required lampsVehicle Maintenance1 · 1 OOS
393.60 Windshield / glazingVehicle Maintenance1 · 0 OOS
393.104 Cargo securement — tiedownsVehicle Maintenance1 · 1 OOS
392.16 Failure to use seat beltUnsafe Driving1 · 0 OOS

Explore full safety record — inspections, BASICs, crashes

Authority & Insurance

Can they legally + adequately haul your load?

FMCSA authority & insurance data as of Nov 3, 2026

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

VIN-decoded · NHTSA vPIC

FMCSA equipment data as of Nov 6, 2026

Capacity· power units = haulable capacity; trailers are towed

Registered power units (MCS-150): 1
Observed power (24 mo): 2
Trailers (towed): 2

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

Fleet age· model years · decoded VINs

5.5 yr

Average age

2024

Newest model yr

2014

Oldest model yr

100.0%

VINs decoded

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

Operations & Lanes

Revealed by inspection density across 1 states · 24 mo

FMCSA operations & lanes data as of Nov 6, 2026

Operating footprint· revealed by roadside-inspection geography

Operating radiusLocal

revealed

States observed

US states

Inspections · 24 mo

CA busiest

Inspections by state· roadside inspections, last 24 mo

California: 9 inspections

Home base

OAKLAND, CA

10227 INTERNATIONAL BLVD

Most inspections: CA

9 inspections

CA 9

See the full operating map — state density, top lanes

Network & Fraud

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

FMCSA network & fraud data as of Nov 5, 2026

Shares a company officer with other carriers

adrian contreras — 5 carriers: USDOT 1679646 USDOT 2436649 USDOT 3932320 USDOT 4474702

Capacity consistency· registered vs roadside-observed power units

Registered (MCS-150)

Observed (24 mo)

Roadside-observed power units materially exceed the registered MCS-150 fleet — confirm the carrier is operating within its filed capacity.

Explore the carrier network & VIN cross-links

Identity & Federal

FMCSA census + L&I dossier

FMCSA identity & federal data as of Nov 5, 2026

Location

Physical address: 10227 INTERNATIONAL BLVD, OAKLAND, CA, 94603
Operation: Intrastate (Non-Hazmat)

Contact

Phone: (510) 600-5394
Email: [email protected]
Web domain: diabloroof.com

Registration

Officer: Adrian Contreras
USDOT / docket: 4354276
First registered: Jan 30, 2025
Last MCS-150: May 27, 2025 · 5,525 mi (2024)
FMCSA safety rating: Not rated
D-U-N-S: —

Fleet (self-reported · MCS-150)

Power units

Drivers

—CDL drivers

5,525

Annual mileage

Open the full identity & federal record

Federal activity

Daily-captured FMCSA licensing & insurance changes — monitored by Vektor

FMCSA federal activity data as of Nov 5, 2026

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

No verified reviews yet

Be the first broker or shipper to rate DIABLO ROOFING INC. Reviews cover performance only — on-time delivery, payment speed, communication — and never affect the Vektor risk score.

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Open reviews

43%

vehicle out-of-service rate

Safety and violations

3 of 7 eligible vehicle inspections had a vehicle OOS finding.

FMCSA roadside inspections, Nov 2024 to Nov 2026.

37violation records

6OOS-tagged records

3 of 7inspections with OOS

What the violations were

FMCSA BASIC themes in plain language: vehicle maintenance, driver fitness, hours of service and unsafe driving. Roadside records grouped without double counting.

Unsafe driving

240%0 / 24

Other vehicle maintenance

1030%3 / 10

Driver fitness

2100%2 / 2

Lights

1100%1 / 1

Bar = record count; % = OOS share.

Vehicle OOS over time

Eligible vehicle inspections in six-month windows; no national comparison.

100%

15%

30%

n/aNov 24 to May 250 / 0

50%May 25 to Nov 252 / 4

0%Nov 25 to May 260 / 2

100%May 26 to Nov 261 / 1

Top 3 codes (17 of 37 records)

392.2-SLLSR State/local traffic law violation (speeding, etc.)11
390.21TB2-DOT USDOT number marking on vehicle3
392.2-SLLTCD State/local traffic law violation (speeding, etc.)3

View all

391.11B2-Q Driver not qualified2
392.2-SLLSOA State/local traffic law violation (speeding, etc.)2
393.43DBMA Parts & accessories (vehicle condition)2
393.75A3-ATIS Tires (defective / underinflated / worn)2
393.95A1 Emergency equipment (extinguisher, triangles)2
393.95F Emergency equipment (extinguisher, triangles)2
392.16AD Failure to use seat belt1
392.2-SLL State/local traffic law violation (speeding, etc.)1
392.2-SLLCP State/local traffic law violation (speeding, etc.)1
392.2-SLLEQP State/local traffic law violation (speeding, etc.)1
392.2-SLLLR State/local traffic law violation (speeding, etc.)1
393.104B-C Cargo securement — tiedowns1
393.60C Windshield / glazing1
393.9A-LTSI Inoperative required lamps1

Before you tender

Ask for current records for the assigned equipment and driver.

Unsafe driving

Check dated inspection records and current authority before tendering.

Other vehicle maintenance

Check dated inspection records and current authority before tendering.

Driver fitness

Check dated inspection records and current authority before tendering.

Safety and violations

Violation data is not available for this carrier right now.

Verification summaryAuthority, insurance, safety and identity facts for DIABLO ROOFING INC.

DIABLO ROOFING INC (USDOT 4354276) has a Vektor safety score of 74/100 and a Review before loading verdict, from the carrier's FMCSA record. FMCSA profile data as of Nov 3, 2026.

The carrier has an unknown current for-hire authority status because no FMCSA L&I authority row is available. FMCSA authority data as of Nov 5, 2026.

It has an unknown current BIPD insurance status because no FMCSA L&I active-filing snapshot is available. FMCSA insurance data as of Nov 3, 2026.

Its vehicle out-of-service rate was 42.9% over the last 24 months, versus the 22.26% CVSA national average, from FMCSA roadside-inspection data. FMCSA safety data as of Nov 6, 2026.

The carrier received 9 roadside inspections in the last 24 months — 7 vehicle-level and 9 driver-level — across 1 state, according to FMCSA roadside-inspection data. FMCSA operations data as of Nov 6, 2026.

The carrier has 0 reportable crashes in the last 24 months and 0 fatal crashes across the full FMCSA crash record available. FMCSA safety data as of Nov 6, 2026.

It reports 1 power unit and 2 drivers in its most recent MCS-150 filing dated May 27, 2025. FMCSA identity data as of Nov 5, 2026.

It has no FMCSA-assigned safety rating in the federal record. FMCSA identity data as of Nov 5, 2026.

Frequently asked

What is DIABLO ROOFING INC's USDOT number?

DIABLO ROOFING INC's USDOT number is 4354276.

Is DIABLO ROOFING INC authorized to operate?

FMCSA authority data as of Nov 5, 2026. DIABLO ROOFING INC is active in the FMCSA register.

What is DIABLO ROOFING INC's safety record?

DIABLO ROOFING INC has a 42.9% vehicle out-of-service rate (national average 22.26%) across 9 roadside inspections, with 0 reportable crashes in the last 24 months, and is not currently rated by FMCSA. Vektor's computed risk score is 74/100 (tier: review).

How big is DIABLO ROOFING INC's fleet?

DIABLO ROOFING INC operates 1 power unit and 2 drivers per its most recent MCS-150 filing.

Where is DIABLO ROOFING INC based?

DIABLO ROOFING INC is based in OAKLAND, CA, with roadside inspections recorded across 1 state.

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Contact & documents

Call dispatch(510) 600-5394 Email dispatch[email protected]Carrier packetDownload / print · free

USDOT: 4354276
Officer: ADRIAN CONTRERAS
Address: 10227 INTERNATIONAL BLVD
OAKLAND, CA, 94603

At a glance

Current BIPD status unknown

Active-filing snapshot unavailable — request a certificate of insurance before tendering.

Vehicle OOS 42.9%

vs 22.26% national — above benchmark.

No crashes in 24 months

Clean recent crash record.

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