Carrier profile · USDOT 1555027 · Updated Sep 6, 2026

Masterrock LLC

9 power unitsavg 9.3 yrLocal · 1 statesSARASOTA, FL88/100

AUTHORITY STATUS UNKNOWN

Observed fleet · trailing 24 mo daily

9Power units

4 observed · MCS-150

—Trailers seen

None observed · 24 mo

9.3Avg age (yr)

2011–2020 · vPIC

Call dispatch(941) 342-7415 Email dispatchkevinlane@masterrockllc.com

Click to see how we scored it

Load decision · FMCSA snapshot · Sep 6, 2026

Clear to load

Clear under the current scoring — review the flagged signal below before loading.

Watch · 1

Fatal crash on record1 crash(es) involving a fatality are on this carrier's record.

In good standing · 1

Established 20 yearsOperating authority has been on file since 2006.

USDOT registration

yr registered

Authority not on file

Insurance (BIPD)— unknown

No filing on record

Vehicle OOS · 24-mo33.3%

▲ 22.26% nat'l

Crashes · fatal

1 in 24 mo

USDOT registration

yr registered

Authority not on file

Insurance (BIPD)— unknown

No filing on record

Vehicle OOS · 24-mo33.3%

▲ 22.26% nat'l

Crashes · fatal

1 in 24 mo

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

Fleet typeIdentity

Small fleet

9 power units. Brokers price each fleet type apart.

Fleet age vs peersTypical

9.3 yr

Model years 2011–2020 · peer benchmark unavailable.

Identity stabilityStable

19 yr unchanged

Same registration since 2006 — no chameleon / reincarnation signal.

Safety

7 inspections · 24 mo · vs national benchmarks

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

Vehicle OOS 33.3%24-mo cumulative

050%nat'l 22.26%

Driver OOS 0.0%24-mo cumulative

030%nat'l 6.67%

Every inspection in the window pooled — 3 vehicle and 7 driver inspections over 24 months.

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

33.3% · latest 6-mo window

Share of vehicle-level roadside inspections in each trailing six-month window that resulted in a vehicle out-of-service order. More resolved windows are needed to establish a trend. 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

7 inspections in the charted months · busiest month Jun '26 · 2

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.

Expected band

Under-inspected

Expected

Well-monitored

Heavily inspected

≈0.4 / unit·yr

thin signalabundant signal

Roadside-inspection volume is about what you'd expect for a 9-unit fleet — enough signal to read the safety record, though not a heavy sample.

Registered power units: 9
Inspections · 24 mo: 7
Annualized: ≈4 / yr
Coverage: ≈0.4 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 Driving3 · 0 OOS
393.9 Inoperative required lampsVehicle Maintenance3 · 0 OOS
396.17 Periodic (annual) inspectionVehicle Maintenance3 · 0 OOS
393.75 Tires (defective / underinflated / worn)Vehicle Maintenance1 · 1 OOS
393.78 Windshield wipersVehicle Maintenance1 · 0 OOS
393.95 Emergency equipment (extinguisher, triangles)Vehicle Maintenance1 · 0 OOS
393.11 Required lamps/reflectors missingVehicle Maintenance1 · 0 OOS
393.25 Lighting device requirementsVehicle Maintenance1 · 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

VIN-decoded · NHTSA vPIC

Capacity· power units = haulable capacity; trailers are towed

Registered power units (MCS-150): 9
Observed power (24 mo): 4
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

9.3 yr

Average age

2020

Newest model yr

2011

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

Operating footprint· revealed by roadside-inspection geography

Operating radiusLocal

revealed

States observed

US states

Inspections · 24 mo

FL busiest

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

Home base

SARASOTA, FL

5802 BEE RIDGE RD SUITE 101

Top corridor

FL 7

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

No shared-VIN flow in the last 12 months

None of this carrier's trucks were inspected under another USDOT in the last 12 months — any shared equipment is historical, not active.

Show all-time history (1 truck · 1 carriers)

Across all inspections on record: USDOT 82866

Capacity consistency· registered vs roadside-observed power units

Registered (MCS-150)

Observed (24 mo)

Shared w/ other carriers

Registered capacity materially exceeds what is observed roadside — the MCS-150 may be stale or the fleet under-utilized.

Explore the carrier network & VIN cross-links

Identity & Federal

FMCSA census + L&I dossier

Location

Physical address: 5802 BEE RIDGE RD SUITE 101, SARASOTA, FL, 34233
Operation: Intrastate (Non-Hazmat)

Contact

Phone: (941) 342-7415
Email: kevinlane@masterrockllc.com
Web domain: masterrockllc.com

Registration

Officers: Harlan Sunquist Jr · Patricia A Sunquist
USDOT / docket: 1555027
First registered: Sep 18, 2006
Last MCS-150: Mar 25, 2026 · 30,000 mi (2026)
FMCSA safety rating: Not rated
D-U-N-S: —

Fleet (self-reported · MCS-150)

Power units

Drivers

CDL drivers

30,000

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

No verified reviews yet

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

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Verification summaryAuthority, insurance, safety and identity facts for MASTERROCK LLC.

MASTERROCK LLC (USDOT 1555027) has a Vektor safety score of 88/100 and a Clear to load verdict, from the carrier's FMCSA record refreshed Sep 6, 2026.

The carrier has an unknown current for-hire authority status because no FMCSA L&I authority row is available as of Sep 6, 2026.

It has an unknown current BIPD insurance status because no FMCSA L&I active-filing snapshot is available as of Sep 6, 2026.

Its vehicle out-of-service rate was 33.3% over the last 24 months, versus the 22.26% CVSA national average, from FMCSA roadside-inspection data refreshed Sep 6, 2026.

The carrier received 7 roadside inspections in the last 24 months — 3 vehicle-level and 7 driver-level — across 1 state, according to FMCSA roadside-inspection data refreshed Sep 6, 2026.

The carrier has 1 reportable crash in the last 24 months and 1 fatal crash across the full FMCSA crash record available as of Sep 6, 2026.

It reports 9 power units and 8 drivers in its most recent MCS-150 filing dated Mar 25, 2026.

It has no FMCSA-assigned safety rating in the federal record refreshed Sep 6, 2026.

Frequently asked

What is MASTERROCK LLC's USDOT number?

MASTERROCK LLC's USDOT number is 1555027.

Is MASTERROCK LLC authorized to operate?

As of Sep 6, 2026, MASTERROCK LLC is active in the FMCSA register.

What is MASTERROCK LLC's safety record?

MASTERROCK LLC has a 33.3% vehicle out-of-service rate (national average 22.26%) across 8 roadside inspections, with 1 reportable crash in the last 24 months, and is not currently rated by FMCSA. Vektor's computed risk score is 88/100 (tier: clear).

How big is MASTERROCK LLC's fleet?

MASTERROCK LLC operates 9 power units and 8 drivers per its most recent MCS-150 filing.

Where is MASTERROCK LLC based?

MASTERROCK LLC is based in SARASOTA, FL, with roadside inspections recorded across 1 state.

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