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SKY MATERIALS CORP
Calverton, NY
CarrierChk vetting signal
Review recommended
1 flag to review · 1 caution
FMCSA status: Active registration · no operating authority · DOT 2593372
Active
No Safety Rating
Broker Vetting Summary
Key signals from current FMCSA records
Authority
No Active Authority
Common carrier
Insurance
Not Found
No coverage amount on file
Safety
Not Rated
71.4% OOS · 10 inspections on record
Flags · 1
Elevated Out-of-Service Rate
71.4% of this carrier's roadside inspections in the last 24 months ended in an out-of-service order — higher than 94% of carriers with a comparable number of inspections. This is a CarrierChk calculation from FMCSA inspection records, not an FMCSA rating.
Vetting notes
- Active FMCSA registration, but no active for-hire operating authority on record
- Previously ordered out of service on November 12, 2025 (Intrastate Out of Service) — no longer active
- Registered with FMCSA as a private carrier — not registered to haul other companies' freight for hire
- No active insurance filing found on record
- Vehicle out-of-service rate 80.0% — above the 20.7% national average
- 10 FMCSA inspections on record
Company Information
Registration, contact and cargo details
FMCSA Registration
DOT Number
2593372
Operating Status
Active
Safety Rating
Not Rated
Operation Classification
Private (property)
MCS-150 Filed
January 25, 2021
FMCSA Registration
March 26, 2015
Annual Mileage
104,000 mi (2020)
Contact Information
Address
4371 Middle Country Rd, Calverton, NY 11933
Phone
Email
Owner / Officer
Michael Cholowsky
Cargo Types
General FreightBuilding MaterialsConstruction Materials
Safety & Performance
Inspections, violations and crash history
Out-of-Service Rate
71.4% of inspections ended in an out-of-service order
7 inspections in 24 months
Vehicle OOS Rate
80.0%
Driver OOS Rate
0.0%
Ranks in the 94th percentile among carriers with 5–9 inspections — lower is better. CarrierChk calculation from FMCSA roadside inspection records, not an FMCSA score.
Safety & Inspection Summary
Total Inspections
10
Driver Inspections
3
Vehicle Inspections
7
Total OOS Orders
8
Violations by Category
Vehicle Maintenance36
Unsafe Driving0
Hours of Service0
OOS Rates vs. National Average
Driver OOS Rate0.0% · national avg 5.5%
✓ Below national average
Vehicle OOS Rate80.0% · national avg 20.7%
⚠ Above national average (59.3pp higher)
Inspection Trend by Year
2025
2024
2023
Inspection Records (10)
| Date | Report # | Location | Level | Viol | OOS | Shipper | Unit Type | Make | VIN | License |
|---|---|---|---|---|---|---|---|---|---|---|
| July 29, 2025 | 0L90001176 | YAPHANK NY | II | 8 | 1 | — | Truck Tractor Semi-trailer |
KENWORTH MAC TRAILER MANUFACTURING |
1XKWD40X4JJ179517 5MADS3041FC031113 |
NY 22270BR NY CJ29514 |
| 391.41APC | OOSMedical (Certificate) - Operating a property-carrying vehicle without a valid medical certificate in possession or on file with the state drivers licensing agency | Medical Certificate | ||||||||
| 390.21TB1-MC | Operating a CMV without legal name or trade name displayed | |||||||||
| 390.19B2-BIENNIAL | Motor Carrier failed to file biennial FMCSA registration update as required | |||||||||
| 396.5B-L | Lubrication - Oil or grease leak | Other Vehicle Defect | ||||||||
| 390.21TB2-DOT | Operate a CMV without USDOT number displayed. Must be preceded by the letters USDOT | |||||||||
| 392.2-SLLSR | State/Local Laws - State registration/tag violation | |||||||||
| 393.55C1-B | Air Brake - Truck-tractor manufactured on or after March 1, 1997, not equipped with an ABS system. System does not function or indicates a fault. | Brakes All Others | ||||||||
| 396.17C-PI | Operating a CMV without documentation of a periodic inspection | Inspection Reports | ||||||||
| May 6, 2025 | SPL3000158 | PLAINVIEW NY | III | 2 | — | — | Truck Tractor Semi-trailer |
KENWORTH MAC TRAILER MANUFACTURING |
1XKWD40X4JJ179517 5MADS3041FC031113 |
NY 22270BR NY CJ29514 |
| 390.19A2 | HMSP Motor Carrier failed to file required biennial update of MCS-150B as required | |||||||||
| 396.17C-PI | Operating a CMV without documentation of a periodic inspection | Inspection Reports | ||||||||
| April 1, 2025 | 0L90001025 | RONKONKOMA NY | III | 2 | — | — | Truck Tractor Semi-trailer |
KENWORTH MAC TRAILER MANUFACTURING |
1XKWD40XXJJ195947 5MADS3046FC031110 |
NY 27192TC NY CH76946 |
| 392.2-SLLIFTA | State/Local Laws - State tax/International Fuel Tax (IFTA) violation | |||||||||
| 390.19B2-BIENNIAL | Motor Carrier failed to file biennial FMCSA registration update as required | |||||||||
| January 14, 2025 | 0L92000263 | YAPHANK NY | II | 13 | 1 | — | Truck Tractor Semi-trailer |
KENWORTH MAC TRAILER MANUFACTURING |
1XKWD40X4JJ179517 5MADS3041FC031113 |
NY 15209BR NY BF17443 |
| 392.9A2-C | OOSCargo - Vehicle components or dunnage not secured | General Securement | ||||||||
| 396.17C-PI | Operating a CMV without documentation of a periodic inspection | Inspection Reports | ||||||||
| 390.19B2-BIENNIAL | Motor Carrier failed to file biennial FMCSA registration update as required | |||||||||
| 392.2-SLL | State/Local Laws - | |||||||||
| 392.2-SLL | State/Local Laws - | |||||||||
| 392.2-SLL | State/Local Laws - | |||||||||
| 392.2-SLL | State/Local Laws - | |||||||||
| 392.2-SLLEWA3 | State/Local Laws - Excessive weight - More than 5000 lbs over on an axle/axle groups | |||||||||
| 392.2-SLLEWA3 | State/Local Laws - Excessive weight - More than 5000 lbs over on an axle/axle groups | |||||||||
| 392.2WG | State/Local Laws - Excessive Weight Violations | |||||||||
| 392.2WG | State/Local Laws - Excessive Weight Violations | |||||||||
| 396.17C-PI | Operating a CMV without documentation of a periodic inspection | Inspection Reports | ||||||||
| 392.2-SLLIFTA | State/Local Laws - State tax/International Fuel Tax (IFTA) violation | |||||||||
| January 13, 2025 | 0L90000939 | YAPHANK NY | II | 14 | 1 | — | Truck Tractor Semi-trailer |
KENWORTH MAC TRAILER MANUFACTURING |
1XKWD40X4JJ179517 5MADS3041FC031113 |
NY 15209BR NY BF17443 |
| 392.9A2-C | OOSCargo - Vehicle components or dunnage not secured | General Securement | ||||||||
| 392.2-SLL | State/Local Laws - | |||||||||
| 396.17C-PI | Operating a CMV without documentation of a periodic inspection | Inspection Reports | ||||||||
| 392.2-SLLIFTA | State/Local Laws - State tax/International Fuel Tax (IFTA) violation | |||||||||
| 390.19B2-BIENNIAL | Motor Carrier failed to file biennial FMCSA registration update as required | |||||||||
| 392.2-SLL | State/Local Laws - | |||||||||
| 392.2-SLL | State/Local Laws - | |||||||||
| 392.2-SLL | State/Local Laws - | |||||||||
| 392.2-SLL | State/Local Laws - | |||||||||
| 392.2-SLLEWA3 | State/Local Laws - Excessive weight - More than 5000 lbs over on an axle/axle groups | |||||||||
| 392.2-SLLEWA3 | State/Local Laws - Excessive weight - More than 5000 lbs over on an axle/axle groups | |||||||||
| 392.2WG | State/Local Laws - Excessive Weight Violations | |||||||||
| 392.2WG | State/Local Laws - Excessive Weight Violations | |||||||||
| 396.17C-PI | Operating a CMV without documentation of a periodic inspection | Inspection Reports | ||||||||
| December 10, 2024 | 0L21000823 | ISLANDIA NY | II | 17 | 1 | — | Truck Tractor Semi-trailer |
PETERBILT MAC TRAILER MANUFACTURING |
1XPXDP0X2ED251996 5MADS3041FC031113 |
NY 16781BR NY BF17443 |
| 393.9A-LSLIWR | OOSLighting - Stop lamps - Both inoperative when required to be on | Lighting | ||||||||
| 393.9A-LCL | Lighting - Clearance lamp(s) inoperative | Clearance Identification Lamps/Other | ||||||||
| 393.45D-B | Air Brake - Audible air leak at a proper connection | Brakes All Others | ||||||||
| 393.55D1-B | Air Brake - ABS malfunction lamp defective on truck-tractor manufactured on or after March 1, 1997 and each single unit CMV on or after 1998. | Brakes All Others | ||||||||
| 393.60D | Windshield / Windows - Tinting permits less than 70% of light transmittance | Windshield/ Glass/ Markings | ||||||||
| 393.9A-LIL | Lighting - Identification lamp(s) inoperative | Clearance Identification Lamps/Other | ||||||||
| 393.9A-LRLI | Lighting - Tail lamp - Any inoperative | Lighting | ||||||||
| 393.9A-LSML | Lighting - Side marker lamp(s) inoperative | Clearance Identification Lamps/Other | ||||||||
| 390.19B2-BIENNIAL | Motor Carrier failed to file biennial FMCSA registration update as required | |||||||||
| 393.9A-LCL | Lighting - Clearance lamp(s) inoperative | Clearance Identification Lamps/Other | ||||||||
| 392.2WG | State/Local Laws - Excessive Weight Violations | |||||||||
| 392.2WG | State/Local Laws - Excessive Weight Violations | |||||||||
| 392.2-SLLEWA3 | State/Local Laws - Excessive weight - More than 5000 lbs over on an axle/axle groups | |||||||||
| 392.2-SLLEWG3 | State/Local Laws - Excessive weight - More than 5000 lbs over on allowable gross weight | |||||||||
| 396.17C-PI | Operating a CMV without documentation of a periodic inspection | Inspection Reports | ||||||||
| 392.2-SLLEWG3 | State/Local Laws - Excessive weight - More than 5000 lbs over on allowable gross weight | |||||||||
| 392.2-SLLEWG3 | State/Local Laws - Excessive weight - More than 5000 lbs over on allowable gross weight | |||||||||
| October 9, 2024 | 0L90000842 | YAPHANK NY | II | 14 | 2 | — | Truck Tractor Semi-trailer |
KENWORTH MAC TRAILER MANUFACTURING |
1XKWD40XXJJ195947 5MADS3041FC031113 |
NY 27192TC NY BF17443 |
| 393.75A1-TRPET | OOSTires - Has more two or more plies are exposed in the tread area exceeding 2 square inches | Tires | ||||||||
| 393.75A3-TAOL | OOSTires - All others, leaking or inflation less than 50% of the maximum inflation pressure on tire not equipped with ATIS | Tires | ||||||||
| 396.17C-PI | Operating a CMV without documentation of a periodic inspection | Inspection Reports | ||||||||
| 393.9A-LCL | Lighting - Clearance lamp(s) inoperative | Clearance Identification Lamps/Other | ||||||||
| 393.95A1 | Emergency Equipment - Fire Extinguishers - no fire extinguisher present or not properly rated. | Emergency Equipment | ||||||||
| 393.55D1-B | Air Brake - ABS malfunction lamp defective on truck-tractor manufactured on or after March 1, 1997 and each single unit CMV on or after 1998. | Brakes All Others | ||||||||
| 392.2-SLL | State/Local Laws - | |||||||||
| 393.78A-WS | Washers - Inoperative washing system. | Windshield/ Glass/ Markings | ||||||||
| 393.9A-LIL | Lighting - Identification lamp(s) inoperative | Clearance Identification Lamps/Other | ||||||||
| 392.2-SLL | State/Local Laws - | |||||||||
| 393.9A-LBL | Lighting - Backup lamp inoperative | Lighting | ||||||||
| 396.17C-PI | Operating a CMV without documentation of a periodic inspection | Inspection Reports | ||||||||
| 393.9A-LSML | Lighting - Side marker lamp(s) inoperative | Clearance Identification Lamps/Other | ||||||||
| 390.19B2-BIENNIAL | Motor Carrier failed to file biennial FMCSA registration update as required | |||||||||
| July 9, 2024 | SPWK110959 | SOUTHEAST (NB), NY | III | 3 | — | — | Straight Truck Semi-trailer |
KENWORTH MAC TRAILER MANUFACTURING |
1XKWD40X4JJ179517 5MADS3041GC033803 |
NY 15209BR NY BG18828 |
| 392.2 | Violation of Local Laws - Explain | |||||||||
| 392.2FT | State or International Fuel Tax (IFTA) Violation | |||||||||
| 392.2RG | State vehicle registration or License Plate violation | |||||||||
| March 14, 2024 | 0L90000592 | YAPHANK NY | II | 12 | 1 | — | Truck Tractor Semi-trailer |
KENWORTH MAC TRAILER MANUFACTURING |
1XKWD40XXJJ195947 5MADS3041FC031113 |
NY 27192TC NY BF17443 |
| 392.9A2-C | OOSCargo - Vehicle components or dunnage not secured | General Securement | ||||||||
| 392.2-SLLEWA3 | State/Local Laws - Excessive weight - More than 5000 lbs over on an axle/axle groups | |||||||||
| 392.2-SLLEWG3 | State/Local Laws - Excessive weight - More than 5000 lbs over on allowable gross weight | |||||||||
| 390.19B2-BIENNIAL | Motor Carrier failed to file biennial FMCSA registration update as required | |||||||||
| 392.2-SLLEWA3 | State/Local Laws - Excessive weight - More than 5000 lbs over on an axle/axle groups | |||||||||
| 392.2-SLLEWA3 | State/Local Laws - Excessive weight - More than 5000 lbs over on an axle/axle groups | |||||||||
| 396.17C-PI | Operating a CMV without documentation of a periodic inspection | Inspection Reports | ||||||||
| 392.2-SLLIFTA | State/Local Laws - State tax/International Fuel Tax (IFTA) violation | |||||||||
| 392.2-SLLEWA3 | State/Local Laws - Excessive weight - More than 5000 lbs over on an axle/axle groups | |||||||||
| 396.17C-PI | Operating a CMV without documentation of a periodic inspection | Inspection Reports | ||||||||
| 392.2-SLLSR | State/Local Laws - State registration/tag violation | |||||||||
| 393.60D | Windshield / Windows - Tinting permits less than 70% of light transmittance | Windshield/ Glass/ Markings | ||||||||
| December 5, 2023 | 0L90000003 | YAPHANK NY | II | 9 | 1 | — | Truck Tractor Semi-trailer |
KENWORTH MACK TRAIL |
1XKWD40X4JJ179517 5MADS304XGC033802 |
NY 15209BR NY BG18827 |
| 393.75A3-TAOL | OOSTires - All others, leaking or inflation less than 50% of the maximum inflation pressure on tire not equipped with ATIS | Tires | ||||||||
| 392.2-SLLEWA3 | State/Local Laws - Excessive weight - More than 5000 lbs over on an axle/axle groups | |||||||||
| 392.2-SLLEWG2 | State/Local Laws - Excessive weight - 2501-5000 lbs over on allowable gross weight | |||||||||
| 392.2-SLLEWA3 | State/Local Laws - Excessive weight - More than 5000 lbs over on an axle/axle groups | |||||||||
| 392.2-SLLEWA3 | State/Local Laws - Excessive weight - More than 5000 lbs over on an axle/axle groups | |||||||||
| 392.2WG | State/Local Laws - Excessive Weight Violations | |||||||||
| 390.19B2-BIENNIAL | Motor Carrier failed to file biennial FMCSA registration update as required | |||||||||
| 392.2-SLL | State/Local Laws - | |||||||||
| 392.2-SLL | State/Local Laws - | |||||||||
Violation Rate by Category
Share of roadside inspections in FMCSA's rolling 24-month window that found a violation in each category. The individual violations are listed under each inspection above. None of this is the basis of the safety rating, which comes from an on-site compliance review.
Vehicle Maintenance
5 of 5 inspections
Unsafe Driving
0 of 7 inspections
Hours of Service
0 of 7 inspections
Driver Fitness
1 of 7 inspections
Controlled Substances
0 of 7 inspections
Fleet & Operating Areas
Observed roadside activity and equipment
Where This Carrier Operates
States where this carrier's roadside inspections were recorded
FewerMore
NY9
Fleet & Equipment (6)
Vehicles identified in this carrier's inspection history. Year, make, model and equipment type are decoded from the VIN.
Power units
~3
of 4 reported to FMCSA
Trailers
~3
seen at inspection
Equipment types observed
Dump
3
Tractor
3
Units on record
| Vehicle | Type | VIN | Inspections | With OOS |
|---|---|---|---|---|
| 2015 Mac Trailer Manufacturing | Dump · 30 ft | 5MADS3041FC031113 | 6 | 5 |
| 2018 Kenworth W9 Series | Tractor · Class 8 | 1XKWD40X4JJ179517 | 5 | 3 |
| 2018 Kenworth W9 Series | Tractor · Class 8 | 1XKWD40XXJJ195947 | 2 | 1 |
| 2014 Peterbilt 389 | Tractor · Class 8 | 1XPXDP0X2ED251996 | 1 | 1 |
| 2016 Mac Trailer Manufacturing | Dump · 30 ft | 5MADS3041GC033803 | 1 | — |
| 2015 Mac Trailer Manufacturing | Dump · 30 ft | 5MADS3046FC031110 | 1 | — |
A vehicle appearing here was recorded in an inspection — it is not proof the carrier still operates it today.
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Data sourced from FMCSA MCMIS via Socrata. Record last updated: September 13, 2026.
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