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COMER CONSTRUCTION INC
Forest Hill, MD
CarrierChk vetting signal
No flags raised
Authority, insurance, safety rating, crash records and out-of-service rates checked
FMCSA status: Active registration · no operating authority · DOT 335831
Active
Conditional
Broker Vetting Summary
Key signals from current FMCSA records
Authority
No Active Authority
Common carrier
Insurance
Not Found
No coverage amount on file
Safety
Conditional
4.3% OOS · 43 inspections on record
✓ No risk flags found on authority or insurance records
Vetting notes
- Active FMCSA registration, but no active for-hire operating authority on record
- Registered with FMCSA as a private carrier — not registered to haul other companies' freight for hire
- No active insurance filing found on record
- FMCSA safety rating: Conditional
- Vehicle out-of-service rate 4.5% — below the 20.7% national average
- Driver out-of-service rate 0.0% — below the 5.5% national average
- 43 FMCSA inspections on record
Company Information
Registration, contact and cargo details
FMCSA Registration
DOT Number
335831
Safety Rating
Conditional
Entity Type
Corporation
Operation Classification
Private (property)
MCS-150 Filed
July 11, 2025
FMCSA Registration
December 7, 1988
Annual Mileage
570,000 mi (2024)
Contact Information
Address
2100 Slade Lane, Forest Hill, MD 21050
Phone
Email
Owner / Officer
Timothy D Kaptein
Officer 2
Linda Sue Comer
Cargo Types
Logs/Poles/BeamsBuilding MaterialsMachinery/Large ObjectsLiquids/GasesDry BulkUtility EquipmentConstruction MaterialsOther Cargo
Safety Snapshot
Out-of-service rates, violations and crashes
Safety & Inspection Summary
Total Inspections
43
Driver Inspections
12
Vehicle Inspections
41
Out-of-Service Violations
5
Violations by Category
Vehicle Maintenance16
Unsafe Driving1
Hours of Service0
OOS Rates vs. National Average
Driver OOS Rate0.0% · national avg 5.5%
✓ Below national average
Vehicle OOS Rate4.5% · national avg 20.7%
✓ Below national average
4.3% of 23 inspections in the last 24 months put a driver or vehicle out of service —
12th percentile among carriers with 10–24 inspections (lower is better).
CarrierChk calculation from FMCSA roadside inspection records, not an FMCSA score.
Inspection Trend by Year
2026
2025
2024
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 in Inspection Details below. None of this is the basis of the safety rating, which comes from an on-site compliance review.
Vehicle Maintenance
2 of 22 inspections
Unsafe Driving
1 of 23 inspections
Hours of Service
0 of 23 inspections
Driver Fitness
0 of 23 inspections
Controlled Substances
0 of 23 inspections
Fleet & Operating Areas
Observed roadside activity and equipment
Where This Carrier Operates
States where this carrier's roadside inspections were recorded
FewerMore
MD32
Fleet & Equipment (17)
Vehicles identified in this carrier's inspection history. Year, make, model and equipment type are decoded from the VIN.
Power units
~17
of 30 reported to FMCSA
Trailers
—
seen at inspection
Equipment types observed
Truck
14
Chassis / Incomplete
1
Not Applicable
1
Straight Truck
1
Units on record
| Vehicle | Type | VIN | Inspections | With OOS |
|---|---|---|---|---|
| 2019 Mack GU (Granite) | Truck · Class 8 | 1M2AX07C7KM041233 | 3 | — |
| 2020 Mack Granite | Truck · Class 8 | 1M2GR4GC0LM016154 | 3 | 1 |
| 2019 Mack Granite | Truck · Class 8 | 1M2GR4GC3KM010394 | 3 | — |
| 2020 Mack Granite | Truck · Class 8 | 1M2GR4GC4LM016156 | 3 | — |
| 2020 Mack Granite | Truck · Class 8 | 1M2GR4GC8LM016161 | 3 | — |
| 2019 Chevrolet Silverado HD | Chassis / Incomplete · Class 3 | 1GB4CVCY4KF168638 | 2 | — |
| 2019 Mack GU (Granite) | Truck · Class 8 | 1M2AX07C4KM041271 | 2 | — |
| 2019 Mack Granite | Truck · Class 8 | 1M2GR4GC7KM010396 | 2 | — |
| 2024 Mack Granite | Truck · Class 8 | 1M2GR4GCXRM042298 | 2 | — |
| 2016 Mack GU (Granite) | Truck · Class 8 | 1M2AX07C8GM061272 | 1 | 1 |
Show all 17 units
| Vehicle | Type | VIN | Inspections | With OOS |
|---|---|---|---|---|
| 2019 Mack GU (Granite) | Truck · Class 8 | 1M2AX07C8KM041239 | 1 | — |
| Mack | Straight Truck | 1M2AX07C8M061272 | 1 | — |
| 2020 Mack Granite | Truck · Class 8 | 1M2GR3GC0LM013426 | 1 | — |
| 2024 Mack Granite | Truck · Class 8 | 1M2GR4GC1RM042299 | 1 | — |
| 2020 Mack Granite | Truck · Class 8 | 1M2GR4GC2LM016155 | 1 | — |
| 2024 Mack Granite | Truck · Class 8 | 1M2GR4GC3RM039744 | 1 | — |
| 2019 Mack Granite | Not Applicable · Class 8 | 1M2GR4GC5KM010395 | 1 | — |
A vehicle appearing here was recorded in an inspection — it is not proof the carrier still operates it today.
Inspection Details
Each roadside inspection with its violations
Inspection Records (43)
| Date | Report # | Location | Level | Viol | OOS | Shipper | Unit Type | Make | VIN | License |
|---|---|---|---|---|---|---|---|---|---|---|
| October 2, 2026 | 0228C00998 | SYKESVILLE MD | II | — | — | N/A | Straight Truck |
MACK |
1M2GR4GC1SM047430 |
MD E71982D |
| September 16, 2026 | 3059C00803 | PERRYVILLE MD | II | — | — | STANCILLS | Straight Truck |
MACK |
1M2AX07C7KM041233 |
MD E59748D |
| July 30, 2026 | 2151C00888 | SYKESVILLE MD | II | — | — | N/A | Straight Truck |
MACK |
1M2GR4GC5KM010395 |
MD E50177D |
| January 14, 2026 | 2171C00201 | PARKTON MD | I | — | — | — | Straight Truck |
MACK |
1M2GR4GC1RM042299 |
MD E70128D |
| December 10, 2025 | 2395C00022 | PARKTON MD | III | — | — | SAME | Straight Truck |
MACK |
1M2GR4GCXRM042298 |
MD E70127D |
| November 24, 2025 | 0295C01088 | PARKTON MD | II | — | — | — | Straight Truck |
MACK |
1M2GR4GCXRM042298 |
MD E70127D |
| October 14, 2025 | 0290C00408 | PARKTON MD | II | — | — | — | Straight Truck |
MACK |
1M2AX07C8KM041239 |
MD E59749D |
| July 16, 2025 | 0290C00250 | PARKTON MD | II | — | — | — | Straight Truck |
MACK |
1M2GR4GC8LM016161 |
MD E64387D |
| June 30, 2025 | 0226C00173 | BALTIMORE MD | II | — | — | COMER | Straight Truck |
MACK |
1M2AX07C7KM041233 |
MD E59748D |
| June 17, 2025 | 0270C00036 | BEL AIR MD | II | — | — | NA | Straight Truck |
MACK |
1M2GR4GC4LM016156 |
MD E64386D |
Shippers Seen at Inspections
Shipper names recorded by roadside inspectors over roughly the last three years. Only inspected loads appear, so this is a sample of who the carrier hauls for, not a complete customer list. Names are as entered at the roadside; blanks and placeholders such as “N/A” or “same as carrier” are left out.
| Shipper | Inspections | Most recent |
|---|---|---|
| STANCILLS | 1 | September 16, 2026 |
| CEDAR HILL AGGREGATE | 1 | June 18, 2024 |
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Data sourced from FMCSA MCMIS via Socrata. Record last updated: October 18, 2026.
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