R W WARNER INC
USDOT 565318 · Doing business as WARNER MECHANICAL - WARNER CONSTRUCTION - KAEMPF AND HARRIS CUSTOM SHEETMETAL
Active, interstate carrier, small fleet (7 power units) — no FMCSA safety rating on record (common).
Vetting summary
At a glance
- Out-of-service rate14.3% vs 19.1% national avg
- Linked registrations1 share this carrier's phone or address
These signals summarize the records shown below — they are a starting point for your own checks, not a judgment of the carrier.
Registration
Carrier identity
| USDOT Number | 565318 |
|---|---|
| MC Number | — |
| Legal Name | R W WARNER INC |
| DBA Name | WARNER MECHANICAL - WARNER CONSTRUCTION - KAEMPF AND HARRIS CUSTOM SHEETMETAL |
| Entity Type | CORPORATION |
| Phone | 3016625387 |
| Address | 217 MONROE AVENUE, Frederick, MD, 21701-3113 |
Status
Authority & safety
| Operating Status | Active |
|---|---|
| Operation Type | Interstate |
| Safety Rating | None on record — most carriers have not received a formal FMCSA safety rating. |
| Hazmat Flag | false |
Safety ratings: S = Satisfactory, C = Conditional, U = Unsatisfactory. A carrier with no rating has not been through a full FMCSA compliance review — this is common and not itself a red flag.
Our scoring
Safety scores
| Unsafe Driving | 0 / 100 |
|---|---|
| Hours-of-Service Compliance | 0 / 100 |
| Driver Fitness | 86 / 100 |
| Controlled Substances & Alcohol | 0 / 100 |
| Vehicle Maintenance | 64 / 100 |
Scores are 0-100 rankings computed by us from public FMCSA inspection measures; higher = worse relative to peers. Not official CSA/BASIC percentiles. How these scores are computed.
Safety events
Inspections & crashes (last 24 months)
| Inspections | 7 |
|---|---|
| Out-of-Service Rate | 14.3% vs 19.1% national average |
Most frequent violation categories: 1 (1), 24 (1).
Crash involvement does not imply fault. FMCSA crash records list all reportable crashes involving a carrier, regardless of who caused them.
Signals
Linked registrations
1 other active carrier registration share this carrier's phone or address in FMCSA records.
Shared contact details can have many ordinary explanations, such as a shared dispatch service, registration agent, or office address.
Equipment
Fleet & operations
| Power Units (trucks) | 7 |
|---|---|
| Drivers | 9 |
| Recent Annual Mileage | 120,000 |
| Last MCS-150 Filing | 01-OCT-25 |
R W WARNER INC operates 7 power units — a larger fleet than 94% of carriers registered in MD.
Nearby
Other carriers in Frederick, MD
- DONALD B RICE TIRE CO INC — USDOT 343695, 97 power units
- DAIRY MAID DAIRY LLC — USDOT 84250, 87 power units
- PAR FOUR TRUCKING INC — USDOT 460765, 85 power units
- MATTRESS WAREHOUSE LLC — USDOT 553575, 60 power units
- CONNELLY AND ASSOCIATES INC — USDOT 451421, 58 power units
Browse all carriers in Frederick, MD or all MD carriers.