USDOT 679105
Sealmaster
Decker Enterprises Inc · Cockeysville, MD · Interstate
Motor Carrier
✓ Registered fleet operator
4
Power units
6
Drivers
16
Roadside inspections
Fleet & safety
The operation
16
Inspections
Apr 29, 2026
Most recent
Jul 13, 2023
Earliest on file
| Date | State | Level |
|---|---|---|
| Apr 29, 2026 | MD | Level II — Walk-around |
| Apr 24, 2026 | MD | Level I — Full |
| Apr 23, 2026 | MD | Level II — Walk-around |
| Apr 21, 2026 | MD | Level I — Full |
| Oct 6, 2025 | MD | Level I — Full |
About
Who we are
Sealmaster is an interstate motor carrier based in Cockeysville, MD.
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Contact
Work with Sealmaster
Address
10817 Williamson Lane
Cockeysville, MD 21030
Phone
(410) 527-2801
RB•••@S•••.COM
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