Carrier profile · USDOT 679105 · MC-316513 · Updated Jun 21, 2026

DECKER ENTERPRISES INC

DBA SEALMASTER

4 power unitsavg 4 yrRegional · 3 statesCOCKEYSVILLE, MD82/100
AUTHORITY STATUS UNKNOWNMC-316513 STATUS UNKNOWNRATED SATISFACTORYHAZMAT
Verified linkssealmasterdelmarva.comFMCSA SAFER

Identity & Federal

The official FMCSA identity — legal name, DBA, addresses, contact, officers, and registration — alongside the daily-captured federal-record activity feed, monitored daily by Vektor.

Location

Physical address
10817 WILLIAMSON LANE, COCKEYSVILLE, MD, 21030
Operation
Interstate· Hazmat

Contact

Phone
(410) 527-2801
Fax
(410) 527-2803
Email
rberg@sealmasterdelmarva.com
Web domain
sealmasterdelmarva.com

Registration

Officers
Thomas Decker Jr · Frederick Walker Berg
USDOT / docket
679105 · MC-316513
First registered
Mar 4, 1997
Last MCS-150
May 4, 2026 · 140,000 mi (2026)
FMCSA safety rating
Satisfactory · Jul 19, 2004
D-U-N-S
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Fleet (self-reported · MCS-150)

4Power units
6Drivers
6CDL drivers
140,000Annual mileage

MCS-150 filing history· biennial-update cadence

Per-filing MCS-150 history (each biennial update + the fleet/mileage it reported) is being captured from the daily federal feed and will appear here as we capture the full history.

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.