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SHANNON McALLISTER (2004)
Pictured as: the Denia (Suderman and Young) Photo by: Capt. Ted

Built in 2004, by the Eastern Shipbuilding Group of Panama City, Florida (hull #816) as the Shannon McAllister for the McAllister Towing and Transportation Company of New York, New York.

She was the fourth tractor tug designed by Jensen Maritime Consultants of Seattle, Washington for McAllister Towing and Transportation. And, the the fourth tractor tug to be constructed by Eastern Marine Shipbuilding for McAllister Towing.

The Shannon McAllister was also the thirteenth tractor tug to enter service for McAllister Towing and Transportation.

In 2006, the tug was chartered to the Suderman and Young Towing Company of Houston, Texas. Where she was renamed as the Shannon.

In 2011, she was acquired by Suderman and Young Towing Company of Houston, Texas. Where she was renamed as the Denia.

As the Shannon, she was the second tractor tug added to the Suderman and Young Towing Company's fleet. In 2011, when the Suderman and Young Towing Company acquired her. She was the seventh tractor tug, added to the company's fleet.

Also, the Suderman and Young Towing Company along with the Bay Houston Towing Company of Houston, Texas. Maintain an operating company, the G and H Towing Company of Houston, Texas. In 2011, the G and H Towing Company became part of a joint venture between the Moran Towing Corporation of New Canaan, Connecticut. The Bay Houston Towing Company of Houston, Texas, and the Superman and Young Towing Company of Houston, Texas. Serving the Cameron LNG facility near Lake Charles, Louisiana.

The Denia was the eighteenth tractor tug, added to the G and H Towing Company's fleet.

Powered by two, Tier II compliant, EMD 12-710-G7B diesel engines. Turning a pair of Schottel SRP 1515 "z drives." For a rated 6,000 horsepower.

Her electrical service is provided by two, 99 kW, Marathon generator sets. The tug's capacities are 30,000 gallons of fuel oil, 500 gallons of lube oil and 6,150 gallons of potable water. With a capacity for 3,000 gallons of AFFF Foam for firefighting purposes.

The tug is ABS Classed +A-1 Towing, +A.M.S., and rated as a class 1 (FiFi1), escort vessel. Her firefighting equipment is driven by two, Tier I complaint, Caterpillar 3412C diesel engines. Driving Nijhuis HGT1 fire pumps, capable of producing 11,600 Gallons Per Minute. Feeding two, FFS 1200 LB remote controlled monitors with foam injection capability. As well as a 1,100 Gallon Per Minute Deluge system.

The towing gear consists of a Jon Rie 250 escort winch, mounted on her bow. Outfitted with 450(ft) of 9(in) Quantam 8 Synthetic Rope.


  • Vessel Name: SHANNON McALLISTER (2004)
  • USCG Doc. No.: 1158652
  • Vessel Service: TOWING VESSEL
  • IMO Number: 9333292
  • Trade Indicator: Coastwise Unrestricted, Registry
  • Call Sign: WDB9898
  • Hull Material: STEEL
  • Hull Number: 816
  • Ship Builder: EASTERN SHIPBUILDING GROUP INC
  • Year Built: 2004
  • Length: 91.4
  • Hailing Port: HOUSTON, TX.
  • Hull Depth: 15.1
  • Hull Breadth: 34
  • Gross Tonnage: 189
  • Net Tonnage: 128
  • Owner:
    SUDERMAN & YOUNG TOWING COMPANY
    2777 ALLEN PARKWAY STE 900
    HOUSTON, TX 77019
  • Previous Vessel Names:
    Shannon McAllister, SHANNON
  • Previous Vessel Owners:
    MCALLISTER TOWING AND TRANSPORTATION CO INC