Built in 1975, by Halter Marine Services Incorporated of Pierre Part, Louisiana (hull #466) as the Mister Alan for the Jackson Marine Corporation of Houston, Texas.
The Jackson Marine Corporation was owned by the Halliburton Corporation of Houston, Texas. The company owned a total of ninety vessels. Consisting mainly of offshore tugs, and supply vessels. With some chemical transport and well stimulation vessels.
In 1985, Zapata Marine Service, Gulf Fleet Marine Incorporated, and Jackson Marine Services merged to form Zapata Gulf Marine Service Incorporated of Houston, Texas. Where the tug retained her name.
In 1989, the tug was acquired by the Sause Brothers Ocean Towing Company of Portland, Oregon. Where the tug was renamed as the Honcho.
In 1990, she was acquired by the Great Lakes Towing Company Cleveland, Ohio. Where she was renamed as the Honcho. And, transferred to Great Lakes Towing subsidiary the Puerto Rico Towing and Barge Company of San Juan, Puerto Rico.
In 2015, the Puerto Rico Towing and Barge Company was acquired by the Moran Towing Corporation of New Canaan, Connecticut. Where the tug retained her name.
In 2016, she was acquired by the Puerto Rico Towing and Barge Company of San Juan, Puerto Rico. Where the tug retained her name.
Powered by two, Caterpillar 3516T diesel engines. With Reintjes WAV860 reduction gears, at a ratio of 5.842:1. Turning two, 96(in) by 62(in), stainless steel, fixed pitch propellers. She is a twin screw tug, rated 3,100 horsepower.
(Captain Eric Takakjian, Kyle Stubbs, Lisa Kolibabek, Paul Strubeck)