Built in 1949, by Levingston Shipbuilding of Orange, Texas (hull #442) as the Doris Moran for the Moran Towing Company of New York, New York.

Designed by Naval Architect Joe Hack and built by the Levingston Shipbuilding Company of Orange, Texas. For the Moran Towing Company of New York, New York. The series of tugs, were often referred to as "Moran's Cadillacs."

In 1957, the tug was acquired by Venezuelan interests. Where she was renamed as the Piar.
She was a single screw tug, rated at 1,750 horsepower.
(Don Waldeck, Dave Boone)