Thomas Causey was a Starfleet officer in the 23rd and 24th century.
In 2293, he was listed as a member of the Advanced Technologies team on the dedication plaque of the USS Enterprise-B. (Star Trek Generations, dedication plaque)
In 2372, Causey was named as one of the yard engineers at the San Francisco Yards who were listed on the dedication plaque of the USS Enterprise-E. (Star Trek: First Contact dedication plaque)
This character was only mentioned in writing.
He was named after sound mixer Thomas Causey.