In the King's Book of Payments for the year 1515 Tresilian was paid 30s 5d for clockmaking. He probably died within a couple of years. His successor was Anthony Trassillion, who might have been his son.
Tresilian received payment in the King's Book of Payments for 1515 for his work as a clockmaker, and it is probable that he died shortly thereafter. His successor was Anthony Trassillion, who might be considered his offspring.