Mr Dymott, 47, is 180cm tall, medium build, brown hair, green eyes and fair complexion.
During National Missing Persons Week 4-10 August his family was reminded it had been 20 years since they last saw their son and remain concerned for his safety and welfare.
Police are encouraging those who have lost contact with their loved ones to let them know they are safe.
Anyone with information that may assist police in finding Andrew is urged to call Crime Stoppers 1800 333 000.
First published in the Southern Peninsula News – 13 August 2019