[3] In 1995 he coached his first Australian crew, Tim Perkins and Stuart Reside at the 1995 World Junior Rowing Championships in Poznan, Poland.
[4] The following year in Strathclyde, Scotland, Garratt's crews enjoyed considerable success coaching at the 1996 World Junior Rowing Championships.
[5] Success continued for Garratt in 1997 at the World Junior Rowing Championships as he coached Amber Bradley to a gold medal in the Women's Single Scull.
Garratt coached the Men's Quad Scull of Peter Hardcastle, Jason Day, Stuart Reside and Duncan Free to a 4th-placed finish.
[8] Garratt coached five Mosman athletes onto the 2008 Olympic team (Peter Hardcastle, Tom Laurich, Daniel Noonan, Zoe Uphill and Amy Clay).