International
• Became the first Finnish diver to score over 500 points on the A-Boys Platform at the 2013 Junior European Championships
• Placed 5th in the team event in the 2013 European Championships
• 2012 Nordic champion on Men's Platform
• Won bronze in the B-Boys Platform in the 2010 Junior European Championships
• 18-time Finnish champion in men's events
• 40-time Finnish champion in junior events
• 2-time Nordic champion in men's events
• 9-time Nordic champion in junior events
High School
• 2013-14 Makelanrinne Sports High School Top-10 Award recipient
• 2013 Tiira of the Year
Personal
Heikki is the son of Timo and Anne Makikallio. Tino swam for the Ounasvaaran Hiihtoseura and Finnish National Team from 1985-87, while Anne did gymnastics for the Taipumattomat and Finnish National Team from 1982-1985. Heikki recalls his most exciting moment in sports as completing a 207C from a 10-meter platform, as well as obtaining a near-perfect score in the 2010 Junior European Championships, resulting in a bronze medal. When he was younger, Heikki also competed in cross-country skiing and gymnastics.