[1] In 2000, he tested for his 6th degree black belt and Datu at the Michigan summer camp, making him the highest tested rank in the U.S.[citation needed][2] under Remy Presas,[3][failed verification] founder of modern arnis.
[5] This promotion reflected his leadership position within the WMAA, and was not meant to replace the rank that he earned from Presas.
Hartman is a competitor in Nafma, where he holds state, national and a world title.
[citation needed] On April 23, 2007, Hartman's martial arts achievements were further recognized when he was promoted to 9th degree in Kombatan and awarded the Grandmaster title by Presas.
Hartman resides in West Seneca, New York, and teaches at Horizon Martial Arts, the school he founded.