High School: Parkview High School class of 2008.

High School Athletic Accomplishments: Primarily an 800 meter runner, Marcelis showed wide range in high school as a track athlete. He competed in every flat race from the 100 all the way to the mile. Running a personal best of 1:52 in the 800 meters, the time was good for school, county, and regional records. He was named Gwinnett County track male runner of the year in 2007 and 2008. Also a three time state champion in the 800 meters. His personal records are: 100 meters 10.9, 200 meters 21.6, 400 meters 49.2, 800 meters 1:52, 1600 meters 4:21.

At SPC: Attained a season best in 2009 of 1:50.41 in the 800 meters at Texas Tech on May 7. Finished fifth in the 800 at the 2009 NJCAA championships with a time of 1:51.96. Also anchored the school record setting 4x400 meter relay team on May 7 at TTU and the NJCAA 4x400 team that finished second at the NJCAA Outdoor championships.

Personal: Born December 3, 1989, Marcelis has two siblings; Mikel (18) and Marquis (8).