 In the top-tier level Greek League, he played in 361 games, and scored a total of 6,645 points, which is the 8th most total points scored in the competition, since the 1963–64 season.Stamelos played in 53 games with the senior men's Greek national basketball team.With Greece, he played at the 1972 European Olympic Qualification tournament, and at EuroBasket 1973.