2020 (spring): Played in 11 of PC's 13 contests ... Posted a combined 4-6 singles mark at the No. 3-5 positions ... Won four of his last six singles matches, including a three-match win streak at one point ... Went 1-1 at No. 3 doubles ... Concluded his PC career ranked 11th in the school's DI era in singles wins (34), tied for 10th in doubles wins (36) and just outside the top-10 in combined wins (70) ... His 13 Big South singles wins rank eighth, while his 14 Big South doubles wins tied for fourth.
2019 (fall): Played in four fall tournaments.
2019 (spring): Played in 43 matches, 22 singles and 21 doubles as he recorded 19 victories ... Won nine singles matches, four against conference opponents ... Went 2-0 when playing on court three ... Won four matches in league play ... Picked up 10 doubles wins with two different partners ... Went 4-2 in doubles play in Big South action.
2018: Seventh in the league at #4 singles with a 9-9 mark, second in conference play with four wins ... Along with teammate Alejandro Bejar, ranked fifth in doubles play at #2 with their seven wins, and eighth overall in conference play ... He and teammate Daniel Stenger were seventh in the conference at #2 as well ... Won three in a row early in the season at singles, ended the year on a two-match winning streak at doubles, which included a 7-5 decision against Gardner-Webb in the Big South Tournament with teammate Alejandro Bejar ... Fourth on the team in wins with nine in singles play.
2017: Second Team All-Big South in both singles and doubles with Diego Manzanas ... First PC freshman to be named All-Big South in singles and to be named All-Big South in both singles and doubles in the same season ... Key player in PC's run to its second Big South Regular Season title, first Big South Tournament title and first NCAA Tournament appearance ... Compiled a 12-5 record in singles action, including a 5-0 mark in Big South matches ... Was 16-8 in doubles action, including 6-1 in Big South matches, all with Manzanas ... Earned the match-clinching victory that gave PC the Big South Championship, recording a 6-4, 3-6, 6-3 win at No. 6 singles ... Overcame a 3-1 deficit in the third set and won the final five games to take the match ... Won nine straight singles matches at one point, second-longest on the team ... Named Big South Freshman of the Week on Feb. 15 after going 4-0 at the Alabama State Invitational ... Went 6-1 at No. 6 singles, 4-1 at No. 5, 2-2 at No. 3 and 0-1 at No. 2 ... Was 13-7 at No. 3 doubles and 3-1 at No. 2.
Before PC: Played tennis in Spain ... Attended Colegio de la Compañía de Maria La Enseñanza.
Personal: Son of Emiliano Castillo Marchante and Remedios López Cuesta.