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HARBOR ISLAND
P.O. Box 783, Mamaroneck, NY 10543
914-777-5050

Staff


Carlos Campo
Carlos Campo
Managing Director Westchester and Capital Region

Carlos, originally from Maracay, Venezuela, was highly ranked as a junior in his home country. Beginning in 2002, he attended Campbell University, where he played on the men’s tennis team. Carlos compiled a 23-9 singles record in his sophomore season, and notched his 50th career singles win during his junior year. He earned a bachelor’s degree in sports management from CU in 2006. After college, Carlos competed professionally before transitioning to coaching. He joined the SPORTIME/JMTA team in 2009.

Khayot Narzikulov
Khayot Narzikulov
Director of Tennis

Khayot, originally from Samarkand, Uzbekistan, began playing tennis at the age of seven. He played for the Samarkand Olympic Reserve Team U21, competing in local, regional, and national tournaments. Khayot attended Queens College, where he earned a bachelor’s degree in international politics and sociology in 2024. He is on track to earn an MBA from UMass Lowell in 2025, and joined the SPORTIME team in 2015.

Gigi Rella
Gigi Rella
General Manager

Gigi, originally from Westchester County, New York, attended Pace University, where she studied business management and business law. She joined the SPORTIME team in 2008 as a Bookkeeper. After a two-year hiatus, she returned to the Company in 2011, resuming her work as a bookkeeper and taking on additional responsibilities in membership, payroll, and human resources. Gigi was promoted to Assistant General Manager in 2018 and assumed the role of General Manager in 2023.

Sue Vaughan
Sue Vaughan
Regional Adult Tennis Coordinator
Marlon Dal Pont
Marlon Dal Pont
Tennis Coordinator / Tennis Director Professional

Marlon, originally from Foz do Iguaçu, Paraná, Brazil, began playing tennis at the age of 10. He achieved high rankings of #3 in the state of Paraná and top-150 nationally in the B18 division. Beginning in 2009, he attended Lindsey Wilson College, where he played on the men’s tennis team. Marlon earned a bachelor’s degree in business administration from LWC in 2014, and became an Assistant Tennis Coach for the men’s and women’s teams in that same year. He was later elevated to Head Tennis Coach in August 2015, a position he held for more than two years, and led the women’s team to a #2 national ranking, and the men’s team to a #3 national ranking. Marlon joined the SPORTIME team in 2018.

Joshua Bill
Joshua Bill
Regional Assistant Director of Adult Tennis

Josh was born and raised in Bronx, NY, where he was introduced to tennis through participation in New York Junior Tennis league programs. Soon thereafter, after showing his talent and love for the game, Josh received full scholarships to the Harlem Junior Tennis and Reebok Tennis Academies. He attended Lehman High School where he recorded a 49-2 singles record, and also achieved rankings as high as top 3 in the USTA Metro region and in the USTA Eastern division. Joshua began his coaching career at SPORTIME Harbor Island where he worked for 13 years before taking a brief hiatus to take a Director position elsewhere. Joshua returned to the SPORTIME team in 2021.

Valaine Clarke
Tennis Staff Professional

Valaine, originally from Mount Vernon, NY, began playing tennis at the age of five. She competed in USTA and ITF tournaments as a junior, achieving rankings in the top-10 in NY and top-25 in the Eastern Section. Beginning in 2021, she attended Xavier University of Louisiana and played #3 singles and #1 doubles, achieving a #7 ITA doubles ranking as a two-time conference champion and national finalist. She graduated in three years with a bachelor’s degree in sociology from XUL, and is currently pursuing a law degree. Valaine joined the SPORTIME team in 2024.

Omar Ezzeldin
Tennis Senior Professional

Omar, originally from Egypt, began playing tennis at the age of three. Beginning in 2017, he attended Ain Shams University in Cairo, Egypt, and earned a bachelor's degree in mechatronics engineering from ASU in 2022. Omar is an adjunct professor for Manhattanville College's sports studies department, and an assistant coach on the men's and women's tennis teams. He is on track to receive his master's degree in finance from MC in 2025. Omar joined the SPORTIME team in 2024.

George Fifea
Tennis Staff Professional

George, originally from Bucharest, Romania, began playing tennis at the age of 10, achieving a ranking of #1 in his home country as a junior. Beginning in 2014, he attended Virginia Commonwealth University, where he played on the men's tennis team. At VCU, he earned Atlantic 10 Rookie of the Year honors, and was twice named to the All-Atlantic 10 Conference team. In 2016, George transferred to Xavier University of Louisiana, where he was named NAIA National Runner-Up as a junior. George earned a bachelor's degree in history from XUL, and a master's degree in education from King's College. Following graduation, he played on the tour and achieved an ATP ranking. George joined the SPORTIME team in 2023.

JC Franco
Tennis Staff Professional

JC, originally from Lima, Peru, began playing tennis at the age of five, and achieved a top-10 national ranking in the B18 division of his home country. Beginning in 2009, JC attended Mercyhurst University, where he played on the men's tennis team, which was ranked #9 in the Atlantic Region in that same year. He earned a bachelor's degree in business from MU in 2011. JC served as a USTA Tournament Director for five years, and joined the SPORTIME team in 2015.

JR Franco
Tennis Staff Professional

JR, originally from Lima, Peru, began playing tennis at the age of nine. He achieved a top-10 ranking in the B18 division in his home country, and was the high school league singles champion. Beginning in 2004, JR attended the University of the Sciences, where he played on the men's tennis team, compiling an 18-12 singles record and a 20-9 doubles record. JR earned a bachelor's degree in computer science from US in 2008, and an MBA from Monroe University in 2024. JR joined the SPORTIME team in 2023.

Ivan Lissanevitch
Ivan Lissanevitch
Tennis Master Professional

Ivan, originally from Kathmandu, Nepal, achieved a national ranking of #1 in the B18 division in his home country. Beginning in 2016, he attended the University of the Incarnate Word, where he played on the men's tennis team for two years before transferring to Hillsdale College. At Hillsdale, he played for the men's tennis team in his junior and senior years, and earned a bachelor's degree in business administration in 2021. He joined the SPORTIME team in 2021.

Catalina Medici
Tennis Staff Professional

Catalina, originally from Barcelona, Spain, began playing tennis at the age of three. She achieved national rankings of #3 in G12 and #10 in G18 in her home country. Beginning in 2017, she attended the College of Charleston, where she played on the women's tennis team and earned a bachelor's of science degree in biology in 2021. Catalina joined the SPORTIME/JMTA team in 2021.

Roman Rodulfo
Tennis Director Professional

Roman, originally from New York City, NY, began playing tennis at the age of 13. He attended Iona College, where he earned a bachelor's degree. After graduating, he served as a tennis coach and director at multiple clubs across New York State before joining the SPORTIME team in 2015.

Edith Rueda Croda
Tennis Staff Professional

Edith, originally from Veracruz, Mexico, began playing tennis at the age of 12, achieving a top-5 ranking nationally in her home country as a junior. Beginning in 2018, she attended the University of South Carolina Aiken for one semester before transferring to Augusta University, where she played on the women's tennis team. Edith was named Most Improved Player and Most Valuable Player in 2020, and earned a bachelor's degree in kinesiology from AU in 2022. She joined the SPORTIME team in 2022.

Kela Simuyola
Tennis Director Professional

Kela, originally from Yonkers, NY, began playing tennis at the age of six. He attended Concordia College, where he played on the men's tennis team, and earned a bachelor's degree in business administration. Kela represented the Zambian National Team in the Davis Cup and in the All-African Games. After graduating, Kela operated a tennis academy in Lake City, FL, for 15 years, and managed indoor facilities in Mt. Vernon, NY. Kela joined the SPORTIME team in 2018.

Harold Toussaint
Tennis Master Professional

Harold, originally from Haiti, began playing tennis at the age of 12, achieving a ranking of #4 in his home country as a junior. Beginning in 1984, he attended College Classique D'Haiti in Port-au-Prince, where he earned a bachelor's degree in 1990. Harold also earned an associate's degree in sport management from the University of Phoenix. He joined the SPORTIME team in 2022.

Ally Alvarez
Front Desk Staff

Ally, originally from New York, graduated from Mamaroneck High School. She is currently attending community college in Long Island, and joined the SPORTIME team in 2022.

Emelin Alvarez
Front Desk Staff

Emelin, originally from New York, earned a bachelor's degree in communications from SUNY Oneonta in 2020. She joined the SPORTIME team in 2020, before moving abroad, and rejoining the team in 2024.

Sunny Harris
Front Desk Staff

Sunny, originally from Mamaroneck, NY, attended Pace University, where she studied psychology. Sunny worked at reception for an animal hospital, before joining the SPORTIME team in 2008.

Krystel Perez
Front Desk Staff

Krystel, originally from Ocotlán, Jalisco, Mexico, grew up in Larchmont, NY. She attended SUNY Westchester Community College, where she earned an associate's degree in liberal arts and social sciences. While she was a full-time student, Krystel worked in case management at the Community Resource Center in Mamaroneck, and volunteered as an ESL Basic Beginner substitute teacher. She joined the SPORTIME team in 2020.

Elvie Vasquez
Front Desk Staff

Elvie, originally from Mamaroneck, NY, attended St. Thomas Aquinas College, where she earned both a bachelor's degree in communication and media studies, and an MBA. She joined the Sportime team in March 2018.

Jill Spangenberg
Jill Spangenberg
Global Director of Retail, SPORTIME Clubs

Jill has led teams and built the business for a variety of specialty retailers throughout her career. From a strong apparel background, including Kenneth Cole, Jacadi, and Hot Topic, she moved into hard lines with Yankee Candle. After 10 years of moving the business forward at Yankee and Newell Brands, it was time for a new challenge. Jill is looking forward to building teams in our Pro Shops that serve as ambassadors for the SPORTIME and JMTA brands. Jill lives in Oyster Bay, NY and will be ensuring we exceed our players and members needs in all of our locations. She is also very much looking forward to tuning up her tennis game in the fall, and seeing what the sport of pickleball has to offer!

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