Meet Our Staff
Doug Sherman
Tennis Director
Doug is the club's Tennis Director after holding the Senior Professional position at the Saw Mill Club from 2002 to 2008. In addition, he was the Head Professional at Seven Bridges Field Club in 2002 and 2003, and at Chappaqua Swim and Tennis from 2004 to 2007. Doug has also been involved with the USTA as a Recreational Coaches Workshop Trainer and the Competition Training Center Head Professional. After receiving his BBA in Hospitality and Tourism Management from James Madison University in 2001 and being named James Madison Outstanding Scholar Athlete in both his junior and senior years, Doug reached PTR "Professional" standards in 2002.
Greg Johnstone
Tennis Academy Director
Greg started playing tennis in his home country of England at the age of five. As a junior, he played for Great Britain, ranking in the top 12 nationally and competing in various ITF tournaments around the world. Greg played collegiately at Morehead State University and the University of Kentucky. During his career, he won Conference Player of the Year (at MSU) and earned NCAA Division I ranking highs of #67 for singles and #14 for team (at UK).
Greg began coaching in the summer of 2005 and has coached players of all ages and abilities. As a true student of the game, Greg is a high-tempo, high-energy coach who puts emphasis on technique, along with physical and tactical awareness, to get the most out of his players.
Email: gjohnstone@armonkindoor.com
Jan Holaday
Senior Tennis Pro
Jan has coached and taught all levels of tennis in the New York metro area since 1987. He played ITF and ATP events from 1981 to 1995. He also played NCAA and NAIA college tennis and was ranked #3 nationally in Men's Doubles in 1984.
Jan loves teaching all levels, from beginners to tournament players.
Email: jholaday@armonkindoor.com
David Slater
Tennis Pro
David is from St. Albans, England and works with the women's teams and juniors at Armonk Tennis Club during the summer. He returned to coaching after working in finance for five years. David's previous coaching experience includes being a part-time teaching pro at Tamarak Country Club during the summer of 2007. In 2003, he was the assistant coach of Southeastern Louisiana University, where he ran the women's team.
David graduated with a degree in Business Administration from Marist College, where he was a team captain and led the tennis program to the school's best seaspn record (22-3). He also led the team to its fifth consecutive MAAC Conference championship and an automatic NCAA tournament appearance. As a junior player in England, David held both National and European rankings before moving to the United States for college.
Francis DiMenna
Tennis Pro
Aside from being a member of the Armonk Tennis Club staff, Francis is Director of Tennis at Mount Kisco Country Club during the summer. Francis also spent eight summers as the pro at the Larchmont Yacht Club and teaches for the Future Stars Tennis Academy. He was also the Boys and Girls Varsity coach at Bronxville High School. Before beginning his teaching career, Francis played competitively for Lynchburg College. He is a certified USPTA Professional.
Marc Farrell
Tennis Pro
Marc grew up in Pleasantville, New York, where he began playing tennis at the age of five. He competed in numerous tournaments as a ranked junior until graduating from Byram Hills High School. While at Byram Hills, he played on the varsity team for all four years and was captain during his junior and senior years. He then graduated from the University of Rhode Island with degrees in Sociology and Business.
Marc's previous coaching experience includes being the Assistant Head Professional at the Whippoorwill Country Club for four years. During the summer, he is now the Assistant Director of the Future Stars Summer Camp at Armonk Tennis Club and coach of the Northern Westchester Junior Tennis League team. Marc is a certified teaching professional, and he loves teaching players of all levels, from juniors to adults.
Email: mfarrell@armonktennis.com
Gregory Anderson
Tennis Pro
Greg is originally from Johannesburg, South Africa, where he began playing tennis at the age of four. He competed in tournaments in South Africa throughout his junior career and climbed to the top of the nation's junior rankings in the under-12 through under-18 age groups. He was then recruited to play Division 1 tennis at the University of Kentucky, and later Morehead State University, where he earned First Team All-Conference, Team MVP, and Academic Recognition honors during his career. He holds a bachelor's degree in Exercise Science.
Greg has acted as hitting partner and strength trainer for his brother Kevin Anderson, who has reached a current career high of #34 in the ATP World Tour rankings. This experience has made him very aware of what it takes to succeed at the highest level and what aspiring tennis players should work on to get there.
Jenna Loeb
Tennis Pro
Jenna came to Armonk from Premier Athletic Club, where she was the Head Tennis Pro for three years. Jenna has USPTA certifications as both a teaching professional and a sport science specialist. As a junior player, she was the first three-time winner of the New York State High School Championships, as well as a three-time High School All-American. She was named the Most Accomplished Tennis Player of N.Y. and was twice honored as The Journal News Athlete of the Year. Jenna was ranked #1 in the USTA Eastern Section for eight years and was ranked in the top 10 nationally. She played in the Junior Fed Cup for two years and in the Junior US Open.
After finishing her high school career, Jenna received a full scholarship to Wake Forest University (ranked as one of the top 15 tennis teams in the country), where she played four years of tennis and earned a Bachelor of Arts degree in Communications.
Mark Johnson
Tennis Pro
Mark grew up in England and Wales and began playing tennis at age 10. He was a part of the Welsh National Tennis Team throughout his junior years and finished second at the Welsh Nationals in the 18&U age group. Mark moved to Spain at age 16 and trained at the Andres Gimeno Tennis Academy in Barcelona and at the Marco Tennis Academy in Marbella for three years. During this time, he also played on the Satellite and Future Circuits throughout Europe.
Mark then came to the U.S. to play college tennis, first at Hawaii Pacific University, where he helped the team to a runner-up finish at the 2001 National Championships, and then at the University of Central Oklahoma. Mark graduated from Central Oklahoma with a degree in Business Administration before beginning his coaching career. Prior to coming to Armonk, Mark coached at Quail Creek Country Club in Oklahoma City, ProForm Tennis in Rye Brook, and the Chris Evert Tennis Academy in Boca Raton. He also helped teach the Devon County team in England.
Jon Luce
Tennis Pro
Jon was previously the Head Tennis Pro at Moon Brook Country Club. He also held Assistant Pro positions at the County Club of Buffalo and Shenorock Shore Club.
After a stellar high school career that included First Team New York State honors in 2004 and 2005, Jon played collegiately at St. Bonaventure University, captaining the team as a senior. He was a First-Team All-Atlantic 10 selection in 2009 and a second-team selection in 2008. Jon rose to #44 in the NCAA Division I rankings in 2007. He was also #13 in the ITA Northeast Regional rankings that same year and #14 in 2009. After graduation, Jon continued his studies at St. Bonaventure, receiving a master's degree in Marketing Communications.
Richard Callwood
Tennis Pro
Richard is both a USPTA P1 and a USPTR P1 Professional. He previously worked at Lake Side Field Club as the Head Tennis Pro and at Saw Mill Club. As a player, Richard has achieved age-specific rankings of #45 nationally and #3 in the Eastern Sectional.
Richard graduated from SUNY Purchase College with degrees in Mathematics & Computer Science and Economics. He then obtained a master’s degree in Economics from Fordham University.
Our 2011 tennis camp staff.
