As a junior Mark captained England to first place in the World Junior Team Championships and finished fourth in the 1990 World Junior Individual Championships.
He turned professional that same year and then competed for 3 years on the P.S.A. tour, achieving a highest world ranking of 41. Highlights included tournament wins over several of the best players in the world including Peter Nicol, and Jonathan Power.
In September 1993 Mark stepped down from professional squash in order to attend Nottingham University. He graduated in July 1996 with a B.A. in Industrial Economics. While at University, he captured 3 British University Individual Championship title's and captained the British Universities Squash Team to victory in the 1996 World Student Games.
After graduation Mark moved back into professional squash, but this time as Coach and Director of Squash for Guernsey Squash Racquets Association. During his two years in the channel islands, Mark taught England #1 junior Chris Simpson (now a world ranked top 30 player), and he coached/managed the Guernsey squash team that competed in the 1998 Commonwealth Games in Kuala Lumpur.
In 2000 Mark qualified as an English SRA Level IV Coach with Elite Status, this is recognized worldwide as one of the highest coaching qualifications in squash.
Around this time, Mark was also Head Coach and Manager of the U.S. National Junior Women's Team. The U.S. Team finished 4th in The 2005 World Junior Championships, and #1 player Lily Lorentzen finished in the top 8 places in the individual event; both of these were best ever finishes for the United States in a world championship squash event.
For this success, and other record performances from members of the team during his two year tenure, Mark was voted by U.S. Squash as the National Coach of the Year, 2005.
From 2004 to 2007 Mark was working for Western Athletic Clubs, as head squash professional at The San Francisco Bay Club: an 86,000 square-foot, five squash court, multi purpose fitness club with over 5,000 members and an estimated 800 squash players. As head squash pro for The Bay Club, Mark was responsible for programs, instruction, tournaments, and international squash events. Over this same period he was also director of the squash program at Bay Club Marin - another W.A.C. facility with an additional two squash courts and 150 squash players.
Between December 2007 and April 2013 Mark left the United States to live and work in Cape Town. During his time in South Africa he was Head Coach at Western Province Cricket Club, where he built one of the strongest junior squash coaching programs in the country: during his time at WPCC eight of the club’s junior players have achieved the #1 position on the South African junior rankings.
At senior level Mark formed the Pro Training Group - a support program that provided Cape Town’s professional squash players with the coaching, management and other expert assistance needed to pursue a succesfull career in professional squash. The academy included South African’s two top female players, Tenille Schwartz (with a highest WISPA ranking of #28), and Siyoli Waters (with a highest wispa ranking of #36), as well as National U23 Champion Rudi Willemse.
Throughout his period in South Africa, Mark continued to return to coach for short periods in the United States, including regular visits to The Meadow Mill Club in Baltimore, as well as St. Andrews School in Middletown, Delaware.
In April 2013 Mark made a long term decision to move back permanently to the United States, to take up the position he is in today, which is head coach to the men’s and women’s squash teams at the University of Virginia, as well as Director of Squash at Boars Head Sports Club. He intends to stay in Chartlottesville for the next 10 years, growing the game of squash within central Virginia, and developing UVa into one of the very best College squash programs in the United States.