Marvin was born in Guyana, South America. His love of tennis began at age 9. He achieved his International Tennis Federation Level 1 Coaching Certification at age 15. In 2001, Marvin and his family moved to Edmonton to attend the University of Alberta and Co-Captain for the Golden Bears Tennis Team. Marvin has been a Tennis Professional at the Saville Sports Centre and the Royal Glenora Club. A strong believer of continuous learning, Marvin has taken the appropriate steps to complete Canada’s Coach 3 certification program and the Advanced Coaching Diploma program. While coaching at the Royal Glenora Club, Marvin helped establish the progressive tennis system, oversaw development of players in the Next Gen, Jr Performance and Men’s and Women’s Tournament Prep streams. He organized tournaments and box leagues to introduce participants to others at a similar age/level. These match play opportunities helped bridge the gap between recreational and competitive players at the club.

Kristina brings a lot of tennis knowledge and experience to The Derrick with over 10 years of coaching and developing players of all ages. She holds a Tennis Canada Club Pro 2 Certification and is currently enrolled in Tennis Canada Coach 2 Certification. Kristina has numerous achievements as a junior including the Alberta Provincial Champion in all age groups, the U18 2011 Canadian National Doubles Champion, a 4-time G5 Doubles ITF Champion, and she represented Alberta at the 2009 Canada Summer Games. She was Team Captain for the Pandas Tennis Team, who won the Gold Medal Canadian University Tennis Championships in 2014 and 2017 and was the Female Athlete of the Year at the University of Alberta in 2018. When not working Kristina loves to go on walks with her puppy and friends. She also loves ice cream. Her favorite tennis player is Novak Djokovic.

Rosi competed in tennis for many years as a junior throughout British Columbia and Washington. After graduating high school, she moved to Vancouver and started coaching juniors at the Grant Connell Tennis Centre. Rosi has been coaching professionally for over 18 years. She previously worked as a Head Tennis Professional, and has experience instructing private and group lessons, junior and adult leagues, and clinic programs. Rosi is inspired by the growth in junior players. In 2014, Rosi became certified by the United States PTR for junior development U10 and 11-17 age groups. Rosi holds a Tennis Canada Club Pro 1 certification, Tennis Canada Wheelchair Instructors and will be working towards receiving the Club Pro 2 Certification. In her early twenties’ music was her life. Rosi recorded an album, performed around BC, Montreal and in northern Australia. When she retires her dream is to have a country property set up to take care of rescue dogs.