Phantom Gymnastics offers gymnastics programs for all age groups and skill levels from beginner through advanced competitive teams.  Our goal is to provide a safe and caring environment where each child is encouraged to develop gymnastics skills, strength, social skills, self-esteem and confidence.  With unparalleled customer service, we strive to gain the respect and trust of our customers - students, and parents alike - by attention to safety, skill advancement, and meeting the individual needs and goals of each student.

Our coaches are USAG & CPR certified.
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Tammy Kozlowski: Tammy is an education major with a minor in child psychology. She has been coaching and teaching since 1990. She has coached an endless number of teams to State Championship titles as well as Regional and National Championships. She coached the National Beam Champion in 2014. She is nationally certified through USA Gymnastics, earning the highest level of certification available. She has trained athletes who have been selected for the TOPs National Team Program, which consist of athletes chosen to participate on the Junior Olympic Elite track. She also participated at the National Team Training Center (formally the Karoyli ranch) in an exclusive intensive education program with national staff. She has worked closely with the national beam coach to receive the most current state-of-the-art training techniques available. Tammy has to date; 5 athletes competing on Division 1-college teams who have each received full or partial scholarships for their athletic accomplishments. She also has several other college athletes competing on Division 2 & 3 teams who also received scholarship funds. She has worked closely through the years with countless physical therapist, chiropractors and sports psychologist to gain knowledge on injury prevention and superior mental training methods. Tammy has the highest of standards and is a dedicated, passionate, knowledgeable professional.
Jessica Morrissette: Jessica was a competitive Junior Olympic athlete at Phantom Gymnastics. She has been involved in coaching at the Stars, Recreational and Team levels at Phantom since 2013. She earned several state and regional championship titles during her career as a gymnast. She attended Keene State College where she earned a Bachelors degree in Health Science with a minor in Psychology. She is a valuable member of our coaching staff as well as an assistant gym manager. Jess is also available for private lessons.
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Aimee Kozlowski: Aimee is co-owner of Phantom Gymnastics. She was a Division 1 NCAA athlete who earned a full scholarship to James Madison University. She was a successful Human Resources director for a large Boston based cooperation for over 20 years. Aimee has participated in her community in coaching youth sports for over 10 years. She understands the meaning of discipline, structure and hard work. She thrives on teaching more than just gymnastics, but invaluable life skills that will last long after her students leave the sport. She has been coaching and training for over 3 years under highly qualified staff. She has attended countless clinics with Olympic coaches and utilized every opportunity to learn everything possible about the most current and successful training techniques. Aimee currently works with our Junior Olympic, Xcel and developmental teams, as well as our Stars athletes.
Michael O’Donnell: Mike received his B.S. in Exercise Physiology from Boston University and is a NSCA Strength and Conditioning Specialist. He has been coaching gymnastics for over 5 years and has helped coach multiple state championship teams and numerous individual state champions. He currently assists with our Junior Olympic and Xcel competitive teams. He is a USAG professional member and is safety certified.
Cecelia Soto: Cecelia was a former competitive gymnast. She has been involved with gymnastics for the past 15 years. Cecelia is very excited to be coaching Xcel, Stars, Recreational and Preschool classes. And she loves to work with her gymnast and watch them progress! She is very happy to be a part of the Phantom family!
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Heather Waterworth: Heather is originally from Pennsylvania, where she was a competitive gymnast and collegiate track & field athlete. In her 30 years of coaching, she was fortunate to train under and work with world champion Natalia Yurchenko. Her many years of volunteer service on the Board of Directors as the NH USAG compulsory rep and the NH NAWGJ judging assignor and Judges Cup coordinator. Heather strength as a coach is using her judges perspective to teach the basic fundamentals of competitive gymnastics through the compulsory routines. Her goal is to pass on her passion of gymnastics and to ensure that young gymnasts have the necessary development for longevity in the sport. She has coached a countless number of gymnasts in their first competitive meet to state and regional champions. Ultimately seeing them off to collegiate gymnastics. She is a USAG certified meet director and USAG optional rated judge.
Alli Lockard: Alli has been involved in coaching the Stars, Developmental and Xcel levels at Phantom since 2017. Prior to coaching at Phantom, she was a recreational and tumbling coach at the North Shore YMCA while she attended college in Beverly, MA earning a Bachelor of Science in Interior Architecture. Alli was a competitive Junior Olympic athlete in Rhode Island from 1996-2009 and competed for her high school team at the national level. Alli was also a competitive cheerleader for East Celebrity Elite from 2014-2016 competing at the world level with their international all-girl team. She is a USAG Professional member and is safety certified.