Personal Trainers and Instructors


Melissa Aldeborgh has over 20 years of fitness industry experience, and holds a personal training certification with American Sports & Fitness Association. In addition, she is certified in multiple group fitness forums, ICSA Kickboxing, Kettlebells and Les Mills programs. Melissa enjoys helping her clients to keep a balanced and active lifestyle by keeping them challenged and motivating them to surpass their mental and physical boundaries.

Cathy Ashmun has over 20 years of professional experience creating fun and effective health and fitness programs for clients of all ages and athletic abilities. She has attained certification from AFAA, Reebok, Physical Mind Institute, Mad Dog Sports and the American Heart Association to name a few. Being a competitive multi-sport athlete all her life has given Cathy the insight needed to safely motivate clients to achieve optimal results.

Becca Coren’s professional wellness journey over the past decade has spanned across the globe from the bustling streets of New York City to the tranquil islands of South Asia. Highly skilled and holding an array of diverse certifications, Becca mindfully infuses her expertise with humor-spiked compassion to create fun and safe programming for her group classes, and unique prescriptions for individuals in private sessions. Becca holds certifications from the National Association of Sports Medicine, STOTT Pilates, AFAA Group Fitness and AFAA Kickboxing. She has also spent a substantial amount of time training and working abroad earning a Diploma in Yoga Education from Yoga Vidya Gurukal in Nasik, India; Anna Sugarman Yoga Vinyasa Flow in Koh Samui, Thailand; and Therapeutic Thai Massage from Thai Massage School of Chiang Mai, in Chiang Mai, Thailand. This past year, Becca made her home as the Resident Yoga and Fitness Instructor at the luxurious five star COMO Shambhala Retreat in the Maldives. Whether you’re looking for a high intensity workout that will have you sweating like Elvis or just hoping to leave behind your troubles and bliss out like Buddha, Becca can help you achieve your goals in a balanced, intelligent and merry manner.

Melinda Sowizral has over 8 years of Health and Fitness industry experience, and holds a personal training certification with the American College of Sports Medicine. She enjoys helping her clients challenge themselves with their fitness levels and utilizes free weights, body weight, TRX and functional fitness equipment.  Melinda is also an experienced Health & Wellness Coach and she believes in working with her clients to educate and set goals to provide the accountability for success. Melinda loves to be active and in her spare time you can find her running, swimming on the Vineyard and playing a little competitive tennis!

Michele Tagliareni has been in the fitness industry for 8 years. She holds her Personal Training Certification through National Council on Strength and Fitness. Michele is also an experienced group fitness instructor, teaching classes such as Zumba, Zumba Toning, Tabata Bootcamp and she also specializes in TRX training. Michele’s life and passion revolves around fitness, health and wellness, and she feels that fitness with others is more fun than doing it alone. She feels a team environment is supportive and encouraging in classes, and enjoys keeping a positive training experience with her private clients.

Pete Upton became a personal trainer because he enjoys helping people and couldn’t imagine any other way than through health and fitness. Understanding many people live with pain every day, he became a certified Z-Health movement specialist, one of only 36 in Massachusetts. He now helps people with joint ailments every day. Pete also specializes and has helped hundreds of clients with improving their posture, functional strength, structural balance and designing personalized exercise programs which are the keys to success, and he loves doing it!


Emily Phillips
holds a Masters in Fitness Management, another in Clinical Psychology, and a BA in English from Tufts University.  In her role as Fitness Specialist at Reebok Headquarters, she designed and implemented individual fitness programs and taught group exercise.  In LA, she was the personal trainer to exercise video star, Kathy Smith, and in Boston she worked as a yoga teacher for Equinox Health Clubs, Exhale Spa, and New Balance.  For her work as a group exercise teacher, Emily received a  ”superior” rating from City Sports Magazine  and is known for her challenging, yet safe, program design.  Emily holds a certification from The American College of Sports Medicine, and passed the National Academy of Sports Medicine exam. Her work is most influenced by that of sports physical therapist Gray Cook and strength and conditioning coach Michael Boyle; as such she brings knowledge of cutting-edge research and protocols along with a deep respect for alignment and safety to her work as a fitness trainer and group exercise teacher.

Maggie Sarmiento is an experienced Pilates trainer, dance and acrobatics teacher, and continues to pursue her passion in dance performance. She has been a successful dance instructor for 13 years. Because of her dance background, she understands how delicate our joints can be, the importance of having control of flexibility and loves to fuse fitness and dance. After experiencing the strengthening elements of Pilates, she went on to get her certification in 2011 to become a Master Pilates instructor. Not only is Maggie an instructor, she has created events and choreographed for some of the Vineyard’s top dancers. Maggie is a teacher for all ages and believes teaching is much more than instructing. She believes in quality vs. quantity, stability before range and trusting the process. After teaching in Chicago this past winter, she is excited to be back on MV!

Sian Williams is originally from Manchester, England and moved to Martha’s Vineyard in 1988. Sian began her yoga teacher training certification with renowned teacher, Shiva Rea, and completed in the fall of 2008, certified by Yoga Alliance as a 200 hour RYT. Sian has been teaching yoga to kids ranging in age from 5 to 14 years old. She created Pandavine, Yoga for kids program, which has become a popular fixture on the Island.