(603)740-0822 [email protected]

Our Staff

A very well run crossfit box with an amazing staff. The owners are constantly looking for feedback on how to improve and put those ideas into motion!

Our Staff

Get to know our highly qualified staff!

Matt Michaud

Matt Michaud

Owner/Coach

Matt is a career Firefighter/Paramedic and decorated athlete who loves CrossFit. His passion for coaching, athletic competition, and healthy living has paved the way for his expansive knowledge of fitness. Matt holds the following certifications; CrossFit Level 2, CrossFit Movement and Mobility, CrossFit Endurance, CrossFit Running, Certified CrossFit Competition Judge, OPEX Athlete Assessment, Currently enrolled in OPEX Total Coach program, USAW L1 Sports Performance Coach, ACE Personal Trainer, ACE/IAFF Fire Service Peer Fitness Trainer, Training for Warriors L1, IKFF CKT L2, IKFF CBWT, IFA Sports Nutrition, Pose Tech L1 Running Coach, Risto Sports Soviet System Olympic Weightlifting, Nationally registered and Licensed in Paramedic Emergency Medicine.
Katie Michaud

Katie Michaud

Coach

Katie is a professional Occupational Therapist, published author and skilled CrossFit Coach. When she isn’t helping others rehab from injury in her job as an OT, you will find her at the box motivating athletes and doing heavy barbell cleans. Katie holds the following certifications: Master’s degree In occupational therapy, CrossFit Level 2, IKFF CKT L1, CrossFit Competition Judge, USAW L1 Sports Performance Coach and is certified in myofascial release techniques.
Katie Siemon

Katie Siemon

Coach

Katie is a part-time coach after a career in Law enforcement. The birth of her daughter led to Katie’s transition to coaching. She would tell you that it is an outlet, a place to meet an amazing community, a safe environment to push yourself beyond the limits that your own mind sets for itself and so much more. She coaches at Everproven to help anyone from children to the elderly live the healthiest life possible. Katie currently holds the following certifications: CrossFit Level 2 and Ace Personal Trainer.
Stephen Mason

Stephen Mason

Coach

Stephen Mason is from Providence, RI. During Stephen’s fitness journey he quickly realized that CrossFit seemed to speak his language. Stephen began his CrossFit coaching career at Full Range CrossFit, then quickly realized his true passion lied with Olympic Lifting. Stephen left CrossFit to focus on lifting. He recently moved to NH with his girlfriend, Justine, to coach at another local Dover gym before coming to work at EverProven.

Crystie McGrail

Coach

In 2014 Crystie discovered CrossFit and EverProven at the same time after researching local Dover gyms and finally building up the nerve to walk in for a “No Sweat Intro”. With the goal of reducing imbalances caused by a lifelong love of competitive swimming she found that and more, including significant performance improvements, after just a few months of workouts. Having coached and competed with U.S. Masters Swimming for the past 10 years she decided to expand her knowledge of CrossFit by completing the CrossFit Level 1 course in early 2020 and then started coaching at EverProven a few months later. When she is not at the box, or the pool, Crystie enjoys mountain biking and trail running and has occasionally combined them with swimming to compete in off-road triathlon. 

Kevin O'Shea

Kevin O'Shea

Owner/Coach

Kevin O’Shea is a lifelong athlete with a sporting history that includes collegiate rugby and adventure racing. He has been active in education as a lecturer at UNH and as a sworn Training Specialist for NH Police Standards and Training. Kevin began working out with the CrossFit methodology in 2009 and has been an ardent advocate for helping people reach their life goals through fitness. Kevin holds the following Certifications; CrossFit Level 2, CrossFit Weightlifting Trainer Course, and CrossFit Movement and Mobility.
Jess Plante

Jess Plante

Coach

Jess is a decorated figure skater who finished her 15-year skating career with a national championship and a 4th place finish at the world championship as a member of the US National Synchronized Figure Skating Team. After skating, Jess moved into the world of endurance racing and completed 9 marathons. Her introduction to CrossFit wasn’t until 6 years ago in the U.S Virgin Islands. After competing in a regional competition, Jess fell in love with the sport and completed a coaching internship and learned to coach at her gym in The Islands. Since 2017, Jess has been coaching at Everproven.
Tim Rummo

Tim Rummo

Coach

Tim (Timmy) is a Dover native who currently lives in Berwick, ME with his wife Abby and son Milo. As a former US Army Paratrooper, he has years of functional fitness experience, and has been placed in multiple leadership positions both overseas and in the US. Aside from his military experience he has an extensive background in graphic design, and a passion for bad horror films, hardcore punk, Olympic weightlifting, and La Festa garlic knot pizza. Tim has been coaching at Everproven and eating at La Festa since 2016. He holds the following certifications: CrossFit Level 1, USA Weightlifting 1
Brittany Stevens

Brittany Stevens

Coach

Christy Runey

Christy Runey

Coach

A lifelong ahtlete, Christy has always been active, whether competing on the Army ski team, training with the cycling team, rock climibing, or running. In 2012, while assigned to Germany, she discovered her love for “Functional Fitness” and the community that supported it.  Eventually her passion for the sport led her to train and compete as a Masters athlete in the 2018 CrossFit Games.  Christy coaches our Legends athletes. 

Christian Seeber

Christian Seeber

Owner/Coach

Christian was a body building enthusiast who developed a curiosity and interest in alternative gym training in early 2007. Desiring new ways to exercise, he discovered Crossfit.com. CrossFit training was difficult, challenged physical ability, mental discipline, and it was measured by functional performance instead of muscle size. Christian began his CrossFit journey by training in his garage using the CrossFit methodology. Eventually, he met Matt, Scimone, Kate, Katie and together they founded EverProven. Christian currently holds the following Certifications; CrossFit Level 2, Risto Sports Soviet System Olympic Weightlifting, IKFF CKT L1, IKFF CKT L2, and IKFF CBT.

Scott McGrath

Scott McGrath

Coach

Scott is a lifetime athlete who has known the importance of strength training throughout many aspects of his life. Growing up, Scott played hockey and motocross. Years later, he became a Wildland Firefighter for the Granite Mountain Hotshots in Prescott, AZ. It wasn’t until he moved back to NH, that he began to hear about CrossFit. Scott’s very first CrossFit workout was at Everproven in the middle of July 2013. That day, he completed his first Workout of The Day (WOD), the HOTSHOT 19, that he would never forget. That was the first time Scott met Matt and encountered CrossFit! A few years later, Scott found himself coaching and participating in CrossFit classes at Proven Performance Center.

Molly Shoer

Molly Shoer

Coach

Molly is from Portsmouth, NH who grew up with a passion for riding horses competitively. In high school, Molly rode for two IEA (Interscholastic Equestrian Association) teams on top of other sports. After school, Molly became a full-time police officer. Needing to maintain her physical condition for work, she found CrossFit. CrossFit became a new passion of hers. Fulfilling her passion, Molly is now a coach at Everproven.
Caroline McKenna

Caroline McKenna

Social Media Manager

Caroline Moved here from Quantico, VA with the military. As a military spouse, Caroline always relied on CrossFit to provide stability after a military move. She was a sports information director at Rutgers University until she tried some academic advising for the school’s athletes. Advising inspired her to pursue a master’s degree in Early Childhood Education. Caroline’s love for CrossFit makes it easy for her to keep up the gym’s appearance online as the gym’s social media director.

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