top of page
3d logo mockup logo design 1 (1).jpg



Josh opened Tsunami Strength in July 2022. Before that, he attended UMass Lowell, majoring in Exercise Physiology and minoring in Nutrition. He gained valuable knowledge & experience working as a personal trainer/strength coach, interning with local gyms, and shadowing the athletic trainer of the Lowell Spinners. Since then, he has become a Certified Strength and Conditioning Specialist. Josh now spends his free time surfing, snowboarding, and running Spartan Races.

Josh Fischer, Owner
Certified Strength and Conditioning Specialist


Kenzie is a strength and conditioning coach and mobility specialist. She believes that fitness should be fun and accessible to everyone and she loves empowering people of all ages to confidently lift and move in fun ways. Her certifications in Functional Range Conditioning and Animal Flow provide a dynamic approach to strength and athleticism. When she’s not in the gym, Kenzie is usually chasing after her son, Reagan, or rolling on the mats at jiu jitsu!

Kenzie Dzwonek
Functional Range Conditioning & Animal Flow


Jillian graduated from The University of New Hampshire with a degree in Nutrition and Wellness and later got certified in Personal Training from ACE. Her true passion is to educate others on Nutrition and the importance it has on our body. She is inspired to help others in replacing bad habits with good ones, reinforcing healthy lifestyle habits that make you look and feel better. Jillian also enjoys walking her dog, playing with nephews, being around friends and going on the boat!

Jillian Cox

Certified Personal Trainer & Functional Aging Specialist 


Based in Massachusetts, Katie Janeczek is a detail-oriented and attentive Dietitian. She received her Master’s degree in Dietetics from the University of Rhode Island. Katie currently practices at Inspired Nutrition and Health where she is the Lead Dietitian and CEO.

Katie focuses on encouraging healthy living and lifestyle. She manages various patient concerns, such as digestive problems, weight loss, blood sugar management, blood pressure and cholesterol management as well as plant based diet education and ketogenic diet education. Katie is proactive, supportive, and believes in delivering appropriate care to each patient. She offers 1:1 nutrition counseling, vitamin and mineral testing, food sensitivity testing and more.

Katie concentrates on providing better healthcare and enhanced patient satisfaction. She communicates with her patients with clarity and ensures they have all the information they need to make the right treatment choices. She is flexible in working with the changing trends in medicine and the healthcare market.

Design jpg 1.jpg



Clients will receive an individualized program tailored to their goals/needs. Limiting our gym capacity enables our staff to provide personal attention. This ensures that our clients progress at their own pace in a supportive setting.

$160/month - Unlimited

$140/month - 3x/week

$120/month - 2x/week

*month-to-month autopay

*10% family discount on additional membership(s)

*cancellation/no show policy: $25 fee if less than 24-hour notice


Looking for one-on-one attention? Our sessions will accommodate your availability. Your workouts will bring you one step closer to reaching your goals. And we will have fun along the way!

1:1 Training

First Session: $80/session

Everything After: $65/session

Partner Training

First Session: $60/person

Everything After: $50/person



Josh Fischer, Owner & Head Trainer

6 Perkins Way Unit G Newburyport, MA 01950


  • Facebook
  • Instagram

Thanks for submitting!

bottom of page