HIITCore Fitness | Our Team | Owners | Coaches and Trainers

The HIITCore Team

Carlos Terron HIITCore

Carlos Terron - Owner/President

Inspired by the desire to change people’s lives, Carlos left an established career in Information Technology to pursue his ever-growing love for fitness, health and wellness. An avid fitness enthusiast, himself, Carlos has participated in many types of fitness competitions including road races, triathlons, local CrossFit® competitions and long distance biking events. Carlos found his passion in high intensity interval training (HIIT) and core strength training while training and coaching others.

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Carlos Terron HIITCore

Alyssa Mazzella - Co-owner/Fitness Director

Alyssa graduated from the University of New Hampshire with her Bachelor of Science in Exercise Science with a focus in Kinesiology; minoring in Nutrition. While attending UNH she conducted research of elderly individuals looking at the effects of exercise on building muscle under high loads, low loads, and low loads with a blood flow restriction. She also worked in the cardiac rehab facility. During her senior year of college, she interned for 400+ hours at Tufts Medical Center in the Cardiac Wing.

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Carlos Terron HIITCore

Ellen Terron - Co-owner/Sales and Event Director

Enjoying a lifelong career with a global athletic footwear and apparel company, Ellen is a devoted fitness enthusiast. As our Director of Sales and Events, Ellen focuses on community outreach that will build positive relationships and friendships within HIITCore Fitness.

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