"Once you see results it becomes an addiction"

Meet the team that gets you pulsing at the barre.

Melissa Grosfeld    Director of Operations

Melissa Grosfeld

Director of Operations

Born and raised in Philadelphia, PA, Melissa Goldstein Grosfeld grew up with a passion for fitness, holistic health, and wellness. She graduated from Syracuse University and thereafter began working in marketing, promotions, PR, and media sales in NYC. She currently resides in North Miami Beach, FL, with two teenage children and her husband, Mario. As her children journey off to college, Melissa wanted to work in the industry that has housed her passions since childhood; the fitness industry. Now, she combines her love for barre fitness and her belief in the power of manifesting the life of your dreams regardless of your age or background. Creator of Pulse 163, Melissa is committed to providing women with a unique fitness experience designed to empower not just your body, but your mind. 


Jen Mirk, Pilates & Barre Instructor

A graduate of the Fashion Institute of Technology in New York City, Jen has been a fitness enthusiast all her life. When Jen decided to convert her career from fashion to fitness, she devoted her time to make Pilates a full time career and studied in New York City's Pilates on Fifth, (Pilates Academy International), where she trained with owners Katherine and Kimberly Corp, former New York City Rockettes. While there she also learned about their extreme rebounding workout, CARDIOLATES, and is currently the only certified instructor here in South Florida. Jen is passionate about musicality, and attention to detail and her classes are known for her use of creative "props" and her outstanding ability to use incredible visualizations to get her clients feeling the burn.


Leah Esper, Studio Night Manager

Meet Leah! She will most likely be the young lady at the front desk waiting to greet you. Leah has been apart of our Pulse Family since the very beginning. She has worked here for about four years now. While working as our night time studio manager, Leah is currently pursing a master’s degree in Hospitality and Tourism Management from Florida International University. Her fitness passions include barre, spinning and pilates. All of our clients love Leah because she always has a smile on her face and is always available to help the clients.

Lindsey Ransom, Barre Instructor

Graduate of Marymount Manhattan College: BFA in dance performance, minor in Art Management. Her fitness career started as a Personal Trainer with Equinox in NYC and a Barre Instructor for Pure Yoga. Certifications: NASM, Figure-4, Definitive Barre. Pilates certifications include: Equinox Pilates Institute, and comprehensively with Polestar


Valerie Senior, Barre Instructor

Meet Valerie Senior! She is a local of the city of Miami. At age four, Valerie's love for movement was established. She began her training at South Florida's local Mencia Pikieris School of Dance, where she broke the ice with classical ballet. As time went on, Valerie's hunger for movement grew. She then pursued her training at Southwood Middle School's Magnet dance program where she began to train in classical modern, jazz, and hip-hop. Continuing with her career, Valerie was then accepted in to New World School of the Arts High School and Florida State Universities dance department accepting the Universities "Friends of Dance" scholarship. She then decided to shelf her ballet training to focus on barre fitness. Today Valerie is a certified barre instructor and trained in Pilates as well. Her style focuses a great deal on ballet postures integrated with a fun playlist and lots of props. Expect a dynamic, full body work out when you step into class. Valerie is a firm believer that when you want something, the entire universe conspires in helping you achieve your goals. 

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Jade Perkins, Sculpt & HIIT Instructor

Jade Perkins grew up in Massachusetts, attended college in Boston and graduated with a BA in Fashion Merchandising and Retail Management. Her passion for fashion led to a 12-year career in modeling where she got the opportunity to travel the world working in fashion capitals including New York, Milan, Hamburg and London. While living in NYC, she developed a love for teaching bootcamp classes and helping others achieve their goals through personal mentoring groups. Jade received her Barre and Pilates Mat certification and went on to train with top fitness companies earning certifications in class formats including cardio, weight training and High Intensity Interval Training (HIIT). In Jade's classes you can expect to have fun, sweat and jam out to creative playlists while being challanged to work to your personal best! 

Tamira Weinberg, MindBody Manager, Studio Advisor