Justin Caruso

Owner

Training in Jiu-Jitsu and kickboxing since 2021, Justin has studied under Rigan Machado, Giva Santana, and members of the Gracie family. At Ludus, he is excited to give back by helping students build discipline, confidence, community, and the ability to protect themselves and others.

Vitor Nadyer

Lead Instructor

Training in martial arts for 18 years and Brazilian Jiu-Jitsu for 14, Vitor brings a positive, practical approach to every class. Originally from Brazil, he helps students build confidence, develop real skills, and enjoy the process of learning and improving.

Freddy Cerrato

Instructor

Freddy Cerrato is a 2nd Degree BJJ Black Belt with over two decades of experience in Jiu-Jitsu, striking, and self-defense. He has trained with renowned figures including Pedro Sauer, Rickson Gracie, and Rigan Machado. His background in private security brings a practical approach focused on strong fundamentals, awareness, and confidence under pressure.

Anna Kemper

Instructor

A first-degree Jiu-Jitsu black belt, Judo brown belt, and former professional athlete, Anna is an active competitor who brings high-level training and competition experience to the mats. Outside the gym, she coaches youth development, injury prevention, rehabilitation, and women's strength training.

Maria Guermann

Lead Kids Instructor

Originally from Brazil, Maria is a Brazilian Jiu-Jitsu black belt with over 10 years of experience on the mats. She focuses on youth development and building strong kids’ programs, helping young students develop confidence, discipline, and solid Jiu-Jitsu skills in a supportive environment.

Jason Brown

Instructor

A Brazilian Jiu-Jitsu black belt under Eddie Bravo and a dedicated no-gi specialist, Jason brings a thoughtful teaching style grounded in strong fundamentals, creativity, and problem-solving. He helps students understand how and why techniques work while building confidence both on and off the mat.

Maston McMahon

Instructor

With more than a decade of martial arts experience, Maston has trained around the world in kickboxing and other combat disciplines, including over ten years under UFC veteran Antoni Hardonk. He teaches Dutch kickboxing fundamentals with an emphasis on discipline, confidence, and principles that carry beyond the mats.

Clark Mayer

Instructor

A lifelong martial artist, Clark is a BJJ competitor and blue belt with a black belt in Karate and extensive kickboxing and Muay Thai experience. At Ludus, he focuses on the kids’ program, helping students build strong technique, confidence, discipline, and self-control.