Sintonia Jiu Jitsu

“I’ve know Jefferson for almost 5 years. I started as a white belt and learned the foundations of Jiu Jitsu from him. He’s an amazing instructor and has the passion and determination to make you not only better at grappling but also to be a better person. Definitely give Sintonia a try you won’t regret it!”

“I have trained with Jeferson for over a year. It’s clear that he’s a world class bjj athlete for a reason. He’s a passionate and dedicated teacher, fostering a welcoming and encouraging culture that supports you in every step of your journey.”

“If you're in the New York City area and have the opportunity to train with Jeferson Guaresi at Sintonia Jiu Jitsu, don't hesitate. Jeferson is a true champion, both on the mats and as a teacher. A black belt world champion, his journey from Brazil to the U.S. is a testament to his dedication, perseverance, and passion for Jiu Jitsu. His teaching style is incredibly technical and intelligent. He has a deep understanding of the art, breaking down complex techniques into easy-to-understand lessons for students at all levels. Beyond just the technical side, Jeferson’s ability to explain concepts and adapt to each student's needs makes training with him an incredibly valuable experience. What stands out the most is his genuine passion for helping others grow. His energy is contagious, and his commitment to each student’s progress is unparalleled. Whether you're a beginner or an experienced practitioner, you’ll feel challenged and supported in equal measure. It’s truly an honor to train with someone of his caliber, and anyone who has the chance to learn from him is in for an unforgettable experience. If you're in NYC and want to elevate your Jiu Jitsu, Sintonia Jiu Jitsu is the place to be!”

“For as world class of a jiu jitsu player Jeferson, he is somehow an even better coach. He has a great eye for detail and always coaches to get the best out of everyone, but more than anything, his classes are fun! He has a great way of making an incredibly intimidating thing just seem like something fun to do with you buddies.”

“this is an excellent gym and more importantly, Jeferson is an extraordinary professor (and a world champion competitor to top it off). he has fostered a great, friendly and welcoming culture, and is personally invested in all of his students' bjj journeys.”