BJJ in Waltham

Waltham's two listings split between an established BJJ network and a recent MMA-focused gym. **Atlas Jiu Jitsu Waltham** is the Massachusetts location of the multi-state Atlas Jiu Jitsu network (also Albany NY, Valatie NY, Glens Falls NY, Buda TX). Head Instructor **Aidan Sericolo** (brown belt) was the 4th-ranked No-Gi Adult Brown Belt in the World per the 2022 IBJJF rankings, with multiple gold medals at IBJJF tournaments. Owner **Edward Anthony** is a 3rd-degree IBJJF black belt under Coral Belt Julio "Foca" Fernandez (a Carlson Gracie / Renzo Gracie black belt), with prior training at the Renzo Gracie school under John Danaher, plus a Brown Belt in Judo under Nick Kossor — multiple Pan American gold medals, World Silver Medal, #1 IBJJF world ranking at Purple, Brown, and Black Belt levels. Programs include BJJ (gi/no-gi), Tiny Titans Kids (4-14), MMA, Combat Conditioning, Wrestling, and Kickboxing. **Watch City MMA** (founded 2024) is a younger pure-MMA gym offering MMA, No-Gi Brazilian Jiu-Jitsu, Muay Thai, and Wrestling, with coaches that include former UFC professional fighters; pricing is fully published at $165/mo unlimited, $35 day pass, $200/mo Kids (3-8), and a $250 first-month intro package with branded gloves, shin guards, and a free private lesson.