Open Mat welcomes all bodies, all abilities, and all experience levels. Our classes are designed to meet you where you are—whether you’re just starting out or looking to refine your skills.

JIU JITSU COACHES

Professor Barry Brillantes

Black Belt, Head Coach

With a patient, considerate style, this coach fosters growth through a steady, supportive method. His approach encourages mastery while creating an independent environment for all students.

Off the mat, ask him about: Traditional sacred tattoos

Professor Aldred Calantoc

Black Belt

With a patient, considerate style, this coach fosters growth through a steady, supportive method. His approach encourages mastery while creating an independent environment for all students.

Off the mat, ask him about: Traditional sacred tattoos

Jason Gaffud

Brown Belt, 4th dan

With a patient, considerate style, this coach fosters growth through a steady, supportive method. His approach encourages mastery while creating an independent environment for all students.

Off the mat, ask him about: Anime

Luigi Jacinto

Brown Belt, 2nd dan

Energetic and approachable, this young coach excels in creating strong connections. His enthusiasm inspires students to engage fully with their practice.

Off the mat, ask him about: The 7AM Brand

Emerson Santos

Brown Belt, dan

Trained under the Gracie system, he specializes in wrestling and grappling with a focused, no-nonsense approach. His teachings emphasize practical techniques you can use in both gi and nogi.

Off the mat, ask him about: Photography

Kat Yaptinchay

Brown Belt, 3rd dan

High-energy and motivating, she leads dynamic warm-ups and spars that will push you. Her sessions prioritize intensity, keeping students engaged and ready for challenges.

Off the mat, ask her about: Burgers

Jay Tengco

Brown Belt

A technical expert, this all-around athlete emphasizes precision in every move. His expertise ensures that details contribute meaningfully to your progress.

Off the mat, ask him about: Running Marathons

Chuck Chang

Purple Belt

An international and local veteran competitor with a commanding presence, he pushes students to exceed their limits. His expertise helps build resilience and unlock new levels of strength.

Off the mat, ask him about: Japanese Food

KIDS JIU JITSU

Professor Barry Brillantes

Black Belt, Head Coach

With an empathic yet fun approach, he makes learning feel like play while focusing on solid in-depth understanding of technique. As a father of two, he’s patient and knows how to keeps kids engaged.

Off the mat, ask him about: Manga

Patty Go

Blue Belt, 1st Dan

A nurturing and patient coach, she creates a supportive environment for every student. She may look like one of the kids but she is a beast to spar with.

Off the mat, ask her about: Skincare regimens

Jeanne Oliva

Blue Belt, 1st dan

Firm and focused, she brings a no-nonsense attitude to the mat. She sets clear expectations making her the perfect compliment to each session.

Off the mat, ask her about: Desserts

Wilf Arguelles

White Belt, 3rd dan

With experience coaching kids in other sports, he brings energy and laughter to every class. His approach fosters both big smiles and development.

Off the mat, ask him about: Badminton