Nice clean gym with friendly, responsive owners and high-level students and teachers.

Awesome club for Jiu-Jitsu! My son is here for a year already, has a great time, and all the coaches are very professional, kind and supportive!

After months of my husband’s relentless efforts to convince me to try jiu jitsu, I finally gave in and checked out their Thursday Women’s Only class! I was immediately drawn... read more in to their welcoming energy and it was truly a non-judgment zone, which is helpful for a beginner like me. The coaches there are such great leaders and they’re very kind. Plus, I appreciate that the facility is dog friendly too. I always bring my dogs to watch my husband train now!

Very good coach! Patient and meticulous! My daughter benefited a lot!

They’re super patient with all the kids. It’s definitely need for my kids

My son has been coming here for about 5months. He loves going to class. All the instructors are amazing. The way they care for the children and the details... read more at how to do things is amazing. Im glad i picked this location for my kid to come and train.

Peter responds extremely quickly to questions and inquiries. People are friendly and its a good place to train.

Been bringing My son (6 years old) here for a month now, and he LOVES going to the kids class! If he could go everyday, he would. We make our... read more way all the way from Chino at least 4 days a week and don't regret it one bit. Julie at the front desk has been so kind and helpful. My other little ones love playing with her. Coach Jesse and Coach Peter are amazing and extremely patient with the kids and run a great program that's welcoming and are able to break things down in ways that kids can understand. My wife and I love the culture here, and I believe it's what sets this gym apart from the others. My son has made a many new friends and all the parents have become friends/family as well. Also my 5 year old daughter just started and her experience has been absolutely positive. She loves it so much and she’s made so many new friends.

My daughter and I came here from another gym and the difference is night and day. Sektor is superior in almost every aspect: class size, instructors, culture, schedule, price, competitiveness,... read more promotion structure, etc. For the kids classes they are not overcrowded at all, spend more time drilling techniques, use the right amount of discipline, and actually show that they care about the kids. For the adults classes the instructors really spend time and are patient with beginners. I am so glad to be a part of this gym, and hope my family and I can grow with them.

Amazing place to train for kids and adults with clean facilities, safe training partners, and attentive coaches. Wish my son and I found this gym sooner!

Highly recommending Sektor especially if you have children and want them to learn something useful and build technique and coordination. Finding Sektor was the best thing for our kids.... read more We’ve enrolled them in several activities and to be honest, they needed something more stimulating. As parents, we feel this community encompasses passion, drive, and provides some building blocks for self esteem. They see strength and what they can accomplish by looking up to their peers, teachers, professors, cohorts, etc.

We decided to venture a few miles further from our home to find a better gym that wasn’t overly crowded and small for our daughter. So glad we made that... read more decision. From the instructors, facility, culture, cleanliness, and atmosphere; Sektor is better.

Great place for beginners looking to start Jiu Jitsu but also a good place if you’re looking to be challenged 👊🏻

Exceptional instruction, vibrant community, and transformative experiences define Sektor. Stepping onto the mats here feels like joining a family dedicated to mastering the art of Jiu Jitsu. Peter and Jesse... read more are not only experts in their craft but also passionate mentors, guiding students through every technique with patience and precision. Whether you're a beginner or a seasoned practitioner, the supportive atmosphere fosters growth both on and off the mat. With a curriculum designed to challenge and inspire, Sektor cultivates not just physical strength but also mental resilience and camaraderie.

I love this gym! It’s one of the cleanest gyms I have ever been to. Also, the people are really nice! My niece and nephew always have a great time... read more here. I totally recommend Sektor!

I enrolled seven months ago and was the best decision I made I’ve been training over 16 years and been to other gyms and Sektor has the best the instructors... read more and environment great place to learn Brazilian jiu jitsu

My kids have been going to Sektor RH for almost a year and a half. It’s amazing to see how much the Sektor family has grown. Everyone works so well... read more with the kids. The coaches are knowledgeable, friendly, and patient. It’s great seeing our kids grow in skill and confidence. Thank you, Sektor!

Our boys, Max and Nikita love coming here to practice! Although it is a long drive for us, it is worth it for the welcoming and nurturing environment at Sektor... read more JJ. Thank you for maintaining such a wonderful community and place to be, we will always make time to take the boys to train here! — Olga S.

Our family visited the Sunday no-gi class with emphasis on wrestling techniques to use in Jiujitsu. The kids had a blast from the warm up to specific trading... read more and the best sparring! Thank you for the friendliness and welcoming attitude!! You should come and try it out!

Great gym to train! Has been coming back to train several times due to frequent trips and has always been good to come back to. Not only the friendly environment... read more and staffs but also high performance and detailed skills teached by coaches are impressive.

It's really clean. All the staff are very welcoming and very patient. I love that they have classes every day and that it's very family oriented.

I had a great experience at Sektor. I reached out to them a few weeks in advance to let them know I was going to be in town and I... read more was interested in visiting their school. They responded immediately and let me know that I was more than welcomed. As the day was getting closer for my visit, I followed up with them and again they were prompt with their response and ensured me I was set to visit. They were very excited to have me check out a class. The people were extremely friendly. Professor Jesse was teaching the 9:00am beginners class on Tuesday and he was a great instructor. They even have cool Jiu Jitsu art on their walls and that was dope to see. If you’re in the area I highly recommend you come in for a class! Thank you once again, Sektor Jiu-Jitsu. I look forward to coming back.

I decided to sign my daughter of 11 yr of age. Let me say she has built more confidence and respect throughout the 2 months she's been going. We are... read more looking forward to Jayde participating in tournaments in the future. Coach Peter and Jessie are excellent with the kids and spend time with each kid individually. They treat everyone like family. Thank you Sektor. I highly recommend Sektor to all family and friends.

I’ve been training at Sektor for a couple months now and honestly it has been the best experience!! Coach Jessie is very detailed in the teaching of the moves and... read more breaks it down easily and smoothly enough to understand and perform. Would recommend this place to any friends, family members, or even anyone who has been curious in entering to a sport like this !!

This place has the nicest people, I come to their open mats from time to time and everyone has always been so kind. The coaches the students always willing to... read more help you with your jiu jitsu no matter your level.

You will learn a lot in a short time span from just coming here. The instructors and community is very nice. Anyone including students are willing to help you out... read more and give you tips. My experience here has been amazing!

I've been to Sektor for open mat 3 times so far, as a visitor. They've had a session for gi as well as for nogi. It's a clean space, and... read more each time it's been good vibes, friendly people. All affiliations are welcome, so I also appreciate that it's a place where I've gotten to meet and connect with others in the local jiu jitsu community. Thank you Sektor Jiu Jitsu for hosting!

Jesse is a great coach, his desire to win not only goes for himself, but his students also. A friendly atmosphere with strong training. Give it a shot, you won’t... read more regret it

They hosted a women’s fundamental class on Tuesday Lead by a purple belt Carol . She was awesome ! She taught us a cool sweep and submission ! Super friendly... read more place that I felt comfortable in too !

Peter responds extremely quickly to questions and inquiries. People are friendly and its a good place to train.

I bring my 6 year old here and this is one of the best places, they have excellent instructors, very attentive and friendly.

Awesome club for Jiu-Jitsu! My son is here for a year already, has a great time, and all the coaches are very professional, kind and supportive!

I love this gym! It’s one of the cleanest gyms I have ever been to. Also, the people are really nice! My niece and nephew always have a great time... read more here. I totally recommend Sektor!

I've been to Sektor for open mat 3 times so far, as a visitor. They've had a session for gi as well as for nogi. It's a clean space, and... read more each time it's been good vibes, friendly people. All affiliations are welcome, so I also appreciate that it's a place where I've gotten to meet and connect with others in the local jiu jitsu community. Thank you Sektor Jiu Jitsu for hosting!

My kids absolutely love coming to Sektor. Coach Jesse and his coaching team are patient, technical and the right amount of fun mixed with discipline to keep the kids both... read more engaged and focused. I highly recommend Sektor Jiu Jitsu Rowland Heights without any reservations.

I had a great experience at Sektor. I reached out to them a few weeks in advance to let them know I was going to be in town and I... read more was interested in visiting their school. They responded immediately and let me know that I was more than welcomed. As the day was getting closer for my visit, I followed up with them and again they were prompt with their response and ensured me I was set to visit. They were very excited to have me check out a class. The people were extremely friendly. Professor Jesse was teaching the 9:00am beginners class on Tuesday and he was a great instructor. They even have cool Jiu Jitsu art on their walls and that was dope to see. If you’re in the area I highly recommend you come in for a class! Thank you once again, Sektor Jiu-Jitsu. I look forward to coming back.