OpenMatIndex · Contact
Get in Touch
Have a question about OpenMatIndex, noticed an inaccurate gym listing, or want to suggest a school? Here’s the best way to reach us.
Correct or claim a gym listing
If you own or represent a martial arts gym, use our Claim or Submit Your Gym page. Requests are reviewed before listing information is changed. You can also email us with the gym’s name, location, and a link to an official source for the correction.
Report an inaccurate address or closed gym
Include the listing URL and the details you believe are incorrect. An official business website or other reliable source helps us review the report more quickly. Please verify current class schedules and locations directly with gyms before traveling.
General questions, privacy, and feedback
For website feedback, privacy questions, or data requests, email the same address above. See our Privacy Policy and Our Methodology for more information about how the directory works.
Looking for a place to train? Explore the gym directory.