Underground Jiu Jitsu

10/12/2026

Congratulations to these kids for their promotions last week.

Noah, Mila, Lina, JR, and Andy each received a stripe on their respective belts.

Harper received her Gray belt.

It is a great accomplishment and your child should be very proud.
We are certainly proud of their effort and commitment.

10/12/2026

Next item up for auction.

Tattoo gift basket courtesy of Trillium Tattoo. Valued at $200.

Hoodie, size L
Joggers, size XL

Bidding begins at $20.

Auction is open to anyone and all.

Please bid in comment section of this post.

All proceeds from the silent auction to benefit The Women's Center of Waukesha County

10/12/2026

This Sunday October 18th 11-3pm.
3rd Annual Women's Seminar and Open Mat to benefit The Women's Center in Waukesha.

This years Seminar will feature 3 experienced competitors that have competed in some of the world’s most prestigious organizations.

This Seminar is FREE to attend. All are welcome.

We will be having a taco bar at the event to help raise funds for the charity.

10/12/2026

10/11/2026

First item up for auction.

6 passes to iCombat in Waukesha. Valued at $195.

Bidding begins at $20.

Auction is open to anyone and all.

Please bid in comment section of this post.

This auction item will be open for 48 hours.

All proceeds from the silent auction to benefit The Women's Center of Waukesha County

10/11/2026

We will be posting the first auction items for the 3rd Annual Women's Seminar and Open Mat at 12 noon today.

Each item will be open for 48 hours. Place your bid in the comments section.

You do not have to attend the seminar to bid on the auction items. Auction items are open to all. All proceeds from auction items will go to The Women's Center of Waukesha.

10/11/2026

One week away!

3rd Annual Women's Seminar and Open Mat to raise funds for The Women's Center of Waukesha.

We are grateful for the generous support of these fine sponsors.

We hope to see you there.

Sunday October 18th 11-3pm.

Food and beverages will be available.

1020 James Dr. Hartland WI.

10/10/2026

3 weeks out. You can train with one of jiu jitsu’s biggest stars in Owen Jones.

Register at undergroundjjsg.com

10/10/2026

New Class today.

If you are looking for harder rounds, looking to better understand competition, looking for extra opportunities to improve your conditioning , this class is for you.

You do not have to compete to attend this class.