Relentless MMA & Fitness

Relentless MMA & Fitness We are a Mixed Martial Arts and Fitness Facility focused on Kickboxing, Brazilian Jiu-Jitsu, and Fitness for kids and adults. www.relentlessmma.ca

We offer classes for all ages and skill levels. Whether your goal is to become a competitor or just to become more active, lose weight, or get stronger, this is the gym for you! Our Dedicated coaches will do everything they can to help you achieve your goal. Our Facility has 3500 Square Feet of Mat Space, a 20 x 20 Competition size Boxing Ring, Weight room, showers and more! Join our Relentless Family today, you won’t regret it.

πŸŽ“ π—¦π—§π—¨π——π—˜π—‘π—§ π—¦π—£π—˜π—–π—œπ—”π—Ÿ β€” π—¦π—”π—©π—˜ 𝟭𝟱%πŸŽ“Back to school. Back to training. πŸ₯ŠUniversity, college & high school students β€” get 15% OFF...
08/28/2026

πŸŽ“ π—¦π—§π—¨π——π—˜π—‘π—§ π—¦π—£π—˜π—–π—œπ—”π—Ÿ β€” π—¦π—”π—©π—˜ 𝟭𝟱%πŸŽ“

Back to school. Back to training. πŸ₯Š

University, college & high school students β€” get 15% OFF your monthly membership at Relentless MMA & Fitness.

πŸ‘Š π—žπ—Άπ—°π—Έπ—―π—Όπ˜…π—Άπ—»π—΄
πŸ₯Š π—•π—Όπ˜…π—Άπ—»π—΄
πŸ₯‹ 𝗕𝗝𝗝
πŸ’ͺ π—¦π˜π—Ώπ—²π—»π—΄π˜π—΅ & π—–π—Όπ—»π—±π—Άπ˜π—Άπ—Όπ—»π—Άπ—»π—΄

Build confidence. Get stronger. Learn real skills. Find your community.

Train hard. Meet good people. Be part of something.

πŸ“ Relentless MMA & Fitness
πŸŽ“ Student ID required
πŸ”₯ 15% OFF monthly membersh

PERFORMANCE OF THE NIGHT!
08/24/2026

PERFORMANCE OF THE NIGHT!

Ethan LeBlanc earns performance of the night

Photo's from Ethan's first round finish!
08/23/2026

Photo's from Ethan's first round finish!

Great photos from Pilar's dominant win.
08/23/2026

Great photos from Pilar's dominant win.

Worn with Pride.Worn with Purpose.Worn to Represent.
08/22/2026

Worn with Pride.
Worn with Purpose.
Worn to Represent.

08/16/2026

Ice ColdπŸ₯Ά. Ethan LeBlanc with the first round finish after dropping his opponent three times.

08/16/2026

Masterclass from Pilar last night. Patience, violence and head kicks. πŸ”₯πŸ”₯

π˜Ώπ™Šπ™ˆπ™„π™‰π˜Όπ™‰π˜Ύπ™€ 𝙄𝙉 π™π™Šπ˜Ύπ™ƒπ™€π™Žπ™π™€π™Ethan got the 1st round finish in an aggressive and violent performance. Stole the show. Two knoc...
08/16/2026

π˜Ώπ™Šπ™ˆπ™„π™‰π˜Όπ™‰π˜Ύπ™€ 𝙄𝙉 π™π™Šπ˜Ύπ™ƒπ™€π™Žπ™π™€π™

Ethan got the 1st round finish in an aggressive and violent performance. Stole the show. Two knockdowns before putting his opponent away.

Pilar dominated over three rounds with a masterclass landing "75 head kicks". Massive performance.

Huge night for Team Relentless, we couldn'tbe more proud. Thank you to everyone who watched and supported from home. More posts to come on last night!

Ethan and Pilar are on weight and ready to put on a show tomorrow at . We will post the link to the stream tomorrow. Le...
08/15/2026

Ethan and Pilar are on weight and ready to put on a show tomorrow at . We will post the link to the stream tomorrow. Let's GOOO! πŸ–€πŸ’›πŸ‡¨πŸ‡¦

Diamonds are made under pressure. Back under the bright lights on Saturday. πŸ₯ŠπŸ”₯πŸ’Ž
08/14/2026

Diamonds are made under pressure. Back under the bright lights on Saturday. πŸ₯ŠπŸ”₯πŸ’Ž

Address

105 Merritt Street
Saint Catharines, ON
L2T1J7

Opening Hours

Monday 4pm - 9:30pm
Tuesday 3:30pm - 9:30pm
Wednesday 4:30pm - 12pm
Thursday 8am - 9pm
Friday 4:30pm - 8pm
Saturday 9am - 2:30pm

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