Randy Brown

Mantis Boxing

Get Hooked!


My Services

Team Mantis

Training as a group in Mantis Boxing, Kickboxing, and Brazilian Jiu-Jitsu.

Lone Hunters

For those who want a more focused, and personalized approach.

Mantis Nest

Education & Workshops, for your team, or group.


Located in Acton, a fully outfitted training center with a community atmosphere for those wishing to improve themselves, reduce stress, and learn amazing arts with accomplished instructor Randy Brown.

Photos by Max Kotchouro


The Dojo has been operating as a Mantis Boxing/Kickboxing training center in the Westford, Littleton, Acton area since March 2004. Since then, 6th degree Black Belt Randy Brown, has been offering technical, impassioned instruction in the classical art of Mantis Boxing. Later adding modern arts such as Brazilian Jiu-Jitsu, Kickboxing, and streamlined Self-Defense to enhance his offerings. 

The interior, designed and finished by the staff and students, reflects the rustic, pragmatic, community atmosphere of New England. The single-level, open area, wood beam Dojo provides an unmatched comfortable atmosphere to train, learn, and perfect your art.




(978) 486-3095

(Please leave a message, or text. I will call back asap.)



930 Main Street
Acton, MA 01720




M 12-1p, 5:00-8p
T 12-1p, 4:00-8p
W 12-1p, 5:00-8p
Th 4:00–8p
F 6:00-7:00p

Sa 10a–1p
Su Closed


Randy Brown - Head Instructor (Sifu)

Black Belt (6th) - Mantis Boxing

Brown Belt - Brazilian Jiu-Jitsu

Head Kickboxing Coach

Randy pushes you to reach for your personal best. Difficulty and intensity are increased with your skill level, while emphasis is placed on technical instruction, safe training practices, and providing personalized attention to your skills, health, and well-being. Randy openly shares his knowledge so that you may experience the benefits in improving, not only your skill, but your body, mind, and personal growth.


Holly Cyr - Instructor

Black Belt - Mantis Boxing

Purple Belt - Brazilian Jiu Jitsu

Certified Kickboxing Coach

Holly enjoys helping others to succeed. She brings not only her martial arts training, but years of fitness training; her dedication, work ethic, and commitment to excellence, to her role as an instructor. Those around her benefit from her ever increasing knowledge and skill, and her willingness to share that openly others.

Holly has worked diligently since she began studying martial arts, continuing to push herself to new levels in Mantis Boxing, Brazilian Jiu-Jitsu, Fitness, and Nutrition.


Thomas McNair - Kids InstructoR

Green Belt - Mantis Boxing

Blue Belt - Brazilian Jiu Jitsu

Thomas has spent the past few years working in Human Services. He dedicates his life to helping others who are in need. He has a level of patience and acceptance that is highly commendable.

Thomas is super friendly and welcoming to all newcomers. He has a knack for communicating and engaging with the younger audience in our school. He will make an excellent addition to the team, and the kids thoroughly enjoy working with him.

Chris Barrett - Instructor

Blue Belt - Brazilian Jiu Jitsu

Yellow Belt - Mantis Boxing

Chris has been working hard since day one to learn Brazilian Jiu Jitsu. He has since added Mantis Boxing and Kickboxing to his plate to  further his knowledge and skills. He is an extremely dedicated practitioner with an incredible work ethic.

Chris brings a bevy of training knowledge and experience with him from years on the US National Triathlon Team. Chris is always helping others in class, and taking an active interest in the people he works with. 


Plans to fit your lifestyle and goals



Super Monk


Unlimited Classes

(Kickboxing Only)

Aspiring Warrior


8 Classes per Month

(Any Class)

Grand Dragon


Unlimited Access

Best Value

Kids Jiu Jitsu

Little Mantis


Unlimited Classes

Ages 7 to 11

Visitor Passes

Single Class Pass


Good for 1 class

Day Pass


Unlimited access for 1 day

Need help choosing the right program for you or your family? Contact me and I will reach out to you - usually within 24 hrs.


Live Schedule/Login


12:00 p - 1:00 p  - Kickboxing

5:00 p - 6:00 p - Kickboxing

6:00 p - 7:00 p - Mantis Boxing

7:00 p - 8:00 p - Brazilian Jiu-Jitsu


6:00 a - 7:00 a - Kickboxing

12:00 p - 1:00 p - Brazilian Jiu-Jitsu

4:00 p - 4:45 p - KIDS Jiu-Jitsu

5:00 p - 6:00 p - Mantis Boxing

6:00 p - 7:00 p - Kickboxing


12:00 p - 1:00 p  - Kickboxing

5:00 p - 6:00 p - Kickboxing

6:00 p - 7:00 p - Brazilian Jiu-Jitsu

7:00 p - 8:00 p - Mantis Boxing


6:00 a - 7:00 a - Kickboxing

12:00 p - 1:00 p - Mantis Boxing

4:00 p - 4:45 p - KIDS Jiu-Jitsu

5:00 p - 6:00 p - Brazilian Jiu-Jitsu

6:00 p - 7:00 p - Kickboxing


6:00 p - 7:00 p - Kickboxing


10:00 a - 11:00 a - Kickboxing

11:00 a - 12:00 p - Mantis Boxing

12:00 p - 1:00 p - Brazilian Jiu-Jitsu


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