CSK News

Back to School Special: 50% off your first month when you join in August or September!

September 26, 6:30pm -- Special class to celebrate Jun Shihan Tom's 40th karate-versary! All current and former Seido students and martial arts friends are welcome. More on Facebook



CSK News

Back to School Special: 50% off your first month when you join in August or September!

September 26, 6:30pm -- Special class to celebrate Jun Shihan Tom's 40th karate-versary! All current and former Seido students and martial arts friends are welcome. More on Facebook


Contacting Catonsville Seido Karate

E-mail or call:

  • E-mail:
  • Call or text: 410-881-2080
  • Old-fashioned? Send us snail mail:

    Jun Shihan Tom Swiss
    Catonsville Seido Karate
    2119 Arlonne Drive
    Catonsville MD 21228

    Please note that this is not the address where classes are held! Classes are at:

    6159-B Edmondson Avenue
    Catonsville MD 21228

In-Person:

  • Visitors are welcome. You may watch a class without obligation.
  • If you are a visiting karate or martial arts student, you are welcome to train with us.
  • Students from other Seido Karate programs must obtain permission from their instructor before visiting us. This is mostly a formality, but a vital one.

Please contact us in advance to check that class will be held the day you plan to visit!

Social media and so on:


Contact us now to start your karate journey!
Catonsville Seido Karate is an authorizized branch of the World Seido Karate Organization.