Gotham City Improv
Information on classes and schedule. Based in New York, NY.

The Invisible Bus
Houston theater that specializes in classes for kids and adults. Includes .pdf files, class profiles and schedule.

bang
Hollywood improv performance space and teaching facility.

Learn Improv
Offers descriptions, instructions and tips on games and exercises, as well as information for putting on a show.

Improvisation for the Spirit Workshop
A workshop for anyone seeking to nourish their creativity through comedy improv games, theatre, yoga and fun.

Loose Moose Theatre Company
Two week intensive workshop bringing together improvisers from around the globe.

Bad Dog Theatre Company
Provides workshops and training in the Toronto, Canada area. Online schedule and workshop FAQ.

BATS Improv School
Offers both short and long form classes in the San Francisco Bay Area. Complete schedule, instructor bios, and online registration.

ComedySportz Chicago
Offers a 4 level adult workshop series culminating in audtions for the live performance troupe.

Edge Improv
Brisbane, Australia based workshops for those 16 and older. Online schedule and registration information.

Heroes School of Improv
Austin, Texas affiliate of Theatresports teaching classes at all levels.

Los Angeles Theatresports
Three tracks of training as well as workshops and specialty classes. Schedules, course details, and directions.

National Comedy Theatre Los Angeles
Professional, amateur, high school, and teen training. Offers online schedule and registration.

National Comedy Theatre San Jose
Offers workshops for adults, children, and teens in the heart of Silicon Valley. Online schedules and registration.

Second City
Offers training to children and adults at all experience levels in Chicago, Detroit, Las Vegas, Los Angeles, New York, and Toronto.

Spolin Center
Seattle, Washington based workshops from one of the mothers of improv comedy.

Theatresports New Zealand
Auckland wide program training teachers, leaders, and students in the competitive improv format.

Vancouver TheatreSports
Caters to any level of improvisational skill, from beginner to veteran with over 100 courses a year.

Wisconsin Theater Game Center
Door County, Wisconsin improv school teaches based on the work of Viola Spolin.

Comedy Dojo
Los Angeles based Chris Barnes teaches various forms such as games, scenes, and long form.

East Bay Improv
Albany, California based school featuring an online schedule of adult training workshops.

Keith Johnstone
Courses taught by the Calgary, Alberta based founder of Theatresports, Micetro Impro, Gorilla Theatre, and The Life Game.

Screaming Frog Productions
Offers adult training heavily influenced by the works of Viola Spolin, and Keith Johnstone. Based in Los Angeles, California.

Ventura Area TheatreSports
Southern California drop-in adult workshops. No registration required.

QT! Improv
New York City drop-in workshops taught by John Swist.

Ed Reggi
Offers Spolin Theatre Games primarily in Missouri to children, adults, and special seniors only classes.

Hal Peller
Teaching teens, actors, non-actors, and corporate since 1981 in New York City.

Take A Bow Productions
Training for all ages in Chatham, Ontario. Includes list of games, photo gallery, course descriptions and pricing.