Per the event website, registrants are:

Beside the Point
Cambridge, Massachusetts

Bubble Rapper
Brookline, Massachusetts

Candyrapper
Sudbury, Massachusetts

Charles River Rapper
Boston area, Massachusetts

Clownfish
Woods Hole, Massachusetts

Duck or Grouse Rapper
Minneapolis-St. Paul, Minnesota

Half Moon
New York City, New York

Mons Meg Rapper
Edinburgh, Scotland

New Moon
New York City, New York

No Apologies Rapper
Boston area, Massachusetts

Pocketflyers
Sudbury, Massachusetts

Rapa Bora
Berea, Kentucky

Sallyport Sword Dancers
Newcastle upon Tyne, England

Thrales Rapper
London SE1

Toronto Women's Sword
Toronto, Ontario, Canada