NATIONAL UMPIRE ASSESSORS
Bruce Cook
Don Becker
Kirk Brown
Sandy Grosvenor
John Pratt
Tom Rinda
Christine Accettella
Steve Wrigley
Charlie Arms
Doug Sloan
David Pelling
Dave Pyron
Steven Wolff
Glenn Oliver
REGIONAL UMPIRE ASSESSORS
David Blackman
Peter Wilson
Greg Kiely
Kathy Lindgren
Rob Overton
Jeff Borland
(updated March 1, 2019)