This is a list of US Squash members who have attended Referee Instructor training and are certified to present Referee Certification Courses and Rules Clinics for Players. Locational data may be out of date.
An (A) next to a referee's name indicates that they are an assessor. An (I) next to a referee's name indicates that they are an instructor.
| State | Referee | Level |
|---|---|---|
| Bridges, Anne (I) | State | |
| Curtis, Harry (I) | State | |
| Graf, Len (I) | State | |
| Van der Merwe, Anton (I) | State | |
| AZ | Tucker, Richard (A) (I) | National |
| CA | Alexander, Paul (A) (I) | National |
| CA | Bob Hanscom (A) (I) | National |
| CO | Kelso, Karen (I) | State |
| CO | Rosen, David (I) | State |
| CT | Cameron, Leslie (I) | State |
| IL | Flanigan, John (I) | Regional |
| IL | Yarrow, Phil (I) | Regional |
| MA | Ansdell, Wendy (A) (I) director of officials for MAS |
National |
| MD | Campbell, Ross (I) | State |
| MD | Jensen, Malcolm (I) | Regional |
| MD | Madan, Meherji (A) (I) | National |
| MN | Manzur, Arturo (I) | State |
| NH | Hodges, O. Wayne (A) (I) | National |
| NV | Owen, Kathryn (I) | Regional |
| NY | Macks, Ray (I) | Regional |
| NY | Thorpe-Clark, Craig (I) | Regional |
| OR | Khan, Gulmast (I) | State |
| PA | Cranch, Titus (I) | Regional |
| RI | Gowan, Alastair (I) | Regional |
| RI | Riley, Mike (A) (I) | World |
| TX | Alikhan, Rishad (A) (I) director of officials for HOU |
National |
| TX | Stillman, Ken (I) | Regional |
| VA | Anderson, Sheldon (I) | National |
| VA | Owen, Mallard (I) | State |
| VA | Richardson, Hunt (A) (I) director of officials for NCP |
National |
| WA | Roberts, Susan (I) | Regional |