Head Coaches Contact Email
| Name | Sport | Email Address |
| James Davis | Baseball | jdavis@guhsd.net |
| Daniel Duffy | Boys’ Basketball | dduffy88@cox.net |
| Briana Martinez | Girls’ Basketball | brianammart01@gmail.com |
| Walter Bueno | Cross Country | wbueno87@hotmail.com |
| Heather Rust | Field Hockey | Hrust@guhsd.net |
| Kellan Cobbs | Football | kcobbs@guhsd.net |
| Wash Walker | Boys’ Golf | wkwalker@hotmail.com |
| Erik Dann | Girls’ Golf & Track | edann@guhsd.net |
| Mo Avalos | Gymnastics | avalos2m@gmail.com |
| Austen Doster | Boys’ Lacrosse | austendoster@gmail.com |
| José Carlos Soto | Girls’ Lacrosse | Jcsoto49@gmail.com |
| Jason Heth | Boys’ Soccer | jbh03@cox.net |
| Elio Bello | Girls’ Soccer | Bello.elio@yahoo.com |
| Curtis Barnes | Softball | granitesoftball@gmail.com |
| Cathy Elgas | Girls’ Swim/Dive | Graniteswim@gmail.com |
| Rhett Gaeir | Boys’ Swim/Dive & Boys’ Water Polo | rgaeir@guhsd.net |
| Patty Tibbitts | Tennis – Boys | ptibbitts@gmail.com |
| Erik Dann | Track/Field | edann@guhsd.net |
| Dana Zeno | Boys’ Volleyball | ghhsboysvball@gmail.com |
| Pete Phillips | Girls’ Volleyball | pphillips@guhsd.net |
| Page Small | Girls’ Water Polo | psmall@guhsd.net |
| Jesse Sheard | Wrestling | jsheard@guhsd.net |