| Position | Name | Phone | |
|---|---|---|---|
| Superintendent | Randal O'Brien | randal.obrien@gccisd.net | |
| Principal | Judy Mackyeon | judy.mackyeon@gccisd.net | |
| Athletic Director | Michael Contreras | michael.contreras@gccisd.net |
| Sport | Name | Phone | |
|---|---|---|---|
| Boys Basketball | Jeremy Broadway | ||
| Girls Basketball | Tinesha Warren | ||
| Boys Cross Country | Michael Contreras | michael.contreras@gccisd.net | |
| Girls Cross Country | Tinesha Warren | ||
| Football | Michael Contreras | michael.contreras@gccisd.net | |
| Boys Soccer | Michael Contreras | michael.contreras@gccisd.net | |
| Girls Soccer | Tinesha Warren | ||
| Boys Tennis | Michael Contreras | michael.contreras@gccisd.net | |
| Girls Tennis | Tavia Gamboa | ||
| Boys Track | Jeremy Broadway | ||
| Girls Track | Tinesha Warren | ||
| Girls Volleyball | Tinesha Warren | ||
| Cheerleading | Kashandra Hawkins | ||
| Band Director | Caleb Green |