Chief of Police  

Kirk H. Riggs
kriggs@rockwall.com 
Office: (972)772-6454

Assistant Chief of Police  

Kirk Aldridge
kaldridge@rockwall.com 
Office: (972)772-6454

Executive Secretary

Diana Snyder
dsnyder@rockwall.com
Office: (972)772-6454  

Captain of Support Services

Ed Fowler
efowler@rockwall.com
Office: (972)772-6706

Lieutenant of Criminal Investigations Division

Joseph Florance
jflorance@rockwall.com
Office: (972)772-6736

Lieutenant of Patrol Division

Bryan Garrett
bgarrett@rockwall.com
Office: (972)772-6462

Lieutenant of Admin Services Division

David Valliant
dvalliant@rockwall.com
Office: (972)772-6775 

Lieutenant of Patrol Division

Andy Villarreal
avillarreal@rockwall.com
Office: (972)772-6718 

Sergeant- Administrative Services/ Records   

Dennis Ray
dray@rockwall.com
Office: (972)772-6777

Sergeant Community Services Unit-
Public Information Officer

Jeff Welch
jwelch@rockwall.com
Office: (972)772-6704

Sergeant Traffic Unit-
Public Information Officer

Aaron McGrew 
amcgrew@rockwall.com
Office: (972)772-6703

Communications Manager 

Kimberly Barry 
kbarry@rockwall.com
Office: (972)772-6475

I.T. Manager 

Frank Dunlop 
fdunlop@rockwall.com
Office: (972)772-6474

Property Technician

Debra Helfrich
dhelfrich@rockwall.com
Office: (972)772-6465