Interim Chief of Police

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

Administrative Assistant

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

Captain-Support Services

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

Lieutenant-
Criminal Investigations Division

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

Lieutenant-Patrol Division

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

Lieutenant-
Administrative Services Division

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

Sergeant-
Administrative Services/ Records 

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

Sergeant-
Community Services Unit

Daniel Garcia
dgarcia@rockwall.com
Office: (972)772-6776

Sergeant-Criminal Investigations Unit/
Public Information Officer

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

I.T. Manager 

John Bader 
jbader@rockwall.com
Office: (972)772-6489

Property Technician

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