Harris County Precinct 4 Constable's Office Command Staff
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Mark Herman
Constable

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Donald Steward
Chief Deputy

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Toby Hecker
Assistant Chief Deputy
Central & West Patrol Administration

Kenneth Key
Assistant Chief Deputy
Support Services Administration

Daniel Garza
Assistant Chief Deputy
North Central & East Patrol Administration

John Chamberlain
Assistant Chief Deputy
Reserve Division

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James Blackledge 
​Captain
Patrol Support Administration

Nicole Allen
Captain
Custodian of Records & Dispatch​​

Buddy Gheen
Captain
Humble Patrol Division

Aaron Strain
​Captain
Special Operations & Parks Division

Michael James 
​Captain
Toll Road Patrol Division
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Juan Flores
Captain
North Central Patrol Division

Jose Garza 
​Captain
Central Patrol Division
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Michael Abercia
Captain
Central District Patrol Division​​

Oscar Muniz
Captain
Schools Resource Division

Vicente Medina 
​Captain
East Patrol Division
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Glafira Rodriguez
Captain
West Patrol Division
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Jim Sharman
Captain
Civil, Courts, and Training Division