Rosy Halfmann

Rosy Halfmann: Email & Phone Number

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Lieutenant at Double Oak Police Department|United States

Position:

Lieutenant at Double Oak Police Department

Location:

United States

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Last updated: 2026-10-17
Updated: 2026-10-17

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Current work details
DepartmentLaw Enforcement
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Work Experience 20 years

Lieutenant at Double Oak Police Department

Feb 2023 - Current

Sales Development Representative at Lexipol

May 2022 - Feb 2023

Criminal Investigator at Denton County Sheriff's Office

Jan 2014 - May 2022

Agency Instructor at Texas A&M Engineering Extension Service - TEEX

Aug 2020 - Oct 2021

Communications Officer at Denton Police Department

Aug 2013 - Jan 2014

Police Officer at San Angelo Police Department

Mar 2011 - Jul 2013

Communications Officer at San Angelo Public Safety Communications

Feb 2007 - Mar 2011

Communications Officer at Concho County Sheriff's Office

Jul 2006 - Feb 2007

Rosy Halfmann started working in 2006, then the employee has changed 7 companies and 5 jobs. On average, Rosy Halfmann works for one company for 2 years 8 months.

Rosy is proficient in Spanish. Their professional focus is Crime Prevention, Criminal Investigations, and Criminal Justice across 3 core areas.

Rosy holds 142nd School of Police Supervision-Institute for Law Enforcement Administration (ILEA), Advance Peace Officer, and Basic Instructor Proficiency certifications and has been awarded National Honor Society

Education

Bachelor of Applied Science - BASc at Tarleton State University

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