Summary
Overview
Work History
Education
Skills
Certification
Military Service
Languages
Timeline
Generic

Donnie Mersing

Buda,Texas

Summary

Dedicated law enforcement professional with over twenty-seven years of progressive experience in enforcement, investigations, leadership, and management. Expertise in conducting comprehensive financial crime investigations, gathering evidence, following leads, and interviewing suspects and witnesses. Proven ability to collaborate effectively with various law enforcement agencies to achieve common goals. Recognized for strong attention to detail and a steadfast commitment to accuracy and quality while consistently meeting objectives and deadlines.

Overview

31
31
years of professional experience
1
1
Certification

Work History

Contract Field Investigator

1 FORCE INVESTIGATIVE SERVICE DIVISION
05.2023 - 09.2025
  • Conducted federal background investigations on a contract basis in direct support of national security and suitability investigations.
  • Perform record searches at police agencies, courthouses, educational and financial institutions, and medical/mental health facilities.
  • Conducted thorough face-to-face interviews with employers, families, neighbors, friends, and subjects, and documented investigative findings.
  • Produced reports of investigations in compliance with all laws, federal standards, and federal agency regulations.
  • Certified Field Trainer



Corporal/ Detective/ Evidence Custodian/ RMS Administrator/ Custodian of Records

ROLLINGWOOD POLICE DEPARTMENT
02.2020 - 07.2022

First Line supervisor for a shift.

  • Field Training Officer for newly hired Police Officers.
  • Project manager for a state funded grant for a new record management system (Tyler Public Safety) for the department.

Detective:

  • Conduct thorough investigations for all crimes committed with the City of Rollingwood.
  • Wrote detailed reports outlining case findings for internal files and legal purposes.
  • File cases with the appropriate jurisdiction.

Evidence Custodian:

  • Kept detailed records of evidence and evidence storage inventories, double-checked procedures and monitored access to prevent unauthorized handling.
  • Research case dispositions and prepare evidence for destruction.
  • Prepare court destruction orders to destroy evidence no longer need for a case.
  • Manage the destruction process.

Custodian of records:

  • Review all reports and citations entered into the Record Management System for errors and completeness.
  • Research all Open Record request and provide a response for the City Attorney to review.
  • Create a monthly Flat File used for National Incident Based Reporting System (NIBRS).
  • Audit all traffic citations and warning to submit an accurate annual Racial Profile Report.

Patrol Officer:

  • Respond to all calls for service
  • Patrol assigned areas looking for violations of law and threats to public safety.

Patrol Officer, Financial Crimes Detective, Lieutenant, Captain

CORPUS CHRISTI POLICE DEPARTMENT
01.1995 - 12.2019

Operations Bureau Executive Officer

  • Prepared and manage the division’s 28-million-dollar budget while providing leadership and guidance to 312 sworn officers and two civilian employees.
  • Responsible for the scheduling and assignment of 312 Officers within the Operations Bureau.
  • Oversaw the police department’s FMLA and modified leave program for the sworn officers in the department.

Director of Training

  • Prepared and manage the division’s 2-million-dollar budget while providing leadership and guidance to five sworn staff members and one civilian employee.
  • Accountable for the successful police academy training of new recruits to become Corpus Christi Police Officers.
  • Responsible for in-service training, firearms training, and annual firearms qualifications for 449 CCPD Officers, 20 Airport Police, 5 City Marshals,3 Fire Marshals, Retirees, and 4 CCPD Reserve Officers.
  • Research and implement curriculum on current trends and best practice for the sworn and civilian employees.
  • Responsible for inventory of all the department issued weapons.
  • Accountable for generating all reports and submitting all documents required to TCOLE for all CCPD officers and officers from other agencies attending our training.
  • Ensured all officers complete the required TCOLE courses to earn their subsequent proficiency license.
  • Involved in the hiring process of new police officers to include backgrounds, interviews, and selection.

Narcotics Vice Investigations Executive Officer

  • Prepared and managed the division’s 3.5-million-dollar budget while providing leadership and guidance to twenty-four officers, two first line supervisors and five civilian employees.
  • Managed and preserved the confidential informant files and the Alias Identification program.
  • Managed the asset forfeiture section.
  • Direct supervision over the Evidence Technician, including an audit of the evidence lockers, destruction of narcotics and proper record keeping.
  • Oversaw the workload and case management of the division.

Gang Unit Captain

  • Provided leadership and direction to nineteen personnel to include two sworn supervisors, 12 uniform officers, two detectives, two plain clothes (SOS Save Our Streets) investigators, one FBI Task Force Officer and one civilian intelligence analyst.
  • Oversaw the police department’s Criminal Database (Gang Scope) to ensure all the information was in compliance with state and federal laws.
  • Enhanced our capabilities to fully disrupt and render gangs ineffective with the assistance of local, state, and federal agencies.
  • Generated a gang threat assessment report to identify the active gang and gang members in our community.
  • Participated and provided intelligence and gang information to federal, state, and surrounding agencies.

Narcotics Vice Investigations Lieutenant

  • Provided leadership and guidance to six investigators, prescription fraud section, and asset forfeiture unit.
  • Assigned and monitored all cases being worked by the sections and units.
  • Ensured personnel adhered to departmental policies, division policies, state, and federal laws.
  • Supervised and motivated field investigators and collaborated with personnel to identify strengths and areas of weakness.

Uniform Patrol Lieutenant

  • Provided leadership and guidance to officers assigned to the shift.
  • Conducted daily shift briefings.
  • Evaluated, mentored, and coached officers on the shift.

Financial Crimes Detective

  • Investigated offenses involving Financial Crimes to include but not limited to Credit Card Abuse, Forgery, and Fraudulent use of identifying information.
  • Conducted interviews with suspects, witnesses, and informants.
  • Prepared comprehensive final reports, subpoenas, and other documents.
  • Collect and store evidence from cases
  • Provided testimony in federal and state court proceedings.

Patrol Officer

  • Respond to all calls for service.
  • Patrol assigned areas looking for violations of law and threats to public safety.
  • Investigated incidents and crimes, collected evidence, and recorded witness statements.
  • Identified, pursued and arrested suspects and perpetrators of criminal acts.
  • Utilized clear communication and interpersonal skills to build relationships with citizens.

Education

Bachelor of Applied Arts and Science -

Midwestern University
Wichita Falls, Texas

Associate of Occupational Studies - undefined

Universal Technical Institute
Houston, Texas

Session 261 - Criminal Justice

FBI National Academy
Quantico, Virginia
09-2015

TCOLE Master Peace Officer -

TCOLE

Skills

  • Fraud detection skills
  • Strategic planning skills
  • Strong organizational abilities
  • Clear communication skills
  • Research and analysis techniques
  • Criminal justice experience
  • Strategic decision-making
  • Professional demeanor
  • Confidentiality
  • Interview techniques

Certification

Top Secret Clearance

Military Service

  • United States Army 1992 – 1994 15th Infantry Division Fort Knox, Kentucky
  • Promoted to Non-Commissioned Officer in 1993
  • Army Achievement Medal
  • National Defense Service Medal
  • Army Service Ribbon
  • Top Gun TOW Gunner (Tube launched, Optically tracked, Wire guided missile)

Languages

Spanish
Limited Working

Timeline

Contract Field Investigator

1 FORCE INVESTIGATIVE SERVICE DIVISION
05.2023 - 09.2025

Corporal/ Detective/ Evidence Custodian/ RMS Administrator/ Custodian of Records

ROLLINGWOOD POLICE DEPARTMENT
02.2020 - 07.2022

Patrol Officer, Financial Crimes Detective, Lieutenant, Captain

CORPUS CHRISTI POLICE DEPARTMENT
01.1995 - 12.2019

Associate of Occupational Studies - undefined

Universal Technical Institute

Bachelor of Applied Arts and Science -

Midwestern University

Session 261 - Criminal Justice

FBI National Academy

TCOLE Master Peace Officer -

TCOLE