DAVID TETTAMBLE
BARNHART,MO
Summary
Dynamic law enforcement and security leader with over 30 years of experience in public safety and private sector security management. As Managing Partner and VP of Ground Security for a start-up, I propelled sales growth to exceed $8 million, demonstrating strong capabilities in strategic planning and operational efficiency. Recognized as a Law Enforcement Subject Matter Expert during Operation Iraqi Freedom, leveraging frontline insights to refine security practices and foster robust client relationships. Committed to delivering impactful results through effective execution, collaboration, and adaptability in fast-paced environments while consistently utilizing advanced analytical skills to drive team success and enhance operational performance.
Overview
1
1
Certification
33
33
years of professional experience
Work History
Senior Specialist & Account Manager
L3Harris Technologies-Mission Critical Communications
United States
08.2023 - Current
- Assignment to the Mission Critical Communications sales team, responsible for managing a multi-state territory serving Federal, State, local Public Safety and utility customers.
- Collaborated with team to support production of $126000000 in direct and indirect revenue through 2024.
- 2025 I finished at 138% of Quota totaling 9 million (Highlighting the win of Boone Co. Missouri home of the 4th largest city in the state).
- Developed and implemented RaaS solutions to enhance client communication systems. (Radio as a service) along with SaaS.
- Managed channel by building new dealers and strengthening existing dealer relationships through engagement in deals and development of long-term success plans.
- PM: Leading the L3Harris C-UAS effort in KCMO for the 2026 FIFA games collaborating with w/Matrix-Space to provide the only end to end solution for detection and mitigation valued at 14.2 million.
- Prospects, qualifies, and certifies L3Harris products on state networks for Critical Communications Public Safety Systems in Missouri & Nebraska.
- Leads the pursuit team to fully qualify the opportunity, confirm that the win is achievable while increasing the probability of winning throughout the capture process.Leads and develops a win strategy, identifies critical activities and resources needed to increase the win probability..
- Ensures client-focused activities are taking place, including client and stakeholder meetings in concert with the Capture Team, throughout the life of the pursuit.
- Generated pipelines using CRM to effectively prospect, capture, and win deals.
- Collaborate with Sales engineers to develop, present, and configure technical solutions for the client.
- Spearheaded efforts to develop and submit RFP/RFQ responses for state purchasing contracts. the application/submission of RFP/RFQ's and IDIQ State purchasing contracts in my assigned area.
- Leverages a large Federal, State, and Local network of contacts developed from 30 years of Law Enforcement experience navigating a very tight-knit community.
Senior Law Enforcement Consultant & Midwest Sales Director
CSI-Protect
United States
01.2021 - 08.2023
- Coordinated law enforcement engagement and applied CSI Protect/Selecta DNA products in investigative workflows.
- Oversaw investment research, deal evaluation, and business development initiatives to sustain strategic expansion.
- Led and managed business pursuits involving Fortune 100 and Fortune 500 companies.
- Managed territory boundary and account coverage across Midwest states: Missouri, Iowa, Illinois, Kentucky, Nebraska, and Kansas.
- Established and sustained communication channels with federal, state, and local law enforcement agencies to ensure ongoing interagency connectivity.
- Facilitated consumer engagement through targeted marketing strategies.
- Assessed operational vulnerabilities and recommended practical controls for improved safety.
- Improved organizational efficiency, overhauling outdated operational procedures with innovative, tech-driven solutions.
- Developed and maintained strong client relationships, ensuring high levels of satisfaction and repeat business.
- Coordinated with external partners and vendors to deliver comprehensive solutions that meet clients' diverse needs.
- Advised clients on security risk mitigation and protective service strategies.
Senior Detective/SWAT Supervisor/Major Case Squad /Lead Firearms Instructor
St. Charles City Police Department
St. Charles, MO
06.2009 - 08.2023
- Managed hundreds of cases involving crimes against persons and property across federal, state, and municipal levels. Conducted long-term investigations into criminal networks related to terrorism, narcotics, sex trafficking, money laundering, murder for hire, and large-scale fraud. Served as subject matter expert in case management with a caseload of approximately 100.
- Collaborated with a multi-jurisdictional team to investigate homicides as a member of the Major Case Squad of Greater St. Louis.
- Investigated homicides as part of the Major Case Squad of Greater St. Louis, collaborating with a multi-jurisdictional team in the metro area including Illinois.
- Executed hundreds of search warrants and subpoenas, conducted witness and suspect interviews/interrogations, and facilitated asset seizures and federal/state arrests.
- Testifies on behalf of federal & State prosecution in trials, grand jury, depositions, probation/parole hearings, evidence/witness suppression hearings, and federal/state proffers.
- Led firearms instruction program for 120-person agency across all weapons platforms.
- Received numerous agency awards.
Sr. Vice President of Physical Security/Managing Partner
Campbell Security & Services Group
St Louis, MO
05.2013 - 03.2021
- Ensured the safety of each client's employees, properties, and assets by eliminating and mitigating breaches of physical security through the management of security projects, contracts, and intelligence.
- Managed numerous security details across various fields, including health care, corporate, private, and CID/neighborhood initiatives in the metro St. Louis area, Missouri, and nationally.
- Management of Medical Cannabis Industry Security from development to operation in the state of Missouri to include Cultivation and multi-line dispensaries.
- Experience developing/writing security plans for the Medical Cannabis Industry in Missouri and Illinois that resulted in the award of licensure.
- Established and maintained executive protection for a robust client list of high net-worth individuals, with the absolute most anonymity and integrity.
- Oversaw security management for Medical Cannabis Industry from development to operation in Missouri, encompassing cultivation and multi-line dispensaries, ensuring compliance with regulatory requirements.
- Conducts and oversees the hiring of off-duty Law Enforcement personnel, state licensed security officers, executive protection agents, and contractors as it relates to third party vendors.
- Manages the overall budget to include assets, properties, fleet, and audits for the purposes of Insurance coverage contoured to the threat/country, and workman's compensation based on numbers of 50 contractors and 30 employees.
- Directly responsible for over seven million dollars in total revenue in less than 7 years.
Law Enforcement Subject Matter Expert
MPRI-Engility
Alexandria, Virginia
10.2007 - 01.2009
- Embedded Law Enforcement Professional with the U.S. Army & Marines for a 14-month tour in the Diyala Province of Iraq during Operation Iraqi Freedom.
- Conducted intelligence operations targeting terrorist organizations, supporting (JIEDDO) Joint IED Defeat Organization from inception through apprehension.
- Conducted Intelligence Operation targeting Terrorist organizations in support of (JIEDDO) Joint IED Defeat Organization from inception to apprehension.
- Executed 200+ actionable operational missions, including ground and air assaults, targeting time-sensitive objectives with ODA, task force, JTAC, EOD (Army-Navy) WIT, Marine MIT elements, and various brigade and battalion assets.
- Developed intelligence from tactically questioning insurgents and seizing battlefield evidence; instructed Army Humit teams with strategies related to interviewing/interrogation.
- Participated in 200+ actionable operational missions including ground and air assaults and time sensitive targets with ODA, task force, JTAC, EOD (Army-Navy) WIT, Marine MIT elements, and numerous other brigade and battalion assets.
- Regularly held leadership roles, providing direction and guidance to other LEPs on operational assignments and tactics.
- Developed intelligence through tactical questioning of insurgents and battlefield evidence collection; instructed Army Humint teams on effective interviewing and interrogation strategies.
- Awarded Order of Golden Spur, and Certificate of Achievement in support of the 2nd Infantry Division, 4th SBCT.
- Advised program teams on operational requirements and subject matter best practices.
- Analyzed policy, procedures, and mission guidance to support accurate execution.
Patrolman/Detective/SWAT/Sergeant Promotable
St. Louis Metropolitan Police Department
St. Louis, MO
02.1994 - 10.2007
- Developed and implemented tactical solutions to safely resolve critical incidents, successfully executing high-stakes missions including hostage rescues and armed confrontations.
- Focused on tactical solutions to safely resolve critical incidents; carried out dangerous missions such as rescuing hostages, serving arrest warrants under fire, and subduing criminals who were armed beyond the capacity of regular police officers.
- Completed rigorous training, including written/oral exams, physical fitness tests, and psychological evaluations; advanced through a 3-stage promotional process to Sergeant, achieving top 25% ranking in the department before overseas deployment (2007).
- Conducted investigations involving homicide, sex crimes, robbery, burglary, fraud, stealing, and gang affiliation/criminal networks as it related to narcotics possession/trafficking, and the illegal possession/trafficking of weapons.
- Performed a variety of complex investigations as a Detective in the North Patrol Detective Bureau, Gun Suppression Unit, Fugitive Apprehension Squad, and Mobile Reserve.
- Patrolled specific areas of the city to protect life and property and enforced laws and ordinances using tactful and courteous treatment of the public and conscientious and efficient performance of duties.
- Participated in Emergency Response to Riot, Weapons of Mass Destruction, and Emergency Management incidents.
- Investigated complex offenses including homicide, sex crimes, and organized crime, focusing on narcotics trafficking and illegal weapons possession, effectively contributing to case resolutions.
- Investigated offenses and suspicious conditions, made arrests, recovered evidence, and conducted hundreds of interrogations and surveillance.
- Investigated complex criminal cases, gathering evidence and identifying suspects through interviews and surveillance.
- Coordinated case files, maintaining accurate documentation and chain-of-custody records for prosecution.
Education
Bachelor of Arts Degree - Business Management
Webster University
St Louis, MOAssociate of Arts - Business Management
Missouri Valley University
Marshal, MissouriMissouri POST - Criminal Justice
St. Louis Metropolitan Police Academy
St. Louis, Missouri06-1994
Skills
- Innovation management
- Analytical thinking
- Technical communication
- Emergency response
- Risk management
- Team building
- Excellent communication
- Teamwork and collaboration
- Attention to detail
- Problem-solving abilities
- Multitasking
- Team leadership
- Adaptability and flexibility
- Effective communication
- Active listening
- Reliability
Certification
POST License #36484: Criminal Justice
AWARDS
- Domestic, 7 Department Awards of Excellence, 3 Police Chief Letters of Commendation, 2 Medals of Commendation, Officer of the month (Multiple), Officer of the year candidate, International, Certificate of Achievement 4th Brigade 2nd Infantry Division (Operation Iraqi Freedom)
- Certificate of Achievement 2nd Battalion 23rd Infantry (Operation Iraqi Freedom) Order of the Golden Spur Award 4th Squadron 2nd Stryker Cavalry Regiment (Operation Iraqi Freedom)
Timeline
Senior Specialist & Account Manager
L3Harris Technologies-Mission Critical Communications
08.2023 - Current
Senior Law Enforcement Consultant & Midwest Sales Director
CSI-Protect
01.2021 - 08.2023
Sr. Vice President of Physical Security/Managing Partner
Campbell Security & Services Group
05.2013 - 03.2021
Senior Detective/SWAT Supervisor/Major Case Squad /Lead Firearms Instructor
St. Charles City Police Department
06.2009 - 08.2023
Law Enforcement Subject Matter Expert
MPRI-Engility
10.2007 - 01.2009
Patrolman/Detective/SWAT/Sergeant Promotable
St. Louis Metropolitan Police Department
02.1994 - 10.2007
Bachelor of Arts Degree - Business Management
Webster University
Associate of Arts - Business Management
Missouri Valley University
Missouri POST - Criminal Justice
St. Louis Metropolitan Police Academy