DSI Security Services Executive and Leadership Team

September, 2026

Leadership Overview

DSI Security Services has 10 executives leading key functions including strategy, financial oversight, operational management, and regional security leadership.

Committed to excellence in protection, DSI Security Services delivers comprehensive security solutions through uniformed officers, advanced electronics, and expert consulting to ensure client safety across diverse markets.

Leadership Roles at DSI Security Services

  • Chief Executive Officer - David Shomers
  • Chief Financial Officer - James Snellgrove
  • Chief Operating Officer - Edward (Gene) Sanders
  • President, A-1 Detectives & Patrol Service 45 Years - Wiley Greer
  • President - Roger Groth
  • President - Vance Shannon
  • Owner, President - Steve Brown
  • President - Trina Pellegrini
  • President - Clark Deavours
  • President - Delvin Williams
  • David Shomers - Chief Executive Officer

    David Shomers, the Chief Executive Officer at DSI Security Services, directs the overarching corporate strategy and long-term vision for the organization. By aligning the family-owned business model with modern security demands, the Chief Executive Officer ensures consistent growth across all service lines. David Shomers maintains rigorous standards for uniformed officer deployment and electronic security integration, fostering a culture of reliability. The Chief Executive Officer collaborates with the board to evaluate market expansion opportunities and capital investments. Through constant assessment of industry trends, the Chief Executive Officer optimizes the company's competitive position. This leadership role involves balancing traditional service values with innovative technological advancements to meet client needs. By prioritizing operational excellence, the Chief Executive Officer secures the firm's reputation as a premier provider of protection services. Ultimately, the Chief Executive Officer drives the strategic initiatives that sustain the company's legacy.

    James Snellgrove - Chief Financial Officer

    James Snellgrove, the Chief Financial Officer at DSI Security Services, manages the fiscal health and capital allocation for the entire organization. Overseeing financial reporting, budgeting, and risk management, the Chief Financial Officer ensures the company maintains a robust balance sheet to support ongoing operations. James Snellgrove directs the financial planning processes that enable the deployment of uniformed officers and the procurement of advanced security electronics. By analyzing revenue streams and cost structures, the Chief Financial Officer provides actionable insights to the executive team for informed decision-making. This leadership role involves maintaining compliance with regulatory standards and optimizing cash flow to facilitate regional expansion. Through meticulous oversight of financial assets, the Chief Financial Officer supports the long-term sustainability of the business. Ultimately, the Chief Financial Officer secures the fiscal foundation necessary for the company to deliver high-quality security solutions to clients.

    Edward (Gene) Sanders - Chief Operating Officer

    Edward (Gene) Sanders, the Chief Operating Officer at DSI Security Services, executes the daily operational workflows and service delivery standards across all business units. Overseeing the management of uniformed officers and the installation of security electronics, the Chief Operating Officer ensures seamless performance for every client engagement. Edward (Gene) Sanders directs the implementation of standardized protocols to maintain consistency in service quality throughout the company's operational footprint. This leadership role involves coordinating with regional managers to address logistical challenges and optimize resource allocation. By refining operational processes, the Chief Operating Officer enhances efficiency and responsiveness to security threats. The Chief Operating Officer also monitors performance metrics to ensure alignment with corporate objectives. Through proactive management of field operations, the Chief Operating Officer drives the operational excellence that defines the company's market presence. Ultimately, the Chief Operating Officer guarantees the reliability of all security services provided.
    Edward (Gene) Sanders

    Wiley Greer - President, A-1 Detectives & Patrol Service 45 Years

    Wiley Greer, the President, A-1 Detectives & Patrol Service 45 Years at DSI Security Services, leads specialized investigative and patrol operations with a focus on long-term client security. Overseeing the deployment of patrol units and investigative teams, the President, A-1 Detectives & Patrol Service 45 Years ensures the delivery of high-stakes protection services. Wiley Greer directs the integration of specialized detective methodologies into the broader security framework of the company. This leadership role involves managing complex client relationships and addressing unique security vulnerabilities through tailored patrol strategies. By leveraging decades of experience, the President, A-1 Detectives & Patrol Service 45 Years maintains high standards for field personnel and investigative accuracy. The President, A-1 Detectives & Patrol Service 45 Years also coordinates with other executives to align patrol capabilities with the company's overall service offerings. Ultimately, the President, A-1 Detectives & Patrol Service 45 Years secures the safety of clients through expert investigative and patrol oversight.

    Roger Groth - President

    Roger Groth, the President at DSI Security Services, directs the strategic growth and market penetration for specific regional divisions. Overseeing the expansion of security service offerings, the President ensures that client needs are met with precision and professionalism. Roger Groth manages the operational teams responsible for uniformed officer deployment and electronic security system maintenance. This leadership role involves fostering strong relationships with key stakeholders and ensuring that regional operations align with the company's core mission. By driving business development initiatives, the President expands the company's footprint in competitive markets. The President also collaborates with the executive team to refine service delivery models and improve client retention. Through consistent focus on operational efficiency, the President supports the overall growth trajectory of the organization. Ultimately, the President secures the company's market position by delivering superior protection services and maintaining high standards of operational excellence across all assigned territories.

    Vance Shannon - President

    Vance Shannon, the President at DSI Security Services, manages the operational performance and service quality for designated business segments. Overseeing the integration of security electronics and uniformed personnel, the President ensures that all client sites receive consistent and reliable protection. Vance Shannon directs the implementation of customized security programs that address specific industry requirements. This leadership role involves coordinating with internal departments to streamline service delivery and enhance client satisfaction. By focusing on operational scalability, the President supports the company's ability to handle diverse security challenges across various regions. The President also monitors market trends to identify new opportunities for service enhancement and technological adoption. Through proactive management of field teams, the President drives the operational success of the division. Ultimately, the President secures the company's reputation for excellence by ensuring that every security solution is executed with the highest level of professionalism and care.

    Steve Brown - Owner, President

    Steve Brown, the Owner, President at DSI Security Services, provides high-level governance and strategic direction for the company's long-term success. Overseeing the alignment of corporate values with daily business practices, the Owner, President ensures that the family-owned legacy remains central to all operations. Steve Brown directs the development of key partnerships and evaluates major investment opportunities to strengthen the company's market position. This leadership role involves maintaining the integrity of the brand while overseeing the delivery of uniformed officer and electronic security services. By fostering a culture of accountability, the Owner, President supports the professional growth of the entire leadership team. The Owner, President also engages with the board to set the overarching goals for the organization. Through dedicated oversight of the company's mission, the Owner, President drives the strategic initiatives that ensure sustained growth. Ultimately, the Owner, President secures the firm's future as a leader in the security industry.

    Trina Pellegrini - President

    Trina Pellegrini, the President at DSI Security Services, leads the operational strategy for specialized security consulting and client advisory services. Overseeing the development of comprehensive security plans, the President ensures that clients receive tailored solutions that address specific risk profiles. Trina Pellegrini directs the team of consultants responsible for assessing vulnerabilities and recommending appropriate electronic or personnel-based security measures. This leadership role involves managing complex client engagements and ensuring that all consulting services align with the company's broader protection mission. By leveraging industry expertise, the President enhances the value proposition of the firm's advisory services. The President also collaborates with other executives to integrate consulting insights into the company's overall service delivery model. Through a focus on strategic risk mitigation, the President drives the success of the consulting division. Ultimately, the President secures client trust by providing expert guidance and effective security strategies.

    Clark Deavours - President

    Clark Deavours, the President at DSI Security Services, manages the operational execution and service delivery for key regional markets. Overseeing the deployment of uniformed officers and the maintenance of security electronics, the President ensures that all client sites maintain optimal safety standards. Clark Deavours directs the regional teams to ensure compliance with company protocols and client-specific requirements. This leadership role involves managing local operations and addressing any service-related challenges with speed and efficiency. By focusing on operational excellence, the President supports the company's goal of providing reliable protection services across diverse environments. The President also works closely with the executive team to refine service delivery processes and improve overall performance. Through consistent oversight of field operations, the President drives the success of the regional division. Ultimately, the President secures the company's reputation for quality by ensuring that every security engagement meets the highest standards of performance.
    Clark Deavours

    Delvin Williams - President

    Delvin Williams, the President at DSI Security Services, directs the operational strategy and service delivery for specialized security sectors. Overseeing the management of uniformed personnel and the implementation of advanced security technologies, the President ensures that all client needs are addressed with precision. Delvin Williams manages the operational teams responsible for maintaining high standards of protection across various client sites. This leadership role involves coordinating with other executives to align service delivery with the company's overall strategic goals. By focusing on operational efficiency and client satisfaction, the President drives the success of the division. The President also monitors performance metrics to ensure that all security solutions are effective and reliable. Through proactive management of field operations, the President supports the company's growth and market presence. Ultimately, the President secures the company's position as a trusted provider of security services by ensuring consistent and high-quality performance.

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    Frequently Asked Questions Regarding DSI Security Services Top Executives and Leadership Team

    Who leads DSI Security Services?
    DSI Security Services is led by David Shomers (Chief Executive Officer), along with executives such as James Snellgrove (Chief Financial Officer) and Edward (Gene) Sanders (Chief Operating Officer).
    Who is part of DSI Security Services’s executive team?
    The executive team of DSI Security Services includes leaders such as David Shomers (Chief Executive Officer), James Snellgrove (Chief Financial Officer), Edward (Gene) Sanders (Chief Operating Officer) and other senior executives.
    How many executives does DSI Security Services have?
    DSI Security Services has 10 executives leading key business areas.
    What roles are included in DSI Security Services’s leadership team?
    The leadership team of DSI Security Services includes roles such as Chief Executive Officer, Chief Financial Officer, Chief Operating Officer, President, A-1 Detectives & Patrol Service 45 Years, President.