Sentinel Technologies Executive and Leadership Team

September, 2026

Leadership Overview

Sentinel Technologies has 5 executives leading key functions including strategy, sales, technology, finance, and operations.

Focused on delivering robust IT solutions, Sentinel Technologies prioritizes client success through advanced business technology services and dedicated support systems that drive long-term value for partners across the United States.

Leadership Roles at Sentinel Technologies

  • Chief Executive Officer - Terrence Horton
  • Group Chief Financial Officer - Korczak Robert
  • Co-President & Chief Operating Officer - Robert Lenartowicz
  • Co-President & Chief Sales & Marketing Officer - Brian Osborne
  • Sentinel Co-Founder & Chief Technology Officer - Alexis Ramundo
  • Terrence Horton - Chief Executive Officer

    Terrence Horton, the Chief Executive Officer at Sentinel Technologies, directs the overarching corporate strategy and long-term vision for the organization. By aligning internal IT service capabilities with evolving market demands, Horton ensures the company maintains a competitive edge in the business technology sector. This leadership role involves constant engagement with the Board to refine service delivery models and expand the footprint of Sentinel Technologies across North American markets. Terrence Horton monitors key performance indicators to guarantee operational excellence and sustainable growth. Through rigorous oversight of departmental goals, the Chief Executive Officer fosters a culture of innovation and client-centric problem solving. By prioritizing high-impact technology investments, the Chief Executive Officer secures the firm's position as a premier provider of IT solutions. Ultimately, Horton drives the strategic initiatives that define the company's reputation for reliability and technical expertise in the modern digital landscape.

    Korczak Robert - Group Chief Financial Officer

    Korczak Robert, the Group Chief Financial Officer at Sentinel Technologies, directs all fiscal planning, budgeting, and financial reporting activities. Overseeing the financial health of the organization, Robert ensures that capital allocation supports the strategic goals of the business technology services provider. This leadership role involves managing risk, optimizing cash flow, and maintaining transparency with stakeholders regarding the company's economic performance. Korczak Robert architects the financial strategies that enable the firm to invest in new IT solutions and expand operational capacity. By monitoring market trends and adjusting fiscal policies, the Group Chief Financial Officer provides the stability required for long-term growth. Through rigorous analysis of operational costs and revenue streams, Robert supports the executive team in making informed decisions. Ultimately, the Group Chief Financial Officer drives the financial discipline necessary to sustain the company's market position and commitment to delivering superior IT support services.

    Robert Lenartowicz - Co-President & Chief Operating Officer

    Robert Lenartowicz, the Co-President & Chief Operating Officer at Sentinel Technologies, directs the daily operational workflows and service delivery processes. Overseeing the internal efficiency of the organization, Lenartowicz ensures that all IT support and customer service functions operate at peak performance. This leadership role involves streamlining cross-departmental communication and refining the operational protocols that define the client experience at Sentinel Technologies. Robert Lenartowicz architects scalable processes that allow the company to handle increasing service demands without compromising quality. By managing the logistics of service deployment and resource allocation, the Co-President & Chief Operating Officer maintains high levels of client satisfaction. Through constant monitoring of operational metrics, Lenartowicz identifies bottlenecks and implements solutions to improve productivity. Ultimately, the Co-President & Chief Operating Officer drives the operational excellence required to support the firm's mission of providing reliable, high-quality business technology services to a diverse and growing client base.
    Robert Lenartowicz

    Brian Osborne - Co-President & Chief Sales & Marketing Officer

    Brian Osborne, the Co-President & Chief Sales & Marketing Officer at Sentinel Technologies, architects the comprehensive revenue generation and brand positioning strategies. Overseeing the expansion of market reach, Osborne manages the alignment of sales teams with the specific IT service needs of diverse enterprise clients. This leadership role requires constant collaboration with the executive team to identify emerging opportunities within the business technology sector. Brian Osborne executes aggressive growth campaigns that amplify the visibility of Sentinel Technologies while ensuring consistent lead conversion. By optimizing the sales funnel and refining marketing messaging, the Co-President & Chief Sales & Marketing Officer directly impacts the company's ability to capture new market share. Through the implementation of data-driven outreach programs, Osborne secures long-term client partnerships. Ultimately, the Co-President & Chief Sales & Marketing Officer drives the commercial success necessary to support the firm's ongoing commitment to high-quality technical support and service excellence.
    Brian Osborne

    Alexis Ramundo - Sentinel Co-Founder & Chief Technology Officer

    Alexis Ramundo, the Sentinel Co-Founder & Chief Technology Officer at Sentinel Technologies, directs the development and implementation of advanced IT infrastructure solutions. Overseeing the technical roadmap, Ramundo ensures the company remains at the forefront of business technology innovation. This leadership role involves managing the engineering teams responsible for delivering secure, scalable, and efficient IT support services to a broad client base. Alexis Ramundo architects the technical frameworks that allow Sentinel Technologies to solve complex client challenges with precision. By evaluating emerging technologies and integrating them into the service portfolio, the Sentinel Co-Founder & Chief Technology Officer maintains the firm's reputation for technical superiority. Through constant collaboration with other C-suite leaders, Ramundo aligns technical capabilities with broader business objectives. Ultimately, the Sentinel Co-Founder & Chief Technology Officer drives the technological evolution of the company, ensuring that every service offering meets the highest standards of performance and reliability.

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    Frequently Asked Questions Regarding Sentinel Technologies Top Executives and Leadership Team

    Who leads Sentinel Technologies?
    Sentinel Technologies is led by Terrence Horton (Chief Executive Officer), along with executives such as Korczak Robert (Group Chief Financial Officer) and Robert Lenartowicz (Co-President & Chief Operating Officer).
    Who is part of Sentinel Technologies’s executive team?
    The executive team of Sentinel Technologies includes leaders such as Terrence Horton (Chief Executive Officer), Korczak Robert (Group Chief Financial Officer), Robert Lenartowicz (Co-President & Chief Operating Officer) and other senior executives.
    How many executives does Sentinel Technologies have?
    Sentinel Technologies has 5 executives leading key business areas.
    What roles are included in Sentinel Technologies’s leadership team?
    The leadership team of Sentinel Technologies includes roles such as Chief Executive Officer, Group Chief Financial Officer, Co-President & Chief Operating Officer, Co-President & Chief Sales & Marketing Officer, Sentinel Co-Founder & Chief Technology Officer.