Sentry Management Executive and Leadership Team

September, 2026

Leadership Overview

Sentry Management has 10 executives leading key functions including strategy, operations, regional management, and client accounting.

Committed to excellence in community association oversight, Sentry Management delivers comprehensive management solutions for homeowner associations and condominiums while maintaining high standards of property value preservation and resident satisfaction.

Leadership Roles at Sentry Management

  • President, Chief Executive Officer - Jack McClintock
  • Chief Operating Officer - Collin Bruner
  • Division President - Donald Acquista
  • Division President - Susan Horton
  • Division President - Bryan Herd
  • Division President - Ryan Davis
  • President, Client Accounting - Jean Thompson
  • Divison President - Jennifer Birkemeier
  • Division President - Kristina Cerny
  • Division President - Melissa Mele
  • Jack McClintock - President, Chief Executive Officer

    Jack McClintock, the President, Chief Executive Officer at Sentry Management, directs the overarching corporate strategy and long-term vision for the organization. Overseeing the entire portfolio of homeowner associations and condominiums, the President, Chief Executive Officer ensures operational excellence across all service lines. This leadership role involves constant engagement with the Board to refine service delivery models and expand market presence throughout the United States. By prioritizing sustainable growth and client retention, Jack McClintock directly influences the trajectory of the firm. The President, Chief Executive Officer maintains rigorous standards for community management, ensuring that every property under the Sentry Management umbrella receives high-quality administrative and financial support. Through strategic oversight of regional operations, the President, Chief Executive Officer secures the company's position as a leader in the real estate management sector, fostering environments where communities thrive under professional guidance.
    Jack McClintock

    Collin Bruner - Chief Operating Officer

    Collin Bruner, the Chief Operating Officer at Sentry Management, manages the daily execution of community management services and internal business processes. Overseeing the integration of technology and staff workflows, the Chief Operating Officer optimizes the delivery of maintenance, administrative, and compliance services for homeowner associations. This leadership role requires constant coordination with regional teams to ensure consistent service quality across diverse property portfolios. By streamlining operational protocols, Collin Bruner enhances the efficiency of the entire organization. The Chief Operating Officer monitors performance metrics to identify areas for improvement, ensuring that every community receives timely and accurate support. Through the implementation of scalable management systems, the Chief Operating Officer drives productivity and supports the company's mission to provide superior service. Bruner maintains a focus on operational agility, allowing the firm to adapt quickly to the evolving needs of the real estate market and the communities managed.

    Donald Acquista - Division President

    Donald Acquista, the Division President at Sentry Management, directs regional operations and community management initiatives within specific geographic territories. Overseeing the performance of local management teams, the Division President ensures that homeowner associations and condominiums receive tailored support aligned with corporate standards. This leadership role involves managing client relationships and resolving complex community issues to maintain high satisfaction levels. By focusing on regional growth and service expansion, Donald Acquista strengthens the company's footprint in key markets. The Division President collaborates with other executives to implement best practices in property maintenance and financial oversight. Through the effective management of local resources, the Division President drives operational success and supports the broader goals of the firm. Acquista ensures that every community under the division's care benefits from professional expertise and proactive management, ultimately contributing to the long-term stability and value of the properties managed by the organization.

    Susan Horton - Division President

    Susan Horton, the Division President at Sentry Management, leads strategic initiatives focused on enhancing community engagement and operational efficiency within assigned regions. Overseeing the delivery of full-service management to homeowner associations, the Division President ensures that all administrative and maintenance tasks meet the high expectations of residents and board members. This leadership role involves mentoring local staff and refining service delivery models to address unique regional challenges. By prioritizing clear communication and proactive problem-solving, Susan Horton fosters strong partnerships with community leaders. The Division President monitors financial health and compliance across the portfolio, ensuring that every association operates effectively. Through the application of industry expertise, the Division President drives growth and maintains the reputation of the firm. Horton focuses on delivering consistent value, ensuring that the management services provided by the division remain essential to the success and longevity of the communities served.

    Bryan Herd - Division President

    Bryan Herd, the Division President at Sentry Management, manages the operational success of community associations within a designated geographic scope. Overseeing the implementation of management policies and service standards, the Division President ensures that homeowner associations and condominiums receive comprehensive support. This leadership role involves coordinating with property managers to address maintenance needs, financial reporting, and regulatory compliance. By focusing on operational excellence, Bryan Herd improves the quality of life for residents and protects property values. The Division President works closely with the executive team to align regional activities with the company's overarching mission. Through the effective allocation of resources and staff development, the Division President drives performance and supports the firm's market position. Herd maintains a commitment to professional service, ensuring that the division consistently meets the complex demands of modern community management while fostering long-term relationships with clients and stakeholders.

    Ryan Davis - Division President

    Ryan Davis, the Division President at Sentry Management, directs the strategic management of community associations and condominiums within specific regional markets. Overseeing the daily operations of local teams, the Division President ensures that all service agreements are executed with precision and professionalism. This leadership role involves managing client expectations and providing guidance on complex community governance issues. By focusing on service quality and operational efficiency, Ryan Davis enhances the value provided to homeowner associations. The Division President collaborates with other leaders to refine management processes and implement innovative solutions for property maintenance. Through the effective oversight of regional portfolios, the Division President drives growth and ensures the firm remains a trusted partner in the real estate industry. Davis prioritizes the needs of the communities, ensuring that every association receives dedicated support and expert management to maintain property standards and resident satisfaction.

    Jean Thompson - President, Client Accounting

    Jean Thompson, the President, Client Accounting at Sentry Management, manages the financial integrity and reporting functions for all managed communities. Overseeing the accounting department, the President, Client Accounting ensures that homeowner associations and condominiums maintain accurate financial records and transparent budgeting processes. This leadership role involves implementing robust financial controls and providing guidance on fiscal management to community boards. By prioritizing accuracy and compliance, Jean Thompson supports the financial health of every association under the company's care. The President, Client Accounting collaborates with regional leaders to streamline billing, collections, and financial reporting workflows. Through the effective management of accounting operations, the President, Client Accounting drives efficiency and provides essential financial insights that support long-term community planning. Thompson ensures that the firm's financial services remain a cornerstone of the value proposition, providing peace of mind to clients through meticulous oversight and professional financial stewardship.

    Jennifer Birkemeier - Divison President

    Jennifer Birkemeier, the Divison President at Sentry Management, leads the operational management of community associations within assigned territories. Overseeing the performance of property management teams, the Divison President ensures that all services align with the company's commitment to excellence. This leadership role involves managing client relationships, overseeing maintenance projects, and ensuring regulatory compliance for homeowner associations. By focusing on operational consistency and service quality, Jennifer Birkemeier enhances the overall experience for residents and board members. The Divison President works to optimize workflows and improve the efficiency of community management tasks. Through the effective leadership of regional staff, the Divison President drives performance and supports the firm's growth objectives. Birkemeier maintains a focus on delivering high-value management solutions, ensuring that every community under the division's care benefits from professional oversight and proactive problem-solving, ultimately contributing to the success of the organization.

    Kristina Cerny - Division President

    Kristina Cerny, the Division President at Sentry Management, manages the strategic direction and operational execution for community associations within specific regions. Overseeing the delivery of comprehensive management services, the Division President ensures that homeowner associations and condominiums receive high-quality support tailored to their specific needs. This leadership role involves coordinating with local teams to manage maintenance, financial reporting, and community governance. By focusing on service excellence and client satisfaction, Kristina Cerny strengthens the company's reputation in the real estate management sector. The Division President collaborates with other executives to implement best practices and drive operational improvements. Through the effective management of regional resources, the Division President supports the firm's mission to provide superior community management. Cerny ensures that every association benefits from professional expertise, fostering stable and well-maintained communities that reflect the high standards of the organization.

    Melissa Mele - Division President

    Melissa Mele, the Division President at Sentry Management, directs the management of community associations and condominiums within designated geographic areas. Overseeing the performance of local management teams, the Division President ensures that all service delivery meets the company's rigorous standards. This leadership role involves managing client relationships, overseeing maintenance operations, and providing guidance on community governance. By focusing on operational efficiency and proactive management, Melissa Mele enhances the value provided to homeowner associations. The Division President collaborates with other leaders to refine management processes and implement innovative solutions for property maintenance. Through the effective oversight of regional portfolios, the Division President drives growth and ensures the firm remains a trusted partner in the real estate industry. Mele prioritizes the needs of the communities, ensuring that every association receives dedicated support and expert management to maintain property standards and resident satisfaction.

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    Frequently Asked Questions Regarding Sentry Management Top Executives and Leadership Team

    Who leads Sentry Management?
    Sentry Management is led by Jack McClintock (President, Chief Executive Officer), along with executives such as Collin Bruner (Chief Operating Officer) and Donald Acquista (Division President).
    Who is part of Sentry Management’s executive team?
    The executive team of Sentry Management includes leaders such as Jack McClintock (President, Chief Executive Officer), Collin Bruner (Chief Operating Officer), Donald Acquista (Division President) and other senior executives.
    How many executives does Sentry Management have?
    Sentry Management has 10 executives leading key business areas.
    What roles are included in Sentry Management’s leadership team?
    The leadership team of Sentry Management includes roles such as President, Chief Executive Officer, Chief Operating Officer, Division President, Division President, Division President.