Leadership Overview
Constellis has 10 executives leading key functions including strategy, financial oversight, information technology, human resources, revenue generation, and operational security.
Committed to delivering comprehensive risk management solutions, Constellis provides critical operational support to government and commercial clients while maintaining a focus on global safety and security excellence.
Committed to delivering comprehensive risk management solutions, Constellis provides critical operational support to government and commercial clients while maintaining a focus on global safety and security excellence.
Leadership Roles at Constellis
Daniel Gelston - Chief Executive Officer
Daniel Gelston, the Chief Executive Officer at Constellis, directs the overarching strategic vision for the organization. Gelston manages the delivery of risk management and operational support services to a diverse portfolio of government and commercial clients. By aligning corporate objectives with global market demands, the Chief Executive Officer ensures the firm maintains a competitive edge in complex security environments. Daniel Gelston oversees the integration of various business units to optimize service delivery across international borders. This leadership role involves constant engagement with the Board to refine long-term growth trajectories and operational standards. Through rigorous oversight of corporate performance, the Chief Executive Officer drives efficiency and maintains the reputation of the firm as a premier provider of security solutions. Gelston fosters a culture of accountability and excellence, ensuring that every operational initiative supports the broader mission of protecting assets and personnel in high-risk regions worldwide.

Leslie S. - Executive Assitant To Chief Executive Officer, Chief Operating Officer and Chief Financial Officer
Leslie S., the Executive Assitant To Chief Executive Officer, Chief Operating Officer and Chief Financial Officer at Constellis, manages the administrative workflows and communication channels for the senior leadership team. Leslie S. coordinates the scheduling, documentation, and logistical requirements that support the daily operations of the executive office. By facilitating seamless interaction between the Chief Executive Officer, Chief Operating Officer, and Chief Financial Officer, the Executive Assitant To Chief Executive Officer, Chief Operating Officer and Chief Financial Officer ensures that strategic priorities receive immediate attention. This role involves managing sensitive information and ensuring that executive decisions are communicated effectively across the organization. Through the optimization of administrative processes, the Executive Assitant To Chief Executive Officer, Chief Operating Officer and Chief Financial Officer drives organizational efficiency and supports the smooth execution of corporate initiatives. Leslie S. maintains a high level of operational awareness, ensuring that the leadership team remains focused on delivering risk management services to global clients.
Richard Hozik - Chief Financial Officer
Richard Hozik, the Chief Financial Officer at Constellis, manages the fiscal health and capital allocation strategies for the organization. Hozik oversees financial planning, reporting, and treasury functions to support the delivery of risk management services. By analyzing market trends and operational costs, the Chief Financial Officer ensures the firm maintains a robust balance sheet capable of sustaining global operations. Richard Hozik coordinates with executive leadership to evaluate investment opportunities and mitigate financial risks associated with international security contracts. This role requires precise management of budgetary frameworks to support the expansion of service capabilities. Through the implementation of advanced financial controls, the Chief Financial Officer drives profitability and long-term sustainability. Hozik monitors economic shifts across various regions to protect the financial interests of the firm, ensuring that resources remain aligned with the strategic goals of the organization while maintaining compliance with global regulatory standards.
Sana'a Mahasneh - Co-Founder & Chief Financial Officer
Sana'a Mahasneh, the Co-Founder & Chief Financial Officer at Constellis, directs the foundational financial strategy and long-term capital structure of the firm. Mahasneh oversees the development of fiscal policies that enable the delivery of specialized risk management services. By leveraging deep institutional knowledge, the Co-Founder & Chief Financial Officer ensures that financial operations remain consistent with the core mission of the organization. Sana'a Mahasneh manages complex financial reporting and stakeholder relations to maintain transparency and trust. This leadership role involves evaluating the financial viability of new service lines and regional expansions. Through the application of strategic financial planning, the Co-Founder & Chief Financial Officer drives the growth of the firm and secures the resources required for large-scale operational support. Mahasneh monitors global market conditions to adjust financial strategies, ensuring that the firm remains agile and prepared to meet the demands of government and commercial clients in volatile environments.
Paul Donahue - Global President, Security Services
Paul Donahue, the Global President, Security Services at Constellis, directs the operational execution of security programs across all international regions. Donahue manages the deployment of personnel and resources to provide comprehensive risk management and operational support services. By overseeing the quality and consistency of security operations, the Global President, Security Services ensures that the firm meets the rigorous standards required by government and commercial clients. Paul Donahue leads the operational teams in responding to complex security challenges in diverse environments. This leadership role involves coordinating with other executives to ensure that security services are delivered safely and efficiently. Through the management of field operations, the Global President, Security Services drives the operational success of the firm. Donahue monitors performance metrics and safety protocols to maintain the highest level of service delivery, ensuring that the organization remains a trusted partner for security solutions on a global scale.
Rick Tye - President, Crisis Mitigation Services
Rick Tye, the President, Crisis Mitigation Services at Constellis, directs the specialized units responsible for managing and resolving critical incidents for clients. Tye manages the development and implementation of crisis response strategies that support the broader risk management mission of the firm. By providing rapid and effective solutions to unforeseen challenges, the President, Crisis Mitigation Services ensures the safety and continuity of operations for government and commercial entities. Rick Tye leads the teams that specialize in mitigating high-stakes risks in volatile environments. This leadership role involves coordinating with other operational heads to ensure that crisis mitigation efforts are integrated into the overall security framework. Through the application of expert knowledge and tactical planning, the President, Crisis Mitigation Services drives the resilience of the firm. Tye monitors global events to anticipate potential crises, ensuring that the organization remains prepared to provide immediate and effective support whenever and wherever it is needed.

Jay Sipper - Chief Information Officer
Jay Sipper, the Chief Information Officer at Constellis, architects the digital infrastructure and cybersecurity frameworks necessary for secure global operations. Sipper manages the integration of advanced technology systems that support risk management and operational support services. By implementing robust data protection protocols, the Chief Information Officer ensures the integrity of sensitive information for government and commercial clients. Jay Sipper leads the digital transformation initiatives that enhance communication and situational awareness across international project sites. This leadership role involves collaborating with other executives to align technological capabilities with the evolving security needs of the firm. Through the deployment of scalable IT solutions, the Chief Information Officer drives operational efficiency and protects the organization against emerging cyber threats. Sipper maintains a focus on innovation, ensuring that the technological backbone of the firm remains resilient and capable of supporting complex, mission-critical activities in diverse geographic environments.
Marissa Holdorf - Chief Human Resources Officer
Marissa Holdorf, the Chief Human Resources Officer at Constellis, directs the talent acquisition, development, and retention strategies for the global workforce. Holdorf manages the human capital requirements necessary to provide high-level risk management and operational support services. By fostering a culture of professional excellence, the Chief Human Resources Officer ensures that the firm attracts and retains top-tier security professionals. Marissa Holdorf oversees the implementation of training programs that prepare personnel for complex assignments in diverse geographic regions. This leadership role involves aligning workforce capabilities with the strategic objectives of the firm to ensure operational readiness. Through the management of performance systems and employee engagement initiatives, the Chief Human Resources Officer drives organizational health and productivity. Holdorf coordinates with other executives to address the evolving needs of the workforce, ensuring that the firm maintains a competitive advantage through the quality and expertise of the staff deployed worldwide.
Christopher Freda - Unarmed Security Officer & Chief Revenue Officer
Christopher Freda, the Unarmed Security Officer & Chief Revenue Officer at Constellis, directs the revenue generation strategies and business development efforts for the firm. Freda manages the expansion of the client base by identifying new opportunities for risk management and operational support services. By analyzing market demand, the Unarmed Security Officer & Chief Revenue Officer ensures that the firm effectively captures market share in both government and commercial sectors. Christopher Freda leads the sales teams in crafting tailored security solutions that address the specific needs of clients. This leadership role involves coordinating with operational leads to ensure that revenue targets align with service delivery capabilities. Through the execution of targeted growth strategies, the Unarmed Security Officer & Chief Revenue Officer drives the financial performance of the firm. Freda monitors competitive trends to refine the sales approach, ensuring that the organization remains a preferred partner for security services across various international markets.
Tarun Sondhi - Chief Growth & Technology Officer
Tarun Sondhi, the Chief Growth & Technology Officer at Constellis, directs the integration of innovative technology to accelerate business expansion. Sondhi manages the development of new service offerings that leverage advanced technical capabilities to enhance risk management and operational support. By identifying emerging market trends, the Chief Growth & Technology Officer ensures that the firm remains at the forefront of the security industry. Tarun Sondhi leads the efforts to modernize service delivery through the adoption of cutting-edge tools and platforms. This leadership role involves collaborating with the technology and sales teams to align growth strategies with technical advancements. Through the implementation of scalable solutions, the Chief Growth & Technology Officer drives the competitive positioning of the firm. Sondhi monitors the impact of technological investments on overall performance, ensuring that the organization continues to provide superior value to government and commercial clients through innovation and strategic growth initiatives.
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