Leadership Overview
STO Building Group has 10 executives leading key functions including strategy, financial oversight, operational management, human capital, and information technology.
Focused on delivering complex construction solutions across global markets, STO Building Group prioritizes technical excellence and client-centric project delivery to shape the future of the built environment.
Focused on delivering complex construction solutions across global markets, STO Building Group prioritizes technical excellence and client-centric project delivery to shape the future of the built environment.
Leadership Roles at STO Building Group
Robert Mullen - Chief Executive Officer
Robert Mullen, the Chief Executive Officer at STO Building Group, directs the overarching strategic vision for this global construction services organization. Mullen architects long-term growth initiatives across North America, Europe, Asia, and the Middle East, ensuring the firm maintains a competitive edge in commercial and healthcare sectors. By aligning subsidiary operations with corporate objectives, the Chief Executive Officer drives consistent project excellence and operational efficiency. This leadership role involves constant engagement with the Board to refine market positioning and expand the international footprint. Robert Mullen monitors global economic trends to mitigate risks while identifying new opportunities for institutional project acquisition. Through rigorous oversight of high-level performance metrics, the Chief Executive Officer secures the financial health and reputation of the firm. Ultimately, Mullen fosters a culture of innovation that empowers teams to deliver complex, mission-critical infrastructure projects on a global scale.
David Layton - President & Chief Executive Officer
David Layton, the President & Chief Executive Officer at STO Building Group, manages the daily execution of complex construction management and general contracting services. Layton oversees the integration of design-build capabilities across diverse international markets, ensuring that every project meets stringent quality and safety standards. The President & Chief Executive Officer coordinates with regional leadership to optimize resource allocation and technical support for commercial and institutional clients. By streamlining operational workflows, David Layton enhances the delivery speed and cost-effectiveness of large-scale construction projects. This executive role requires constant collaboration with subsidiary heads to maintain consistency in service quality across the United States, Canada, and international locations. Layton drives the implementation of advanced construction methodologies to solve unique client challenges. Through proactive management of project lifecycles, the President & Chief Executive Officer ensures that the firm consistently exceeds expectations in the competitive global construction landscape.
Brett Phillips - Chief Financial Officer
Brett Phillips, the Chief Financial Officer at STO Building Group, governs the fiscal health and capital allocation strategies for this global construction enterprise. Phillips directs financial planning, reporting, and risk management processes to support the firm's expansive operations across multiple continents. The Chief Financial Officer monitors cash flow, project profitability, and investment strategies to ensure sustainable growth in the commercial and healthcare construction sectors. By analyzing complex financial data, Phillips provides actionable insights that guide executive decision-making and long-term business planning. This leadership role involves maintaining robust relationships with financial institutions and stakeholders to secure the capital necessary for international expansion. Brett Phillips oversees the implementation of rigorous internal controls to ensure compliance and operational transparency. Through disciplined fiscal management, the Chief Financial Officer strengthens the balance sheet, enabling the firm to pursue ambitious institutional projects while maintaining stability in volatile global markets.
John White - Chief Operating Officer
John White, the Chief Operating Officer at STO Building Group, manages the internal operational infrastructure and project delivery systems across the organization. White directs the coordination of specialized subsidiaries to ensure seamless execution of general contracting and construction management services. The Chief Operating Officer optimizes supply chain logistics and field operations to maintain high standards of efficiency in mission-critical and institutional projects. By standardizing operational procedures, John White improves project outcomes and client satisfaction across North American and international markets. This role involves close collaboration with regional directors to resolve complex construction challenges and enhance productivity. White monitors operational performance metrics to identify areas for process improvement and technological integration. Through the strategic management of human and material resources, the Chief Operating Officer ensures that the firm delivers high-quality construction solutions that align with the specific needs of diverse global clients.
Eugene White - President
Eugene White, the President at STO Building Group, directs the business development and client relationship strategies for the firm's commercial construction portfolio. White architects market expansion plans that leverage the firm's global resources to secure high-value institutional and healthcare projects. The President oversees the pursuit of new business opportunities, ensuring that the firm's service offerings align with the specific requirements of diverse clients. By fostering strong partnerships with developers and architects, Eugene White enhances the firm's reputation for excellence in complex construction management. This leadership role involves coordinating with regional teams to tailor service delivery to local market nuances while maintaining global quality standards. White monitors market trends to identify emerging sectors for growth and diversification. Through the strategic management of client relationships, the President drives revenue growth and strengthens the firm's position as a leader in the global construction services market.
Kenneth Innella - President
Kenneth Innella, the President at STO Building Group, manages the operational execution of mission-critical and healthcare construction projects. Innella directs the technical teams responsible for delivering complex infrastructure solutions that meet the rigorous demands of institutional clients. The President oversees the implementation of specialized construction methodologies that ensure project safety, quality, and schedule adherence. By optimizing project delivery processes, Kenneth Innella enhances the firm's ability to handle high-stakes construction challenges across international locations. This leadership role involves close collaboration with engineering and design teams to ensure seamless project transitions from concept to completion. Innella monitors project performance and client feedback to drive continuous improvement in service delivery. Through the strategic management of project operations, the President ensures that the firm consistently delivers high-performance facilities that support the critical functions of its clients in the healthcare and institutional sectors.
Marc DePaul - President
Marc DePaul, the President at STO Building Group, directs the strategic operations and growth of the firm's specialized construction subsidiaries. DePaul architects operational frameworks that enable these subsidiaries to deliver tailored construction solutions for commercial and institutional clients. The President oversees the integration of local expertise with global technical capabilities to ensure consistent project success across diverse geographic regions. By managing the performance of subsidiary leadership, Marc DePaul drives operational excellence and financial accountability. This leadership role involves identifying synergies between different business units to maximize resource utilization and service efficiency. DePaul monitors the competitive landscape to refine the firm's service offerings and maintain market relevance. Through the strategic management of subsidiary operations, the President ensures that the firm remains a preferred partner for complex construction projects, delivering value through specialized knowledge and a robust global support network.
Ms. Claudia Healy - Chief Human Resources Officer
Ms. Claudia Healy, the Chief Human Resources Officer at STO Building Group, architects the talent acquisition and organizational development strategies for the global workforce. Healy directs initiatives focused on recruitment, retention, and professional development to ensure the firm attracts top-tier expertise in construction management and engineering. The Chief Human Resources Officer fosters a corporate culture that prioritizes safety, inclusivity, and high performance across all international offices. By aligning human capital strategies with business goals, Ms. Claudia Healy supports the firm's ability to execute complex projects in healthcare and commercial sectors. This leadership role involves designing comprehensive training programs that enhance technical skills and leadership capabilities among staff. Healy monitors employee engagement and organizational health to drive productivity and long-term retention. Through the strategic management of the workforce, the Chief Human Resources Officer ensures the firm maintains the human talent necessary to sustain its global competitive advantage.
Terrence. Robbins - Chief Information Officer, Information Technology
Terrence. Robbins, the Chief Information Officer, Information Technology at STO Building Group, directs the digital transformation and technological infrastructure of the firm. Robbins architects secure, scalable IT systems that support global construction operations and data-driven project management. The Chief Information Officer, Information Technology oversees the integration of advanced software solutions for design-build services, enhancing collaboration between international teams. By implementing robust cybersecurity protocols, Terrence. Robbins protects sensitive project data and corporate assets across all global locations. This leadership role involves evaluating emerging technologies to improve construction efficiency and project visualization. Robbins manages the IT budget and vendor relationships to ensure the firm utilizes cost-effective and high-performance digital tools. Through the strategic deployment of technology, the Chief Information Officer, Information Technology enables the firm to maintain operational agility and deliver innovative construction solutions that meet the evolving demands of the modern built environment.
Claudia Healy - Chief Human Resources Officer
Claudia Healy, the Chief Human Resources Officer at STO Building Group, manages the global labor relations and organizational structure of the firm. Healy directs the implementation of performance management systems that align individual contributions with the company's mission of delivering complex construction services. The Chief Human Resources Officer oversees compensation, benefits, and compliance programs to ensure the firm remains an employer of choice in the competitive construction industry. By facilitating cross-border collaboration and knowledge sharing, Claudia Healy strengthens the organizational cohesion of the firm's international subsidiaries. This leadership role involves addressing the unique human capital needs of diverse markets, from North America to the Middle East. Healy monitors workforce trends to anticipate future talent requirements and support the firm's growth objectives. Through the strategic management of human resources, the Chief Human Resources Officer ensures the firm possesses the organizational agility to execute large-scale institutional and mission-critical projects.
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