Syska Hennessy Group Executive and Leadership Team

September, 2026

Leadership Overview

Syska Hennessy Group has 8 executives leading key functions including strategy, administration, operations, marketing, human resources, finance, legal, and corporate management.

Focused on delivering high-performance engineering solutions, Syska Hennessy Group advances the built environment through technical excellence and sustainable design practices for government and commercial clients worldwide.

Leadership Roles at Syska Hennessy Group

  • President & Chief Executive Officer - Cyrus Izzo
  • Executive Administrator To President and Chief Executive Officer - Diane Oleski
  • Chief Financial Officer & Associate Partner - Darren Alfano
  • Chief Marketing Officer - Michelle Guilbeault
  • Chief Human Resources Officer - Patricia Dreste
  • Chief Administrative Officer & Principal - Louis Curatolo
  • Managing Director - Salah Habli
  • General Counsel - Anjanette Bobrow
  • Cyrus Izzo - President & Chief Executive Officer

    Cyrus Izzo, the President & Chief Executive Officer at Syska Hennessy Group, directs the overarching strategic vision for the firm. Overseeing the integration of MEP and information technology services, the President & Chief Executive Officer ensures that engineering projects meet rigorous standards for government and commercial sectors. This leadership role involves driving long-term growth initiatives while maintaining the firm's reputation for technical innovation across North American markets. By aligning departmental goals with the broader corporate mission, Cyrus Izzo fosters a culture of excellence and operational efficiency. The President & Chief Executive Officer collaborates closely with the board to secure market positioning and expand service capabilities. Through consistent focus on high-performance building systems, Izzo maintains the firm's competitive edge in the complex architecture and construction landscape, ensuring that every project delivers sustainable value to clients.
    Cyrus Izzo

    Diane Oleski - Executive Administrator To President and Chief Executive Officer

    Diane Oleski, the Executive Administrator To President and Chief Executive Officer at Syska Hennessy Group, manages the operational flow and communication channels for the executive office. Coordinating high-level priorities, the Executive Administrator To President and Chief Executive Officer facilitates seamless interaction between the leadership team and various internal departments. This role involves organizing complex schedules and ensuring that strategic directives from the CEO reach the appropriate project teams. By streamlining administrative processes, Diane Oleski enhances the overall productivity of the executive suite. The Executive Administrator To President and Chief Executive Officer supports the firm's mission by maintaining organizational focus on critical engineering milestones and client deliverables. Through meticulous attention to detail and proactive management of executive workflows, Oleski ensures that the firm remains agile and responsive to the evolving needs of the government and commercial sectors.

    Darren Alfano - Chief Financial Officer & Associate Partner

    Darren Alfano, the Chief Financial Officer & Associate Partner at Syska Hennessy Group, manages the financial health and fiscal strategy of the firm. Overseeing budgeting, financial reporting, and capital allocation, the Chief Financial Officer & Associate Partner ensures that the firm maintains the resources required to support large-scale engineering projects. This leadership role involves analyzing financial performance to drive profitability and sustainable growth across all service lines. By implementing rigorous financial controls, Darren Alfano mitigates risk and optimizes operational efficiency. The Chief Financial Officer & Associate Partner collaborates with the executive team to evaluate investment opportunities and long-term business planning. Through strategic financial oversight, Alfano supports the firm's mission of delivering high-performance building solutions. The Chief Financial Officer & Associate Partner ensures that the firm remains financially resilient while continuing to invest in the technical capabilities that define the company's market position.
    Darren Alfano

    Michelle Guilbeault - Chief Marketing Officer

    Michelle Guilbeault, the Chief Marketing Officer at Syska Hennessy Group, architects the brand strategy and market positioning for the firm. Overseeing global outreach and business development communications, the Chief Marketing Officer ensures that the firm's expertise in MEP and information technology reaches key decision-makers in the government and commercial sectors. This leadership role involves crafting compelling narratives that highlight the firm's commitment to sustainable engineering and technical innovation. By analyzing market trends, Michelle Guilbeault identifies new growth opportunities and strengthens the firm's presence in competitive landscapes. The Chief Marketing Officer collaborates with technical leads to showcase project successes and thought leadership. Through strategic brand management, Guilbeault drives engagement and supports the firm's long-term revenue goals. The Chief Marketing Officer ensures that all marketing initiatives align with the core mission of delivering high-performance building solutions to a global client base.
    Michelle Guilbeault

    Patricia Dreste - Chief Human Resources Officer

    Patricia Dreste, the Chief Human Resources Officer at Syska Hennessy Group, directs the talent acquisition and organizational development strategies for the firm. Overseeing the recruitment of top-tier engineering talent, the Chief Human Resources Officer ensures that the workforce possesses the technical skills necessary to support complex MEP and commissioning projects. This leadership role involves fostering an inclusive culture that promotes professional growth and employee retention. By implementing robust training programs, Patricia Dreste aligns human capital with the firm's strategic objectives. The Chief Human Resources Officer collaborates with the executive team to manage performance metrics and organizational structure. Through effective talent management, Dreste ensures that the firm maintains a high standard of expertise and innovation. The Chief Human Resources Officer drives initiatives that support the firm's mission, ensuring that the workforce remains equipped to tackle the evolving demands of the architecture and construction industry.
    Patricia Dreste

    Louis Curatolo - Chief Administrative Officer & Principal

    Louis Curatolo, the Chief Administrative Officer & Principal at Syska Hennessy Group, oversees the internal infrastructure and operational support systems of the firm. Directing facilities management and corporate services, the Chief Administrative Officer & Principal ensures that the firm's offices provide an environment conducive to high-level engineering work. This leadership role involves optimizing internal processes to improve organizational efficiency and support the needs of the technical teams. By managing corporate resources, Louis Curatolo enables the firm to maintain its focus on delivering high-performance MEP and commissioning services. The Chief Administrative Officer & Principal collaborates with other senior leaders to align administrative functions with the firm's strategic goals. Through effective management of corporate operations, Curatolo supports the firm's mission of excellence in the built environment. The Chief Administrative Officer & Principal ensures that the firm's internal operations remain robust and scalable to meet the demands of a growing client base.
    Louis Curatolo

    Salah Habli - Managing Director

    Salah Habli, the Managing Director at Syska Hennessy Group, oversees regional operations and project delivery excellence. Directing the execution of complex MEP and commissioning projects, the Managing Director ensures that technical teams maintain the highest quality standards for commercial clients. This leadership role involves managing resource allocation and fostering client relationships to drive repeat business across diverse markets. By optimizing project workflows, Salah Habli improves operational efficiency and project profitability. The Managing Director collaborates with other senior leaders to implement innovative engineering solutions that address modern infrastructure challenges. Through strategic oversight of regional teams, Habli ensures that the firm's technical expertise translates into tangible value for every project. The Managing Director remains committed to advancing the firm's reputation for reliability and technical precision, consistently delivering high-performance results that meet the unique requirements of the built environment.

    Anjanette Bobrow - General Counsel

    Anjanette Bobrow, the General Counsel at Syska Hennessy Group, directs the legal strategy and risk management framework for the firm. Overseeing contract negotiations and regulatory compliance, the General Counsel ensures that all engineering projects adhere to industry standards and legal requirements. This leadership role involves protecting the firm's intellectual property and managing potential liabilities in the government and commercial sectors. By providing expert legal guidance, Anjanette Bobrow enables the firm to pursue complex projects with confidence. The General Counsel collaborates with the executive team to navigate the legal complexities of the architecture and construction industry. Through proactive risk mitigation, Bobrow supports the firm's mission of delivering reliable and high-performance building solutions. The General Counsel ensures that all business operations align with legal best practices, safeguarding the firm's reputation and long-term stability while facilitating smooth project execution across diverse geographic markets.

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    Frequently Asked Questions Regarding Syska Hennessy Group Top Executives and Leadership Team

    Who leads Syska Hennessy Group?
    Syska Hennessy Group is led by Cyrus Izzo (President & Chief Executive Officer), along with executives such as Diane Oleski (Executive Administrator To President and Chief Executive Officer) and Darren Alfano (Chief Financial Officer & Associate Partner).
    Who is part of Syska Hennessy Group’s executive team?
    The executive team of Syska Hennessy Group includes leaders such as Cyrus Izzo (President & Chief Executive Officer), Diane Oleski (Executive Administrator To President and Chief Executive Officer), Darren Alfano (Chief Financial Officer & Associate Partner) and other senior executives.
    How many executives does Syska Hennessy Group have?
    Syska Hennessy Group has 8 executives leading key business areas.
    What roles are included in Syska Hennessy Group’s leadership team?
    The leadership team of Syska Hennessy Group includes roles such as President & Chief Executive Officer, Executive Administrator To President and Chief Executive Officer, Chief Financial Officer & Associate Partner, Chief Marketing Officer, Chief Human Resources Officer.