BL Harbert International Executive and Leadership Team

August, 2026

Leadership Overview

BL Harbert International has 5 executives leading key functions including strategy, information technology, business operations, domestic construction, and human resources.

Focused on delivering complex infrastructure projects globally, BL Harbert International maintains a commitment to sustainable construction practices and design-build excellence across diverse international and domestic markets.

Leadership Roles at BL Harbert International

  • Chairman & Chief Executive Officer - Billy Harbert
  • Chief Operating Officer, Business Operations - James Stewart
  • Group President (US) - Johnny Garlington
  • Chief Information Officer - Jake Schillaci
  • Drh - Mamour Diallo
  • Billy Harbert - Chairman & Chief Executive Officer

    Billy Harbert, the Chairman & Chief Executive Officer at BL Harbert International, directs the overarching strategic vision for this diversified construction firm. By prioritizing sustainable building methods and high-stakes design-build projects, the Chairman & Chief Executive Officer ensures the organization remains a top-tier contractor within the United States and international markets. Billy Harbert oversees the alignment of long-term corporate goals with the operational realities of large-scale infrastructure development. This leadership position involves constant evaluation of market trends to maintain a competitive edge in the global construction landscape. Through rigorous oversight of project portfolios, the Chairman & Chief Executive Officer drives consistent growth and operational excellence. By fostering a culture of safety and innovation, the executive maintains the firm's reputation as an industry leader. Ultimately, the Chairman & Chief Executive Officer secures the financial health and future expansion of the company through disciplined management and strategic foresight.

    James Stewart - Chief Operating Officer, Business Operations

    James Stewart, the Chief Operating Officer, Business Operations at BL Harbert International, manages the internal processes that drive the firm's construction success. By overseeing business operations, the Chief Operating Officer, Business Operations ensures that project delivery remains consistent with the company's high standards for quality and safety. James Stewart coordinates with various departments to streamline resource allocation and project scheduling across domestic and international regions. This leadership role involves refining operational workflows to maximize efficiency in the design-build process. By monitoring performance metrics, the Chief Operating Officer, Business Operations identifies opportunities for process improvement and cost reduction. The executive maintains alignment between operational capacity and the firm's strategic objectives. Through the management of complex business systems, the Chief Operating Officer, Business Operations supports the company's ability to execute large-scale infrastructure projects, ensuring that every phase of construction meets rigorous industry requirements and client expectations.
    James Stewart

    Johnny Garlington - Group President (US)

    Johnny Garlington, the Group President (US) at BL Harbert International, directs all construction activities within the domestic market. By overseeing regional project teams, the Group President (US) ensures that every site adheres to the company's commitment to sustainable and high-quality building practices. Johnny Garlington manages the execution of complex design-build contracts, ensuring that projects meet strict timelines and budget constraints. This leadership role involves coordinating with clients and subcontractors to maintain the firm's reputation as an influential contractor. By driving North American initiatives, the Group President (US) expands the company's footprint in key sectors. The executive monitors site safety and operational performance to ensure consistent results across all domestic projects. Through the strategic management of regional resources, the Group President (US) supports the firm's overall growth and market impact, ensuring that the company remains a leader in the competitive United States construction industry.

    Jake Schillaci - Chief Information Officer

    Jake Schillaci, the Chief Information Officer at BL Harbert International, architects the digital infrastructure necessary to support complex construction operations. By implementing advanced data management systems, the Chief Information Officer enables seamless communication between field teams and corporate headquarters. Jake Schillaci oversees the integration of construction technology to improve project efficiency and accuracy across all global sites. This leadership role involves protecting sensitive project data while ensuring that digital tools remain accessible for diverse engineering teams. By optimizing software workflows, the Chief Information Officer directly impacts the speed and precision of design-build delivery. The executive manages the technological roadmap to ensure alignment with the firm's broader mission of sustainable construction. Through the deployment of scalable IT solutions, the Chief Information Officer supports the company's ability to handle large-scale, high-complexity projects in competitive international environments, ensuring robust digital connectivity for all stakeholders.
    Jake Schillaci

    Mamour Diallo - Drh

    Mamour Diallo, the Drh at BL Harbert International, manages the human capital strategy required to support a global construction workforce. By overseeing talent acquisition and employee development, the Drh ensures that the firm maintains a highly skilled team capable of executing complex design-build projects. Mamour Diallo directs initiatives focused on workforce safety, training, and organizational culture across all international and domestic operations. This leadership role involves aligning human resource policies with the company's mission of sustainable construction and operational excellence. By fostering a productive work environment, the Drh supports the retention of top-tier engineering and construction talent. The executive coordinates with other C-suite leaders to ensure that staffing levels match the demands of large-scale infrastructure projects. Through the implementation of robust HR systems, the Drh drives organizational efficiency and ensures that the company possesses the necessary expertise to remain a leader in the global construction market.

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    Frequently Asked Questions Regarding BL Harbert International Top Executives and Leadership Team

    Who leads BL Harbert International?
    BL Harbert International is led by Billy Harbert (Chairman & Chief Executive Officer), along with executives such as James Stewart (Chief Operating Officer, Business Operations) and Johnny Garlington (Group President (US)).
    Who is part of BL Harbert International’s executive team?
    The executive team of BL Harbert International includes leaders such as Billy Harbert (Chairman & Chief Executive Officer), James Stewart (Chief Operating Officer, Business Operations), Johnny Garlington (Group President (US)) and other senior executives.
    How many executives does BL Harbert International have?
    BL Harbert International has 5 executives leading key business areas.
    What roles are included in BL Harbert International’s leadership team?
    The leadership team of BL Harbert International includes roles such as Chairman & Chief Executive Officer, Chief Operating Officer, Business Operations, Group President (US), Chief Information Officer, Drh.