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News

The Vertex Companies Bolsters Global Construction Expert Team with Strategic New Hires

May 19, 2025

New York, NY – The Vertex Companies, LLC (VERTEX), a global professional services firm specializing in construction project advisory, compliance, regulatory, forensic, and expert services, today announced significant expansion of its global construction expert team with the recent hire of Simon Braithwaite and his highly respected team, including Hala Marvan, Karim Nagi, Tasleem Khan and Denise Letizia. This strategic move underscores VERTEX’s commitment to providing unparalleled expertise and support to clients navigating complex construction projects and disputes worldwide.

Simon Braithwaite brings a wealth of experience and a distinguished reputation in the construction consulting industry as a highly respected delay and quantum damages expert. His deep understanding of construction and engineering projects, dispute resolution, and the forensic analysis of troubled projects will be invaluable to VERTEX’s growing international presence. Joining him are Hala Marvan, Karim Nagi, and Tasleem Khan, each bringing unique skills and proven track records in areas such as project controls, scheduling and programme management, delay analysis, and quantum expert services.

“We are thrilled to welcome Simon and his exceptional team to VERTEX,” said David Tortorello, CEO of VERTEX. “Their collective expertise and global perspective align perfectly with our strategic goals for growth and our dedication to providing best-in-class construction consulting services. This expansion significantly strengthens our ability to support clients on their most challenging and complex projects across the globe.”

This expansion further solidifies VERTEX’s position as a leading provider of comprehensive construction consulting services, including forensic investigations, project advisory, surety services, and expert witness testimony. The addition of this accomplished team will enhance VERTEX’s capabilities to serve a diverse range of clients, including owners, contractors, developers, and legal professionals, across various sectors. “My team and I are excited to join VERTEX and contribute to their impressive global platform,” said Simon Braithwaite. “We share VERTEX’s commitment to delivering exceptional value and expert solutions to clients globally. We look forward to collaborating with the talented professionals at VERTEX and leveraging our combined expertise to achieve outstanding results for our clients worldwide.”

To learn more about VERTEX’s forensic services or to speak with an Expert, call 888.298.5162 or submit an inquiry.

Meet the Team

Simon-Braithwaite-VERTEX-Headshot

Simon Braithwaite

MSc, BSc (Hons)

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The Vertex Companies, LLC.

Hala Marvan

PhD, MSc, B.S

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The Vertex Companies, LLC.

Karim Nagi

MBA, B.S.

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Tasleem Khan

Tasleem Khan

CMIT, MSc

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