CBBG Group Construction Expert Services, part of The Vertex Companies, LLC, specializes in resolving complex construction, infrastructure, and energy disputes. Established in September 2019, the firm operates from offices in Abu Dhabi, Dubai, Doha, and London, serving clients across the Europe, Middle East, and Africa (EMEA) region.

The company offers a range of expert services, including quantum and delay expert services, disruption claims support, independent expert advice, and assistance in arbitration and expert determination processes. CBBG Group is dedicated to providing tailored solutions for clients involved in construction disputes, including general contractors, sureties, construction lenders, financiers, and attorneys. The acquisition by Vertex in November 2024 enhances their capabilities and expands their reach in the construction expert services sector.