17 June 2026 | JW Marriott Grosvenor House Hotel
 
        
    
        Jack Holliday
    
    
        Remediation Manager
    
    
        St James St William Group
    
    
        Jack is the Remediation Manager at St James St William (Part of the Berkeley Group). He is a geoenvironmental professional with over 10 years’ experience in the ground engineering and geoenvironmental sector delivering complex brownfield redevelopment projects. 
