RISQS Approved Rail Contractor

H.A. Marks are an experienced RISQS Approved Rail Contractor offering the following services to the Rail & Underground Sector.


  • Station Refurbishments
  • Ticket Hall Refurbishments
  • Toilet Fit-Outs
  • Canteen & Mess Room Fit Outs
  • Train Crew Accommodation Fit-Outs
  • Platform Extensions, Renovations
  • Volumetric/Modular Construction
  • Mechanical & Electrical Works
  • 24 Hour Call Out & Maintenance Service – All Trades (Rail Approved Personnel)
  • Cladding, Insulated Render Systems
  • Metsec Steel Framing (Walls, Floors & Roofs)
  • Building Envelopes


As a Principal Contractor, we carry out works for Rail and Underground companies such as London Underground, Transport for London, Crossrail, Tubelines, London Overground, First Capital Connect, Greater Anglia, Abellio, Southern Rail and South Eastern


We are also approved Sub-Contractors for many of the UK’s largest Rail Contractors including YJLi, Skanska, Balfour Beatty & Carrillion, Mace, Costain. We provide specialist cladding, facades and volumetric/modular build packages on stations and rail projects.