About Us

R Williams & Co LTD is a medium size construction company. We currently employ over 30 operatives with a vast in depth supply chain to assist us in completing our projects

R.Williams & Co LTD are a family run business located near Pwllheli, in Gwynedd, North Wales. The company was originally formed in 1958 as a Building Company, and became a private limited company in 1988. The company has continued to grow and have successfully developed a separate department which deal with the supply and fix of Windows, Doors and Conservatories, in uPVC, Aluminium and GRP


R.Williams & Co LTD specialise in undertaking the following types of works:-

  • New Build projects (Commercial and Resideintial)
  • Design and Build projects
  • Project Management services
  • Refurbishment and alteration projects
  • New Extension and Conversion projects
  • Ground Works and Civil Engineering projects
  • Building Maintenance (Planned and Reactive) projects

We also have developed a separate department within the company which deal specifically in the supply and fix of:-

  • uPVC Windows, Doors and Conservatories
  • Aluminium Windows, Doors and Conservatories
  • GRP (Glass Reinforced Plastic) Windows, Doors, Conservatories and Roofs
  • uPVC Non-Slip Decking, Fencing and Gates

Health & Safety

R.Williams & Co LTD are fully committed to Health and Safety and take our great care to ensure the health and safety of our employees and members of the public on all projects we complete. We are fully accredited with CHAS, Trustmark and have achieved our ISO9001 and ISO14001 showing continued improvement as a construction firm.