Highway Maintenance, Civil Engineering, Road Marking & Traffic Management

GI Holdings Ltd. is a civil engineering, highway maintenance, as well as road marking and traffic Management Company based in Hampshire, Southampton and serve all surrounding areas such as London and Dorset etc. We provide tailored commercial construction and civil works to Councils, property developers and construction companies.

We offer an efficient, high quality service that reflects value for money. We pride ourselves on our customer service and are always only a phone call away.

Whether you are a developer or large Local Authority, we will listen to your brief and we work with you to ensure we fully understand the project, enabling us to complete every aspect of the job to our usual high standard.

Our experienced team are dedicated to making sure your project is approached, monitored and completed to the highest standard. Our Traffic Management, Road Markings, Civil Engineering and Signage sectors are all accredited, with some of the most professional and qualified foremen in the business.


As a business, we strive to set new standards, making investments and developing solutions to take the business forward. These standards have seen us build strong relationships with local councils providing highway maintenance, as well as other services.

Accredited professionals

We are accredited with a number of professional qualifications that put us ahead of our competitors, including

  • ISO 9001 Quality Management
  • ISO 14001:2015
  • OHSAS 18001:2007
  • National Highway Sector Schemes 7, 8, 12A, B, C, D, 16, 23, 30
So, if you are looking for a professional and trusted company to provide highway maintenance, civil engineering, road markings and traffic management, then just call the team here on 02380 773 851. We serve all across Southampton, Hampshire, Dorset, London and surrounding areas.