Mark Charles Ingram

GHA Livigunn Ltd. engages in engineering services. The company was founded on December 22, 2005 and is headquartered in Chester, the United Kingdom.

Birkett Stevens Colman Partnership Ltd. provides civil and structural design consultancy services. The company was founded on February 22, 1991 and is headquartered in Ince, the United Kingdom.

Part of GHD Livigunn Ltd., Livingston Gunn Projects Ltd. is a British company that provides mechanical design and project management services. The company is based in Ince, UK and was founded in 1989.

Part of GHD Livigunn Ltd., George Hutchison Associates Ltd. is a British company that provides engineering consulting services. The company is based in Chester, UK and was founded in 1987.

Part of GHD Group Pty Ltd., Gutteridge, Haskins & Davey Ltd. provides services in preliminary planning and feasibility studies, investigations, stakeholder consultation, permits and approvals, design development, documentation, and supervision of construction of maritime facilities. The company was founded in 2005 and is based in Ince, UK. The British company is committed to addressing the world's biggest challenges in the areas of water, energy, and communities. GHD is a network of multi-disciplinary professionals providing clients with integrated solutions through engineering. Committed to furthering their understanding of treatment technology for Per- and Polyfluoroalkyl substances (PFAS), GHD publishes research on the effectiveness of alkaline ozonation on removing PFAS present in groundwater. GHD Advisory has completed the first-ever publicly available rehabilitation plan for a major coal export port terminal, a plan that is delivering significant value at least 30 years in advance of the terminal's end of life.