GHD | 467,875 followers on LinkedIn. Addressing the world’s biggest challenges in the areas of water, energy and communities. | We are committed to addressing the world’s biggest challenges in the areas of water, energy and communities. GHD is a global network of multi-disciplinary professionals providing clients with integrated solutions through engineering, environmental, design and construction expertise. Our future-focused, innovative approaches connect and support communities around the world, resiliency and sustainability for generations to come.