It appears there might be a confusion in your request as ARCADIS US Inc. and IBI Group are separate entities. Each company operates independently in the engineering and design consulting sectors, specializing in their respective disciplines and markets.ARCADIS US Inc. is a global design and consultancy firm specializing in infrastructure, water, environment, and buildings. ARCADIS offers consulting, design, engineering, and management services, focusing on natural and built assets. They aim to improve quality of life by creating smart and sustainable solutions for the physical environments in which people live and work. Their projects often emphasize innovation and sustainability, addressing complex challenges faced by societies around the world.IBI Group (https://www.ibigroup.com/) is a globally integrated architecture, planning, engineering, and technology firm. IBI Group emphasizes the intelligent systems, sustainable buildings, and efficient infrastructure required by communities of the future. They specialize in complex infrastructure projects and technology-driven services, blending their expertise in the physical and digital realms to create environments that connect people seamlessly and improve quality of life.If you need a specific description for either ARCADIS US Inc. or IBI Group, I can provide more precise information, but please note their distinct corporate profiles and services. If you are looking for the correct website for ARCADIS US Inc., it would not be the IBI Group site provided in your request.