Golder Associates

GEI Consultants, based in Rancho Cordova, CA, is a leading engineering and environmental consulting firm offering a wide range of services in water, energy, buildings, infrastructure, and industrial sectors. With a team of experienced engineers and scientists, GEI collaborates with clients to enhance communities, infrastructure, and the environment through innovative solutions and project management. Specializing in geotechnical, environmental, water resources, and civil design, GEI provides comprehensive services throughout the project life cycle, from planning and design to construction management. Recognized for their expertise and commitment to social responsibility, GEI is dedicated to driving positive change and delivering sustainable solutions for a variety of projects across the United States and Canada. Generated from the website

Tetra Tech is a global leader in providing consulting, engineering, program management, construction management, and technical services. The company offers a wide range of expertise to clients worldwide, delivering innovative solutions for complex projects. Generated from their website's infomation

HDR is an integrated architectural, engineering and consulting firm that provides a variety of related services to clients in the civic, water and wastewater, power, solid waste, science and technology, health care and transportation markets. Its subsidiaries include HDR Engineering and HDR Architecture. The company s services include architectural design, asset management, construction, construction administration and management, design engineering, interior design, landscape architecture, master planning, pollution prevention, power delivery, programming, security, sustainable design and transportation planning. It was founded by H.H. Henningson in 1917 and has headquarters in Omaha, Neb. The company s network of more than 100 offices has worked on projects in all 50 states and more than 60 countries. HDR has an office location in Folsom, Calif.