Sterling-Watson Engineering

Building Solutions Group MEP is a reputable engineering design and consulting firm based in Alhambra, California, with over 22 years of experience in providing mechanical, electrical, and plumbing services for a diverse range of projects. Their expertise spans residential, commercial, and public works sectors, emphasizing sustainability, efficiency, and innovative design solutions. The firm prides itself on its collaborative approach, working closely with architects and engineers to enhance building performance and safety. Led by seasoned professionals, Building Solutions Group MEP has built a strong reputation for delivering strategic engineering solutions tailored to meet the unique needs of each client and project. Generated from the website

Gateway Science and Engineering is a general contracting company that provides engineering and construction solutions for commercial and industrial clients. It specializes in the areas of owner representation, quality assurance and strategic planning. The company offers structural design, project development, construction management, inspection and consulting services. It provides services to the transportation, education, utility, government, health care, sports, marine and entertainment sectors. Gateway Science and Engineering is located in Pasadena, Calif.

Tetra Tech is one of the leading providers of specialized management consulting and technical services. The company focuses on the areas of resource management, infrastructure, and communications. Tetra Tech was founded to provide engineering services related to waterways, harbors and coastal areas. The company has since increased the size and scope of its business and expanded its service offerings through a series of strategic acquisitions and internal growth. Tetra Tech provides environmental services, water and wastewater management, infrastructure services, security design and outsourced technical services. The company had nearly 7,500 employees located in more than 250 offices throughout the world. Tetra Tech was founded in 1966 and is based in Pasadena, Calif.