Headquartered in Kansas City, Missouri, and operating from 75 offices across the country and internationally, the firm employs more than 14,500 employee-owners generating over $7.4 billion in annual revenue, serving sectors including energy, aviation, water, telecommunications, transportation, and healthcare. Teams here span civil and structural engineers, architects, environmental scientists, construction managers, and program management professionals working on complex, consequential projects ranging from major airport expansions to large-scale energy infrastructure.