R3 Contracting, 212 S 20th Pl, Renton, WA 98055, US

Flatiron Construction, founded in Boulder, Colorado in 1947, has been building landmark projects across the U.S. and Canada for over seven decades. Specializing in a wide range of projects from common to complex, Flatiron transforms infrastructure by delivering innovative solutions in areas such as highways, bridges, airports, rail transit, dams, water facilities, and underground projects. As a trusted partner in the industry, Flatiron collaborates with public and private clients to tackle heavy civil infrastructure challenges, including aviation, rail and transit systems, dams and reservoirs, water and wastewater treatment facilities, broadband infrastructure, and resiliency and flood protection. With a focus on sustainability and a commitment to excellence, Flatiron is known for its expertise in constructing some of North America's most iconic infrastructure projects. Generated from the website