Skip to main content

Thornton Tomasetti

330 North Wabash / AMA Plaza (IBM Plaza)


330 N. Wabash Ave., Suite 1500




Sat, Oct 19: 10am - 5pm

Sun, Oct 20: 10am - 5pm

Photography Permitted Wheelchair Accessible


Ludwig Mies van der Rohe, 1972


Garofalo Architects & Powell/Kleinschmidt


Thornton Tomasetti is an international leader in engineering design, investigation and analysis. They serve clients worldwide on projects of all sizes and complexity. The firm’s Chicago office is located on the 15th floor of Mies van der Rohe’s 330 North Wabash (formerly IBM Plaza). The LEED-Gold space designed by Garofalo Architects in collaboration with Powell/Kleinschmidt features generous open areas, flexible conference rooms and enclosed offices. Floor-to-ceiling windows provide stunning views of the Chicago River, Lake Michigan and many of the city’s architectural gems.

Visitor Experience

Visit the offices of a leading global engineering firm and take in amazing river views.

View this Building on