Nosa began working at Gilbane Building Company where he quickly worked his way up the professional ladder and become a project manager. After serving 10 years at Gilbane Building Company, Nosa decided to create his own journey and started Bowa Construction, a Division of The Bowa Group. Throughout his career Nosa has managed multi-million dollar projects in K-12 Education, Mission Critical, Higher Education, Retail, Healthcare, High-End Residential, and Financial Institutions. It is with that knowledge and experience that Nosa has been able to lead Bowa in having 300% growth over past three years. He has spearheaded the efforts to become the only minority General Contractor to complete a concession renovation project at O’Hare International Airport and to land iconic projects, such as the UC Medicine South Side trauma center and interior renovations for the historic Alpha Kappa Alpha National headquarters office.