Established in 1925, W. E. O'Neil Construction is a general contractor that provides services for several residential and construction projects. The company practices in the areas of preconstruction, budgeting and construction management. It has worked on various projects that include Evanston Hospital, E-Port Technology Center, DePaul University Student Center, Crown Fountain at Millenium Park, and Bernardin Boutique Apartments & Parking. W. E. O'Neil Construction provides services related to Offices, corporate headquarters, manufacturing and distribution centers, interiors and mixed-use projects. It is owned and operated by O Neil Industries, which is headquartered in Chicago. W. E. O'Neil Construction is located in Denver.