W.E. O’Neil Construction Company, a 4th generation family-owned Construction Manager / General Contractor, is entering its 86th year in business and has grown into an award-winning and nationally ranked industry leader.

Since its establishment in 1925 as a City of Chicago Contractor, the W.E. O’Neil name has been synonymous with quality professional construction services and our core foundation is rooted in our people and our commitment to integrity and responsiveness to our clients’ needs.

Today, under the parent company of O’Neil Industries, Inc., the corporation is comprised of 6 related, but highly individualized, construction companies in Chicago, Los Angeles, Ontario, Phoenix, Tucson, and Denver. This broadening move helps us serve our clients better, providing W.E. O’Neil with first-hand knowledge of regional needs while drawing upon each other’s capabilities.

The W.E. O’Neil family of companies is structured to benefit our clients with the stability of a strong bonding capacity, financial security, and localized regional expertise. We offer a full range of professional services from preconstruction/budgeting, construction management, general construction, design/build, self-performed concrete, and special projects. Our expertise lies in a variety of market sectors to include historic restoration, institutional, educational, residential, retail, office, healthcare, and hospitality, providing clients with a team of highly-skilled individuals with diverse knowledge to solve a variety of construction challenges.

With over 80% of our work coming from repeat clients, we place great value on the relationships our people develop with our clients. We recognize that communication is the cornerstone of these relationships; so, we listen and become partners in our clients’ building successes.