Since 2007, ONeill has provided construction services nationwide, tailored to support the unique needs of the U.S. Federal Government.

ONeill is a full-service general contractor optimized for and focused solely on providing construction services to the U.S. Federal Government. We provide design-build and design-bid-build solutions that meet the stringent requirements of our government and the expectations taxpayers deserve and demand.

Our highly skilled teams have experience in all construction trade disciplines and have successfully completed projects coast to coast and throughout the country.

From renovating exteriors of our Nation’s historic treasures, to installing state-of-the-art technology within our military bases, ONeill is uniquely equipped to handle the vast diversity of needs of America’s critical infrastructure.

While our expertise is rooted in the technical aspects of construction, our  approach is centered on delivering the greatest customer experience possible. We excel at uncovering and truly understanding our customer’s needs, and focus our efforts on helping you overcome the unique challenges you face throughout the project. 

We intend to make every interaction with our customers and community exceptional, ensuring the experience far surpasses any they have previously encountered.

ONeill Contractors is dedicated to enriching the lives of others - one one project, one purpose, one person at a time.


Construction

Government

Military

ONeill Contractors, Inc.

ONeill Contractors, Inc.'s headquarters in Glenview, United States

ONeill Contractors, Inc.

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ONeill Contractors, Inc.

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