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Illinois Commercial Contractors
Improvement and expansion are necessary to manage the pressures of a steadily growing population across the state.
At McCarthy, we’re focused on making sure every system provides the support your community requires — from hospitals and local school facilities to large college campus additions, transportation and much more. Our nationally recognized commercial contractors have the knowledge and expertise to tackle the largest and toughest construction projects throughout Illinois.
Rural and urban, large and small, McCarthy has built high-quality facilities in communities all across Illinois for over 50 years. With a focus on safety and quality, a passion for innovation, a true commitment to the communities where we live and work and a constant quest to be the Best Builder in America we truly understand the value of producing high-quality work the first time, every time.
As a 100% employee-owned firm, our employees think and act like any owner would – with creativity and practicality. Let’s talk about how we can put 150 years of construction experience to work helping you achieve your goals.
Featured Illinois Projects
St. Joseph's Hospital
68,000-sf, 25-bed hospital on a 50-acre site with planning elements for future expansion opportunities for ambulatory care and also a two-level, 60,000-sf medical office building.
Good Samaritan Regional Health Center
Mount Vernon, Illinois
366,000-sf full-service replacement hospital.
Memorial Medical Center Parking Structure
503-car, two-bay wide, 6-level high cast in place, post-tensioned concrete parking structure.
The Better Business Bureau Serving Eastern Missouri and Southern Illinois recently awarded McCarthy the TORCH Award, recognizing our commitment to customer service, employee relations and ethical business practices.