Reliable Commercial Contractor

ONeill Contractors, Inc. is a
contractor specializing in flat, low-pitched roofs and waterproofing.

​Our emphasis is on SAFETY and we 

make certain that your project is

completed on-time and within budget. 

Our A​pproach

  • Fully-consultative approach

  • Only the best materials

  • SAFETY is our emphasis

  • Teamwork is our biggest strength

  • Our philosophy is that exceptional service fosters long-lasting relationships

  • Full attention to detail

  • ​The customer comes first

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Supplier Diversity

Company Information

Established:  2007             
DUNS Number:  806332172    
Cage Code:  4US08                
​C Corporation

ONeill Contractors, Inc.  
​10163 Potter Rd  | Des Plaines IL | 60016 | us

PHONE:  773.774.2029  
  FAX: 888.571.4822


​​We are a supplier diversity company and work both locally and nationally on private sector and government work projects.