Skip to content
240.215.6570
Call Us 773.774.2029
  • OUR STORY
    • Our Team
    • Who We Are
    • Testimonials
    • Certifications
  • OUR SERVICES
    • Federal Market
    • Commercial Market
    • Roofing Specialty
  • CONTACT US

Certifications

8(a) Certified

Service-Disabled Veteran-Owned Small Business (SDVOSB) CVE Certified

Disadvantaged Business Enterprise (Certification-in-Process)

Economically-Disadvantaged Woman-Owned Small Business (EDWOSB) Certified

Woman-Owned Small Business (WOSB) Certified

Illinois Female Business Enterprise (FBE) CMS Certified

Illinois Veterans Business Program

Approved Applicators

ONeill Contractors Approved Applicators

About Company

In ONeill Contractors, you will find some of the most disciplined, loyal workers and team-oriented professionals who consistently deliver top-notch skills and problem-solving capabilities in the field.

Construction Office

​4307 Regency Drive
Glenview, IL. 60025
5100 Buckeystown Pike, Suite 250
Frederick, MD 21704
773.774.2029 | 240.215.6570
customerservice@oneillcontractors.com
FAX: 888.571.4822

Business Hours

For general questions about ONeill Contractors contact us:

  • Monday-Friday: 9am to 5pm
  • Saturday: 10am to 2pm
  • Sunday: Available by phone
Copyright © 2019 ONeill Contractors
  • Our Story
  • Our Roofing Specialty
  • Contact Us