Cornerstone Services Group is equipped and capable of being your single-source specialty contractor for the most demanding challenges.

We are committed to exceeding expectations with an unwavering philosophy that quality, productivity and safety are inseparable components to any job well done. Our experience helps protect your investments and your personnel. Cornerstone Services Group is a company of Irex Contracting Group, a North American network of leading-edge, highly-skilled and specialty-focused contractors delivering exceptional value in innovation, performance, safety and service.

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Innovation

Integrated industry-leading estimating and project controls. Our team estimates and manages projects utilizing in-house software solutions, which provide detailed schedule and production data.

Performance

Quality delivered on time and on budget. Our team continually monitors project quality to ensure that we deliver what we promise.

Safety

Our exemplary safety record is no accident. We work hard to ensure that every project is completed without incident. Through careful planning, training and education, oversight, and continual improvement; our companies deliver world-class safety performance year after year.

Service

Service-oriented performance. There is a reason that we have been in business for 50+ years . . . we sit at the same side of the table as our customers and their satisfaction is our number one priority.

Locations

Service Area(s): All United States
  • St. Louis Branch
  • 129 Didion Drive
  • St Peters, MO 63376
  • P: 636-970-1153
  • Omaha Branch
  • 2304 S 24th Street
  • Omaha, NE 68108
  • P: 402-556-2000
  • F: 402-556-0944
  • Kansas City Branch
  • 1809 Liberty Street
  • Kansas City, MO 64102
  • P: 816-842-2990
  • F: 816-842-2397
  • Branch Locations & Contact Information
    • St. Louis Branch
    • 129 Didion Drive
    • St Peters, MO 63376
    • P: 636-970-1153
    • Omaha Branch
    • 2304 S 24th Street
    • Omaha, NE 68108
    • P: 402-556-2000
    • F: 402-556-0944
    • Kansas City Branch
    • 1809 Liberty Street
    • Kansas City, MO 64102
    • P: 816-842-2990
    • F: 816-842-2397

    Contact us today for more information on what Cornerstone Services Group can do for you or to consult with a contracting professional near you!

    Careers

    Ready to Advance Your Career?

    You can find opportunities to build your career with one of the largest specialty contracting organizations and recognized leaders in its field. We have job openings for professionals in construction operations and various supporting roles.

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