Contact Information

General Inquiries

For general inquires please phone (303) 221-5383 or email info@gcci.com. Your request will be forwarded to the correct person and we will get back to you as soon as we are able.

The Landmark Office

5460 South Quebec Street, Suite 200
Greenwood Village, CO 80111


Employment and Career Opportunities

For questions regarding employment opportunities, please phone (303) 221-5383 or email our Human Resources department staff directly at hr@gcci.com.

Estimating

Please note that we solicit all of our projects electronically using iSqFt. The Contract Documents for our open and bidding projects are available through this service. Please contact us through iSqFt or you may contact our Estimating Department staff directly at estimating@gcci.com.