Gordian’s Construction Cost Estimating Solutions

North America’s most trusted construction estimating authority for more than 75 years.

Contact Sales

Gordian Knot

With over 30,000 hours spent annually researching and validating costs for construction materials, labor and equipment, you can rely on Gordian’s expertise to help you create the most accurate construction estimates possible.

RSMeans data from Gordian


Any cost. Any time. Anywhere. Access the most comprehensive construction cost database in North America, featuring 85,000+ line items specific to 970+ locations. Available online, in books, CDs and as an integration into existing software, RSMeans data is trusted to create budgets, build estimates and validate cost proposals during preconstruction.



Designed for construction professionals, RSMeans data educational training programs are aimed at improving cost estimating, project management, administration and facilities management skills. Training classes cover a wide variety of subject matter across the construction lifecycle and are available in an array for formats to fit your schedule, including self-paced online learning modules, virtual instructor-led classes, in-person seminars and custom on-site trainings.

Want to Get Started?

No matter where you are in the building lifecycle, we have a product for you. Contact a Gordian
representative today to discuss the right solution for you.