Technology solutions for Architecture, Engineering and Construction

CAD-1 is an Autodesk recognized GOLD partner based our ability to meet rigorous training and certification requirements in the specialization of Architecture, Engineering & Construction and also for the Government specialization.

CAD-1, Inc. was established in 1990 by Sirko Associates, Inc, a structural engineering consulting firm based in Denver, Colorado. CAD-1 originally served the specialized automation needs of architects, engineers and the construction industry.  In the 26 years since, CAD-1 has expanded its expertise to include GIS, Civil, Infrastructure, Mechanical and Plant, serving clients throughout the United States.


  • Autodesk Authorized Training Center (ATC)
  • Authorized Certification Center (ACC)
  • Consulting Specialization
  • Civil Infrastructure Specialization
  • Product Support Specialization
  • Structural Engineering
RADAR Construction Software