About CAD-1

Who We Are

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.

Take a Tour


Through customer nominations, testimonials, staff education and industry involvement, CAD-1 has earned an unprecedented 33 national and regional honors, including awards for:

Distinguished Training Performance

Instructional Quality

Training Facilities and Staff

Top Instructor

Sales Excellence

Outstanding Training Performance

Training Director Award

Top Autodesk Authorized Training Center

Classroom Training

Best Customer Service and Support

Training Enrollment

Outstanding Achievement in Sales and Service

Autodesk’s Highest Award for Excellence in Sales

Customer Satisfaction Center

Team Player

Premier Support Center

Premier Autodesk Training Center

Quality Customer Support

25-year Medallion

5% Discount
Next time
FREE BLuebeam Class!
10% Discount
50% Discount
No luck today
25% Discount
No prize
15% Discount
Happy Holidays from CAD-1! Get your chance to win a prize!
We are celebrating the holidays with huge discounts on our top-ranked training! Spin the wheel to find out if you receive a FREE Bluebeam class or 10-50% off any other CAD-1 training class. This includes any CAD-1 class and as many classes as you'd like to purchase. 
You only get one spin (cheaters will be disqualified), so give it a try! Classes must be purchased before 12/31/2017 and must be attended during 2018. You can register online or contact us directly for larger orders: 303-427-2231 or info@CAD-1.com.