Not Just Products.


We provide complete solutions designed to help you reach your goals and increase efficiency. And we’ve been doing it for 25 years.

Not Just Solutions.

Problem Solvers.

Our service and support options are flexible, customizable and proven. We help customers quickly and easily realize their ideas.

Not Just How It Works.

How you work best.

With unrivaled expertise in architecture, engineering, mapping and construction, we offer award-winning training. Customized, onsite, online— the options are nearly endless.

Not Just Trusted.


Our federal and local agency experience with building information modeling, full building lifecycle management and other mission critical objectives is unmatched.

Helping you succeed with on-demand Training.

The CADD Community.

Let us help you develop the skills you need to succeed, with on-demand courses and exclusive resources. The CADD Community is a single source of knowledge to enhance your professional development.

Meet Our Team

Purvi Gandhi Irwin
Practice Manager, Architecture

Purvi is our Practice Manager for Architecture (aka "Paradigm Shifter" or “Revit Sherpa”) at our Alexandria office and teaches, implements, and handles all things Revit Architecture. The Queen of data and schedules, she has over 15 years of architecture industry experience, with over 10 year of working and problem-solving complex issues in the Revit software. She loves sharing her expertise via presenting at national conferences as well as at local events. In her spare time, Purvi is involved in her kids’ PTA, is a board member of the Alexandria Board of Architectural Review, loves crafting with her kids, cooking, and running.