Contact Us

Due to COVID-19, we will have limited staff in the office. Please visit the “About Us” page for staff contact information.

Our Help Desk will remain available from 8am – 5pm and our office is open for walk-ins for document processing. You can contact the Help Desk via or 1.833.275.9823.

Ready to elevate your international expertise? Contact us today for membership, customized service, networking events and educational opportunities.

Contact us:

Phone: +1 303-592-5760
Location: 2650 E. 40th Ave., Denver, CO 80205
Hours: Monday – Friday 9:00 am – 5:00 pm

Help Desk:

Submit inquiry form here
Contact the Help Desk for instant answers to your trade questions:
1-833-ASK-WTCD (275-9823)

WTC Denver Headquarters

Thank you to Geotech Environmental Equipment, our temporary home while our new campus is in development. We couldn’t serve Colorado without you.