Services We Offer

Technical Documentation Consultants of Arizona, Inc. (TDC) is an Arizona corporation established to promote comprehensive Geometric Dimensioning and Tolerancing (GD&T) training programs. TDC designs and delivers on-site training programs and year-round public workshops, as well as offering GD&T consulting services.

TDC offers training programs of quality unmatched by any other training organization. In TDC training workshops, students learn and they have fun doing it! Our workshops contain a unique blend of classroom lecture with student participation, using hundreds of actual parts, tools, and gages to illustrate the fundamental principles of GD&T.

GD&T On-Site Training Workshops

Any of our training programs can be arranged to be presented in private workshops at your facility. Contact us to receive a quote.

Online, Live, Virtual Workshops

We're excited to now offer virtual workshops live, online. Registration for these workshops is open to the public. View our current public workshop schedule.

In-Person Public Workshops

TDC of Arizona offers public workshops throughout the year in various location in the USA. Registration for these workshops is open to the public. View our current public workshop schedule.

GDTP Certification

TDC of Arizona is deeply committed to helping individuals complete the GDTP certification process. TDC has prepared a detailed study program for a nominal fee (fee covers study materials) that is designed to maximize study productivity and minimize wasted study time. TDC will also provide some mentoring for those individuals who sign up for the study program.

Consulting Services

TDC offers formal design consulting services in the following areas (subject to availability/scheduling):

  • Drawing Check
  • Design Support
  • Pro-Engineer Drawing/Model Creation