About Us
We’ve simplified the contractor licensing process, we teach you what you need to pass your test. Since 1999, we’ve helped plumbers, electricians, HVAC technicians, and other trade professionals make the passing grade. In fact, more than 90% of TTI students pass their licensing exams the first time! We offer the following license professional development programs:
- NC Heating H-1, H-2, H-3-1 Exam Prep
- NC Plumbing P-I Exam Prep
- NC Electrical SP-PH Exam Prep
- NC Electrical Limited, Intermediate, Unlimited Exam Prep
- Electrical 8-Hour CE
- Wrightsoft HVAC System Design Duct Design and Load Estimating

Registration Information
Whatever your method of registration, be sure to enroll early since space is limited. We begin each day at 7:30 am and wrap up by 5:00 pm unless otherwise noted. The enrollment fee includes tuition, course materials, and Certificate of Completion.
Hotel accommodations are not included in the seminar fee. If an overnight stay is required, please make your hotel reservations directly with the hotel. Exam Prep courses require a minimum of five students. In the case of inclement weather or insufficient enrollment, students are transferred to the next scheduled course date.
Course Substitutions and Cancellations
If your schedule changes, you may request a substitution for a different course or cancel your registration up to five (5) business days prior to the start of your scheduled course. Course cancellations and transfers are subject to a $25 charge. Please note, if you don’t cancel, and don’t attend class, you are still responsible for payment.
Your Tuition is Tax Deductible
Even the government smiles on professional education. All expenses of Continuing Education (including registration fees, travel, meals, and lodging) taken to maintain and improve professional skills are tax deductible.
Contact Student Services
We are continuously improving our seminars and services and welcome input and comments. Contact us, email your comments to: studentservices@tti-nc.com or call us at (919) 805-9900 – 7:00 a.m.-7:00 p.m., Monday – Friday.
Enhance Your Skills and Expand Your Mind
When it’s time to get licensed, call The Technical Training Institute. We make the process simple and stress-free. Call us with questions about licensing, the PSI exams, codebook requirements, and the best class format for each student’s learning style.