WELCOME TO WELDER TRAINING & TESTING INSTITUTE

Welder Training & Testing Institute (WTTI) has been supporting the domestic and international welding industry's demand for Training, Certification, and Inspection since 1968.

Find out why students and companies trust WTTI.

Upcoming Classes

News & Announcements

Accreditations & Approvals

American Association for Laboratory Accreditation
Accredited Test Facilities
American Welding Society
NYC Department of Buildings
Accrediting Commission of Career Schools and Colleges