TECHNICAL EDUCATION & SOCIAL SERVICES (TESS)   is a National Assessing body under DGET, Govt of India for its SDI Scheme. The organization has played a vital role in the field of Education, Assessment and Consultation since year-2011. The TESS is a national leader for Assessment with Nation wide pool of Assessors and net work. Multiple branches across the country with the largest pool of Assessors to cover the entire nation.

An Assessment is defined as a structured process in which evidence of performance is gathered and evaluated against agreed criteria. Assessment is the process of evidence collection of a person's competence level through range of methods — tests, observations, interviews, assignments and professional discussions etc.