Founded in 1923, the American Dental Hygienists’ Association (ADHA) is the largest national organization representing the professional interests of the more than 185,000 registered dental hygienists (RDHs) across the country.

State focused organization of dental hygienists with the mission of supporting Texas dental hygienists and promoting good oral health.

The Mission of the Texas State Board of Dental Examiners is to protect the public health and safety and promote high quality and safe dental care by providing enforcement, licensing, peer assistance, and related information services to licensees and their patients.

The CDCA is a nonprofit, independent corporation, comprised of a consortium of 29 state and international dental boards. The CDCA administers the ADEX dental and dental hygiene examination and also develops, administers, scores, and reports the results of its own examinations.

The mission of the Western Regional Examining Board is to develop and administer competency assessments for State agencies that license dental professionals.

The Central Regional Dental Testing Service, Inc. (CRDTS for short) is a testing service made up of State Boards of Dentistry who have joined forces to develop and administer fair, valid and reliable examinations of competency to practice dentistry and dental hygiene.

The Council of Interstate Testing Agencies, Inc. (CITA) is a non-profit corporation that was founded on July 15, 2005. As an independent regional testing agency that administers the ADEX dental clinical licensure examination and the ADEX dental hygiene clinical licensure examination at various testing sites, CITA continues to set standards of excellence in its testing administration. CITA is composed of 8 member jurisdictions -- Alabama, Louisiana, North Carolina, Puerto Rico, the US Virgin Islands, West Virginia, Arkansas and Utah.

SRTA will continue to provide valid, reliable, legally defensible examinations and results while striving to implement new testing methodologies in a candidate focused environment for the next generation of dental professionals.

Founded in 1859, the not-for-profit American Dental Association is the nation's largest dental association, representing more than 161,000 dentist members.