Does ATD accredit other companies’ programs? KB Admin, ATD Updated January 19, 2018 17:25 Follow ATD does not accredit the programs of other companies. Related articles Do you have any recommendations on accredited colleges and universities that offer graduate programs related to the talent development field? Can I get a letter of attendance? Who should attend ATD Certificate Programs? I'm interested in learning how the ATD Master Trainer™ Program differs from certificate programs and the CPLP® certification. Where can I learn more?