The Department of Mental Health (DMH) seeks to train mental health clinicians at both directly operated and contracted agencies throughout Los Angeles County in Dialectical Behavioral Therapy (DBT). This purchase order seeks to contract with a vendor able to provide the following services for up to 60 clinicians: (1) one, three-day Introductory DBT trainings, (2) case conceptualization reviews, (3) clinical session reviews, (4) weekly technical assistance calls, (5) two, one-day Booster trainings. In cases where more training support is needed for clinicians, additional session reviews and case conceptualization reviews shall be provided. Trainings shall be provided in five cohorts of 60 participants each. The services are to commence upon approval of the contract.