Dave received his  Masters Degree in Clinical Psychology with an emphasis in Marriage and Family Therapy in 2011 from Pepperdine University, he has been a licensed therapist since 2017.  He then worked in community mental health with adults battling homelessness and prolonged substance use.  Dave worked with adolescents in residential treatment focusing on substance use and major mental health disorders from 2014-2019.  In 2019 he founded Grammer Family Therapy.  Dave believes therapy is a process that should be goal oriented, focused on solving the problems the individual is facing, and can be on and off depending on the needs of the individual.   

Dave has dedicated his life to service of others in many different forms.  He lived in Africa for a year doing volunteer service between high school and college.  He co-organized a free open mic night in Los Angeles for several years and has assisted in provided food and clothing to the homeless. 

Dave has been heavily involved in the capoeira, an Afro-Brazilian martial art, community in Los Angeles.  He has been training for 10 years and teaching for the last 7 years, Dave has taught students from 2yrs old up to 80yrs old.