A longtime Southern California mental health practitioner, Dr. David Daleo heads Daleoworks Psychological Services, Inc., and provides therapy focused on the needs of individuals, families, and couples. Dr. David Daleo employs the latest techniques and research in treating conditions such as anxiety and depression, and emphasizes a reality-based therapy approach. His current areas of research focus include health, happiness, and physical fitness.

Dr. David Daleo completed his BA in sociology and psychology at the University of California, San Diego in the early 1990s and pursued an MA and Psy.D in clinical psychology at Alliant University. During this time, he served as liaison and alcohol and drug rehabilitation therapist with the United States Naval School of Health Sciences, San Diego, and Salvation Army Adult Rehabilitation Center. His responsibilities centered on the supervision of Naval Officers who were gaining experience in handling substance abuse disorders among active duty personnel.

From 2000 to 2006, David Daleo engaged with the Los Angeles County Department of Mental Health and Sheriff's Department as supervising clinical and forensic psychologist. His work ensured that the environment for inmates in the community and at the correctional facility was as safe and productive as possible.