Rolling Hills Estates CA & Sunset Beach CA


Pursue peace, Passion, & Purpose


Utilizing mind body science to help people heal and live a life they value

How We Help

Individuals, Families, Teams & Systems

Through individual, family, team or systems based assessment consultation & intervention,  Dr. Stewart helps people achieve what they can't achieve themselves. 

Evidence Based Treatment

Have you heard of evidence based practices? These are assessments & interventions that have been shown to be effective in treating an identified problem.  Dr. Stewart is  trained in many of the evidence based treatments. Through these science based strategies she educates & empowers  individuals so they can help themselves.  Dr. Stewart helps others to have an in depth understanding of the mind & body and to learn practical skills that work in every day life. 


Modern day worries, stress, & pressures can create barriers to living the life you want. Dr. Rachel Stewart provides expert coaching and consultation to help you lreach your full potential. In addition to her extensive mental health background Dr. Stewart has been trained in  performance psychology. She has taken this education & interest into the field of life, executive, and sport & performance coaching. She works with a wide range of individuals and teams, from high school, collegiate, and professional athletes to mid management and top executives in the public and private sectors. Not only has she helped these individuals improve their performance at work and in their sport, she has also helped them  land their dream jobs them improve their lives with their families, in dating and with romantic partners. 

About Us


Triangle Services Consulting

Triangle Services Consulting

Triangle Services Consulting

Dr. Stewart founded her consulting business, Triangle Services Consulting, in 2016 with her even more amazing and accomplished colleague, Dr. Rhea Holler. They have pursued their dream of developing a  small boutique practice  with state of the art mental health treatment, training, consultation, coaching, and supervision  in Los Angeles and Orange County. They are committed to excellence & go above and beyond to assist their clients and colleagues. The two psychologists are well known amongst their federal, county, and private practice colleagues as being the best in the business.


Dr. Rachel Stewart

Triangle Services Consulting

Triangle Services Consulting

Born & raised in Southern CA. Dr. Stewart is passionate about empathy, empowerment, and education. She pursued excellence in education and achieved a double Bachelor's degree in Psychology and Communication Studies from UCLA and a Ph.D. in psychology from Washington State University. While at UCLA she worked for sport psychologist Dr. Tara Scanlan and the International Center for Talent Development, trained under Dr. Lovaas, whom developed Applied Behavior Analysis (ABA) for children with special needs,  and produced The Young Turks radio show. During graduate school she specialized in evidence based practice, hypnosis, and working with students, athletes, law enforcement, and treating trauma and PTSD. Dr. Stewart was also an instructor in the Department of Education and Leadership, teaching technology to upper division Education Majors. She interned at Dartmouth College and a Veterans Affairs hospital in Vermont in  collaboration with the National Center for PTSD Executive Division and Dartmouth Hitchcok Medical Center. Then pursued a specialized fellowship in Women's Mental Health at the Long Beach Veterans Affairs medical center. In her early career she was actively involved in research. direct clinical services, supervision and leadership. She started & developed one of a handful of DBT programs within the VA systems nationwide. Dr. Stewart was the first psychologist embedded in a Behavioral Healthy Interdisciplinary Program and went on to develop and direct an interprofessional post doctoral fellowship program. She  was also  a research associate at the Southern California Institute for Research and Education. After 10 years she decided to pursue her original dream of owning her own business and working in the private sector in Southern California and founded Triangle Services Consulting. Dr. Stewart  continues to pursue excellence through continuing education,  empowers and mentors other early career women in business and leadership, and provides expert consultation to local professionals. 

Contact Us

Drop us a line!

Serving Southern California Beach Cities & surrounding areas

In person individual, group & team meetings in Rolling Hills Estates CA and Sunset Beach CA. During COVID-19 we are using telemedicine and meeting virtually. Call or email to set up a free 20 min consultation.