Meet the founders
Elena Bagourdi
MA, PhD, CCTPI-I
Co-Founder
Polly Preventza
PHD
Co-Founder
EXIS Operations Team
Jonathan Sweet
Marketing and Admissions Director
Robbie Harris
Client care director
Medical Team
William D Stanley, MD
Medical director
Internal Medicine Doctor
Board Certified Addictionologist
Litos Mallare, MD
Board Certified Psychiatrist
Clinical Team
Jacob Adal, MA, PsyD
Training Director Licensed Psychologist
Summer Angevin, MA, PhD
Registered Psychologist
Mike Kemmerer, MA, LMFT
Licensed Marriage & Family Therapist
Sonya Fulgham, MA, PsyD
Registered Psychologist
Kelty Walker, MA, PhD(c)
Psychotherapist
Registered Psychological Associate
Steven Stinnett, C.HT
Certified Hypnotherapist
Arna Vodenos, M.A., Ch.t.
Certified Hypnotherapist
Andy Graham, M.A, PsyD (c)
Psychotherapist
Camille Spivey, M.A, PsyD (c)
Psychotherapist
