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Executive Team

Executive Team

Juan Navarro

Executive Director

With over 25 years of experience and dedication, Juan Navarro is the Executive Director of Los Angeles Centers for Alcohol and Drug Abuse. As the former Deputy Director of Finance & Operations, Juan helped assure L.A. CADA’s financial sustainability. Juan embraces his opportunity as Executive Director, ensuring L.A. CADA’s services will continue to be provided to the community.

“And as we let our own light shine, we unconsciously give other people permission to do the same.” – Nelson Mandela

Email:;  562-906-2676

Marian Guerrero

Director of Human Resources

With over 20 years in the Human Resources field, Mariam Guerrero began her administrative career with the County of Los Angeles, KOYE & KVOZ radio stations and the Northrop Corporation. Her experiences both prepared and motivated her to properly assist L.A. CADA clientele and employees alike. A few of her most recent accomplishments are the SFS Homeless Count 2013, completing the L.A. Marathon and being happily married for 30 years. She also adores having two beautiful children and their spouses in addition to the treasure of her life, her beautiful grandchild.

“Integrity is the essence of everything successful” – R. B. Fullerp

Email:;  562-906-2676

Bill Tarkanian

J.D., CATC-V, Director of Outpatient and Community Services

Recovering (ex) lawyer who started with the agency as a counselor at L.A. CADA’s Homeless Outreach Project on Los Angeles’ skid row in 2009, where he learned to “stand in awe … not in judgment.” Bill is an Adjunct Professor at Azusa Pacific University’s Graduate School of Clinical Psychology, an advocate for the homeless, a frequent speaker on substance abuse and domestic violence, and a recipient of the California Association of Alcohol and Drug Educators’ highest level of professional certification (CATC-V), in addition to assuming his current title as Director of OP&CS for L.A. CADA in July of 2014.

“We we recover, we get better than well.” – Dr. Randy Holmes

Email:;  562-906-2676

Gary Iannarelli

Director of Allen House

Email:;  562-906-2685

Francis Valenzuela

Program Director CCTRP

Edward Gomez

Finance Director

As the Finance Director for Los Angeles Centers for Alcohol and Drug Abuse, Edward Gomez has assisted L.A. CADA’s Finance Department since 1991. “I appreciate the feeling of security and support the agency offers their employees and I am blessed they have placed me in an office that pushes me to grow professionally while preserving an office family mentality.”

“Do not go gentle into that good night but rage, rage against the dying of the light.”- Dylan Thomas

Email:;  562-906-2676

Connie Reynosa

Executive Assistant

Email:; 562-906-2676