Our Team

At Origins Texas Recovery, our leadership team brings together a wealth of experience in addiction treatment and mental health care. Each member of our staff is deeply committed to guiding clients through their recovery journey with compassion, expertise, and understanding.

Our team comprises seasoned professionals who are either in active recovery themselves or have specialized training in addiction and mental health. This unique blend of personal experience and professional expertise allows us to provide empathetic, insightful care tailored to each individual’s needs.

As you explore our team profiles, you’ll gain insight into the diverse backgrounds and specialized skills that make our staff uniquely qualified to support you or your loved one on the path to lasting recovery. We invite you to get to know the dedicated individuals who will be by your side throughout your treatment experience at Origins Recovery Center and Hannah’s House.

Thomas Isbell

CEO

Roy M. Serpa

Chairman of the Board

Derek Gwaltney

Chief Marketing Officer

Alan Goodstat

Director of Compliance
LCSW

David Armando Tejeda

Executive Director and Clinical Director

Bob Letke

Program Director
MA LPC Associate, LCDC, EMDR Trained

Stefanie Litwiller

Human Resources Director
MSHRD, SPHR

Donna French

Director of Finance

Mandy Baker

Vice President of Texas Operations
MS, LCDC

Dan Gilmer

Director of Clinical Outreach

Erik Jokinen

Director of Admissions

Joan Hovland

Primary Counselor at Hannah’s House
MSW, LCSW, LCDC

Bianca Elizondo

Human Resources Manager

Stacy Conley

Compliance Coordinator

Jose M. Martinez, Jr.

Nurse Manager
RN

Alexandra Brotzman

Family Nurse Practitioner
FNP-C, PMHNP-BC
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