EXECUTIVE LEADERSHIP
Deanne Detmers, MA
Chief Executive Officer
Joined BIA in 1993
Monique Bekeschus, MS, BCBA
President, Chief Operating Officer
Joined BIA in 1997
REGIONAL DIRECTORS
Haydee Bowden, MA, BCBA
Northern California
Joined BIA in 2007
Kristen Migirian, MA, BCBA
Central California
Joined BIA in 2015
Darienne Schmall, MA, BCBA
Central Coast California
Joined BIA in 2018
Amanda Sampaolo, MA, BCBA
Salinas/ Monterey
Joined BIA in 2014
Associate Directors
Stephen Stauffer, MA, BCBA
San Mateo/ Oakland
Joined BIA in 2016
family Services & Training Directors
Anna Kern, MS, LMFT
Family Services Director
Joined BIA Bay Area in 1996
Rachel Long, MA, BCBA
Training Director
Joined BIA in 2019
LICENSED CLINICAL SUPERVISORS
Jessica Chandran, MA, BCBA
Joined BIA San Mateo in 2017
Alexis Mitchell, MA, BCBA
Joined BIA Salinas/Clovis in 2018
Erin Curley, MA, BCBA
Joined BIA Salinas in 2020
Ying Zhou, MA, BCBA
Joined BIA San Mateo in 2022
Andrea Nechay, MA, BCBA
Joined BIA Salinas in 2018
Diana Osegueda, MA, BCBA
Joined BIA Clovis in 2019
Cassie Turner, MA, BCBA
Joined BIA Clovis in 2026
Shawn Tsztoo, MA, BCBA
Joined BIA San Mateo/Oakland in 2023
Eric Taylor, MA, BCBA
Joined BIA Clovis in 2026
Jessica Vasquez Salazar, MA, BCBAZ
Joined BIA San Mateo in 2017
mid-level supervisors
Fresno/Clovis
Hannah Cogburn, BA, BCAT
Elyssa Perez, BA, BCAT
Catherine Seng, BA, BCAT
Jordan Madrid, BA, BCAT
Joselito Galaviz, BA, BCAT
San Mateo/Oakland
Monterey/Salinas
Ana Loya, BA, BCAT
Citlali Villegas, BA, BCAT
Deannah Cortez, BA, BCAT
Administrative Team
Cristee Marusich
Patient Services Director
Joined BIA in 2005
Ashley Portillo
HR Manager
Joined BIA in 2025
Cameron Melena
Recruiter
Joined BIA in 2024
