CORAIMA
ALVAREZ
Support Manager
Orange County
IVAN
BALTAZAR
Support Manager
Orange County
MARIELLE
BARNUM
Support Manager
Orange County
ANGELICA
GUILLEN
Support Manager
Orange County
MONICA
BARRERAS
Support Manager
Los Angeles
LEAH
BERRY
Support Manager
Orange County
BRANDY
GREEN
Support Manager
Orange County and Inland Empire
jenny
meza
Coordinated Career
Pathways Navigator
STEFANIA
VILLAFANA
Support Manager
Orange County
RACHEL
KAHLBAUM
Support Manager
Orange County
MARA
LOPEZ
Support Manager
Orange County
HEATHER
MARVIN
Support Manager
Los Angeles
JUSTIN
MCGILLIVRAY
Support Manager
Orange County
BRENDA
MIRANDA
Support Manager
Los Angeles and North Bay
MACKENZIE
POLLOCK
Support Manager
Orange and San Diego County
JESSICA
RIOS
Support Manager
Orange County
and San Gabriel/Pomona
BRIANA
SAIS
Support Manager
Los Angeles
ANA
WOO
Support Manager
Los Angeles
YANETTE
ZAVALA
Support Manager
Orange County
PHILLIP
BARNUM
Support Manager
Orange County
Isabelle
Lucena
Coordinated Career Pathways Navigator
Services
Coraima Alvarez
(She/Her)
Support Manager – Orange County
Coraima was born and raised in Peru, where she discovered from an early age that she wanted to be an advocate for individuals with disabilities to be integrated in their community. While in college, in 2014, she co-founded a non-profit organization that visited hospitals and schools in rural areas, offering emotional support to individuals. Coraima joined IRI in 2019, committing to her purpose to serve others as an Employment Coach. She became a Lead Employment Coach in 2020 and now in her new role as Support Manager she is dedicated to ensure that the individuals we serve meet their professional and personal goals.
Coraima loves to spend time in the beach with her husband and travel to different countries. She enjoys dancing and practices yoga as a self-care activity.
Phillip Barnum
(He/Him)
Support Manager – Orange County
Phillip began his career at IRI as an Administrative Intake Coordinator, where he provided comprehensive support and guidance to individuals seeking services. His dedication, professionalism, and strong understanding of program resources led to his promotion to Lead Employment Coach for the South Orange County region. In this role, Phillip utilized his expertise to mentor fellow Employment Coaches and support individuals in achieving their goals, fostering a collaborative and growth-oriented environment.
Prior to joining IRI, Phillip served as an Assistant Director at a private security firm, where he gained valuable experience in leadership, team development, and operational management. Although he appreciated the challenges of that role, Phillip felt a strong calling to transition into human services, driven by his passion for empowering individuals and advocating for inclusive communities.
Now serving as Support Manager for the South Orange County region, Phillip remains committed to a person-centered service, collaboration with support networks, and advancing meaningful outcomes for those he serves.
In his free time, Phillip enjoys road trips with his wife, especially to U.S. National Parks.
Ivan Baltazar
(He/Him)
Support Manager – Orange County
Ivan has always had a passion for helping people. He found his calling working with adults with disabilities 10 years ago. In 2021, Ivan started as a Lead Employment Coach for IRI. He quickly immersed himself in getting familiarized with the people he served and the service. In 2022, he was promoted to Support Manager. Ivan continues to grow and provide the best support to the people we have the privilege to serve.
In his free time, Ivan enjoys to go to concerts, going on motorcycle rides, and overlanding/off-roading.
Marielle Barnum
(She/Her)
Support Manager – Orange County
In 2016, Marielle joined IRI as an Employment Coach. Since then she has found a true passion for helping adults with disabilities and has supported people in diverse settings. Before being promoted to a Support Manager in January 2019, she worked in various roles within IRI, including a Skills Trainer for Project SEARCH at CHOC Children's Hospital as well as a Senior Employment Coach. Marielle is devoted to supporting the individuals we serve and to ensure they are given every opportunity to pursue what they are most passionate about.
Marielle is an outdoor enthusiast who enjoys hiking, fishing, and camping with her husband at the many national parks of America.
Leah Berry
(She/Her)
Support Manager – Orange County
Leah graduated from St. Mary’s College of Maryland with a BA in Psychology. She has since dedicated her professional life to serving underrepresented populations, including those incarcerated and high school students with disabilities. Leah is a trained inclusive mediator and believes strongly in giving people the autonomy to resolve conflicts and make important life decision. She joined the IRI team in July 2024 and is excited to work for an organization with such a valuable mission.
As a Baltimore, Maryland native, Leah loves blue crabs and old bay seasoning. Outside of work, she likes to volunteer and work with animals, spend time in nature, read, and play board games with her friends and spouse.
Rachel Kahlbaum
(She/Her)
Support Manager – Orange County
Rachel started her journey working as a respite care worker for children with disabilities in 2009. For over 10 years, she has provided direct support and advocated for those she serves. Rachel started with IRI in 2022 and has contributed to varying positions within the organization, and her passion and commitment to supporting people with disabilities have only grown since.
Rachel is originally from Hawai’i and enjoys visiting local beaches with her family. In her spare time, she takes pleasure in spending time with her son outdoors and exploring California.
Monica Barreras
(She/Her)
Support Manager – Los Angeles
Monica joined IRI in December of 2018 as the first Employment Coach at the LA branch. Getting to meet the amazing individuals who she supports and assisting them with finding work, volunteer sites, and enrolling in college classes has motivated her to continue advocating for those individuals with disabilities. Having worked her way from Employment Coach to Lead Employment Coach and now a Support Manager, Monica is grateful to be working with an organization who puts the needs and dreams of individuals we support first.
In her spare time, Monica enjoys exercising at her local gym, hiking, and running. She also enjoys working on jigsaw puzzles, camping and spending time with her two kids and her family.
Brandy Green
(She/Her)
Support Manager – Orange County and Inland Empire
Brandy has been employed with IRI since 2019 and studied Business Management at Capella University. She received her certification in wedding and event planning from Sheffield College and her certification as a heart monitor tech at FlexEd. Brandy began her career in the field of Operations in 2005. Her experience includes Client Relations, Account Management, Operations Analysis, Payroll and HR. She held client relations positions at companies that include educational games and technology, video relay services, property management and logistics companies. Brandy has a passion for people and loves to provide assistance anywhere that is needed. She is dedicated to helping others and providing the highest level of support to all clients at IRI.
Brandy loves to spend time with her husband and their four children. They all demonstrate a love for playing music together and as individuals.
Mara Lopez
(She/Her)
Support Manager – Orange County
Mara graduated from California State University Fullerton with a BA in Criminal Justice and a goal in mind to make a difference. She worked as an Activity Assistant and later a Lead Activity Assistant for a Sub-Acute Nursing Home and then later an Acute Nursing Home. She gathered her experience from these illuminating positions and joined IRI in 2021 as an Employment Coach. Her goal to always keep an open mind and to continue learning paved the way for her to become a Lead Coach and now a Support Manager.
In her free time, Mara enjoys Pure Barre, hanging out with her dog Koa and spending time with her loved ones. She is an avid foodie and loves to bake based on inspirations she comes up with from her experiences.
Justin Mcgillivray
(He/Him)
Support Manager – Orange County
Justin has been supporting adults and children with disabilities since 2006. A previous Regional Center of Orange County Direct Support Professional Spotlight Award Nominee, Justin has a strong passion for enhancing the lives of the individuals he supports. Due to Justin’s personal values aligning so well with the company’s core values, he quickly rose up the ranks and was promoted to Support Manager in November of 2022. Justin is beyond thrilled to have earned this opportunity as he looks to seek to improve the lives of the people we support on his higher platform.
In his free time, Justin enjoys spending time with his family, going to his children’s soccer games, and family trips to Disneyland. Justin is an avid football fan and enjoys watching his favorite football team, the Philadelphia Eagles, on Sundays.
Mackenzie Pollock
(She/Her)
Support Manager – Orange and San Diego County
MacKenzie grew up with a passion for helping others in South Texas and made her way to Orange County in 2021 where she started as an Employment Coach for IRI. Having an older sister with a developmental disability, she started at a young age supporting others to advocate for themselves. In 2013, while in high school, MacKenzie helped create a competitive cheer team her sister could be a part of. She coached a team of young adults with disabilities and led them to compete nationwide! MacKenzie is grateful to combine her passion with her work and is devoted to helping the people we serve find their passion too.
Mackenzie resides in Laguna Beach and enjoys drinking coffee, watching the sunrise, reading, and journaling.
Briana Sais
(She/Her)
Support Manager – Los Angeles
Briana was born and raised in Northeast Texas. There she studied psychology at the University of Texas at Tyler with hopes of working in a field for TBI patients. Her favorite research topics are positive psychology and cognitive theory. She then applied her knowledge and training to the food industry where she managed a variety of individuals with and without disabilities for several years. She offered different levels of support in training and guidance in the workplace to reach numerous goals. In December of 2022, she moved to the San Fernando Valley and became connected with IRI. In early 2024, Briana joined the IRI team with excitement and passion to help people achieve their dreams.
In her free time, Briana likes spending time with her two kids. She also enjoys powerlifting, making people laugh, singing, and baking.
Angelica Guillen
(She/Her)
Support Manager – Orange County
Angelica was born and raised in Southern California. She has been supporting individuals with disabilities for over 20 years as a direct support professional, case manager, and senior program manager. Angelica is committed to providing quality support in her role as Support Manager with IRI.
In her free time, Angelica enjoys spending time with her family, reading, and exploring new places.
Yanette Zavala
(She/Her)
Support Manager – Orange County
Yanette Joined IRI in September of 2014 as an Employment Coach. Since then, her commitment and passion have grown for working with individuals with disabilities. She always knew she wanted to work in a place where she could help make a difference in other’s lives. In 2018 she graduated from California State University of Fullerton, and in that same year, was promoted to Lead Employment Coach. She has worked with a wide range of clients in our program and is dedicated to ensuring that the dreams and goals of the people we support become a reality.
Yanette currently lives with her German Shepard named Rambo. She enjoys cooking, traveling, watching sunsets at the beach, and spending time with her family.
Heather Marvin
(She/Her)
Support Manager – Los Angeles
Heather graduated from CSUN in 2008 with a bachelor’s degree in Liberal Studies. After graduation, she became a Behavioral Interventionalist where she supported persons with disabilities. Heather started at IRI in 2021 as an Employment Coach. She showed commitment that led to her fast growth within the company, from Lead Employment Coach position to now a Support Manager. Heather’s passion for helping others developed from having a family of teachers, and she believes that all people have the right and ability to become successful and independent adults.
In her free time, Heather enjoys making a variety of crafts and spending time with her family and animals.
Brenda Miranda
(She/Her)
Support Manager – Los Angeles and North Bay
Brenda has spent the past 17 years of her life working in the non-profit sector providing direct support to adults with developmental and physical disabilities as a Direct Support Professional and Community Support Supervisor. She joined the IRI team in 2022 as a Recruiter, was promoted to Talent Acquisition Specialist and then to a Support Manager in Los Angeles in 2023.
Brenda enjoys spending time with family, friends, trying new restaurants and traveling.
Jessica Rios
(She/Her)
Support Manager – Orange and San Gabriel/Pomona County
Jessica started her journey as a paraeducator in 2010, where she was able to expand her passion in teaching children with disabilities. She was able to advocate for full inclusion for all children and ensure every student got the best education possible. She joined IRI in 2022 as an Employment Specialist Coach and was able to grow her knowledge in serving adults. She transitioned to Lead Employment Coach and finally a Support Manager in 2023. Jessica is passionate about empowering adults in their communities and seeing the great accomplishments in their lives.
Jessica has a love for Halloween and enjoys horror movies. She also loves music and spending time with her family and dogs.
Ana Woo
(She/Her)
Support Manager – Los Angeles
Ana graduated from San Francisco State University with a BA in Psychology and Political Science. She has worked with individuals with developmental disabilities for 10 years. Her passion for helping people has found its way to IRI where she will use her knowledge and experience in improving the lives of the people we serve.
Ana enjoys spending time with her family and friends through good food, music and exploring new places.
Stefania Villafana
(She/Her)
Support Manager – Orange County
Stefania was born and raised in Colombia and moved to California in 2015. Arriving without English skills or a formal educational background, she began her studies in adult school, where she discovered her passion for learning and helping others succeed. She later graduated from UCLA with a Bachelor’s degree in Cognitive Science with a specialization in Computing. Since then, Stefania has dedicated her career to advocating for others, working as a bilingual Case Manager and facilitator to connect individuals and families with the resources they need to thrive. In her position at IRI as Support Manager, she is committed to ensuring participants receive the guidance and encouragement they need to achieve their goals.
In her free time, she enjoys hiking with her family, spending time at the beach, and reading suspense and science fiction novels.
Jenny Meza
(She/Her)
Coordinated Career Pathways Navigator
Jenny is an experienced Employment Specialist with over 10 years in career development and job placement, specializing in services for individuals with disabilities. She has worked with organizations like Dayle McIntosh Center, SCRS-ILC, and Employment Placement Professionals (EPP), where she helped job seekers overcome barriers and secure long-term employment. Fluent in Spanish, Jenny excels in developing tailored service plans, providing job readiness training, and building strong relationships with both clients and employers to achieve positive outcomes.
Isabelle Lucena
(She/Her)
Coordinated Career Pathways Navigator
Isabelle graduated from California State University San Marcos with a BA in Social Sciences. She has dedicated her professional life to community work and is a passionate advocate for empowering and supporting individuals in discovering and reaching their goals. Isabelle started with IRI as an Employment Coach in 2023, was promoted to Lead Employment Coach shortly after, and is now the Coordinated Career Pathways Navigator in Orange County.
In her spare time, Isabelle enjoys cooking and reading. She also loves to go on trips with friends and family.
Services
Coraima Alvarez
Support Manager
(She/Her)
Coraima was born and raised in Peru, where she discovered from an early age that she wanted to be an advocate for individuals with disabilities to be integrated in their community. While in college, in 2014, she co-founded a non-profit organization that visited hospitals and schools in rural areas, offering emotional support to individuals. Coraima joined IRI in 2019, committing to her purpose to serve others as an Employment Coach. She became a Lead Employment Coach in 2020 and now in her new role as Support Manager she is dedicated to ensure that the individuals we serve meet their professional and personal goals.
Coraima loves to spend time in the beach with her husband and travel to different countries. She enjoys dancing and practices yoga as a self-care activity.
Ivan Alvarez
Support Manager
(He/Him)
Native to the Coachella Valley, Ivan moved to Orange County when he started his undergrad at California State University, Fullerton. He received a BS degree in Health Science in 2018. In 2018, Ivan became employed with IRI as an Employment Coach and shortly afterwards was promoted to Lead Employment Coach. In May of 2021, Ivan completed his Master of Science in Health Care Administration from Grand Canyon University. Ivan has always been committed to helping underrepresented individuals regardless of their backgrounds. This is a value that was instilled as a child and has made a positive impact as it aligns with his career goals.
Ivan also enjoys playing soccer with his older brother on the weekends, visiting family, and learning new topics such as finance.
Ivan Baltazar
Support Manager
(He/Him)
Ivan has always had a passion for helping people. He found his calling working with adults with disabilities 10 years ago. In 2021, Ivan started as a Lead Employment Coach for IRI. He quickly immersed himself in getting familiarized with the people he served and the service. In 2022, he was promoted to Support Manager. Ivan is excited to step into his new role where he will continue to grow and provide the best support to the people we have the privilege to serve.
In his free time, Ivan enjoys to go to concerts, going on motorcycle rides, and overlanding/off-roading.
Marielle Barnum
Support Manager
(She/Her)
In 2016, Marielle joined IRI as an Employment Coach. Since then she has found a true passion for helping adults with disabilities and has supported people in diverse settings. Before being promoted to a Support Manager in January 2019, she worked in various roles within IRI, including a Skills Trainer for Project SEARCH at CHOC Children's Hospital as well as a Senior Employment Coach. Marielle is devoted to supporting the individuals we serve and to ensure they are given every opportunity to pursue what they are most passionate about.
Marielle is an outdoor enthusiast who enjoys hiking, fishing, and camping with her husband at the many national parks of America.
Leah Berry
Support Manager
(She/Her)
Leah graduated from St. Mary’s College of Maryland with a BA in Psychology. She has since dedicated her professional life to serving underrepresented populations, including those incarcerated and high school students with disabilities. Leah is a trained inclusive mediator and believes strongly in giving people the autonomy to resolve conflicts and make important life decision. She joined the IRI team in July 2024 and is excited to work for an organization with such a valuable mission.
As a Baltimore, Maryland native, Leah loves blue crabs and old bay seasoning. Outside of work, she likes to volunteer and work with animals, spend time in nature, read, and play board games with her friends and spouse.
Rachel Kahlbaum
Support Manager
(She/Her)
Rachel started her journey working as a respite care worker for children with disabilities in 2009. For over 10 years, she has provided direct support and advocated for those she serves. Rachel started with IRI in 2022 and has contributed to varying positions within the organization. Her passion and commitment to supporting people with disabilities have grown since, and she is now the Support Manager for Santa Ana.
Rachel is originally from Hawai’i and enjoys visiting local beaches with her family. In her spare time, she takes pleasure in spending time with her son outdoors and exploring California.
Monica Barreras
Support Manager
(She/Her)
Monica joined IRI in December of 2018 as the first Employment Coach at the LA branch. Getting to meet the amazing individuals who she supports and assisting them with finding work, volunteer sites, and enrolling in college classes has motivated her to continue advocating for those individuals with disabilities. Having worked her way from Employment Coach to Lead Employment Coach and now a Support Manager for IRI, Monica is grateful to be working with an organization who puts the needs and dreams of individuals we support first.
In her spare time, Monica enjoys exercising at her local gym, hiking, and running. She also enjoys working on jigsaw puzzles, camping and spending time with her two kids and her family.
Brandy Green
Support Manager
(She/Her)
Brandy Green has been employed with IRI since 2019 and studied Business Management at Capella University. She received her certification in wedding and event planning from Sheffield College and her certification as a heart monitor tech at FlexEd. Brandy began her career in the field of Operations in 2005. Her experience includes Client Relations, Account Management, Operations Analysis, Payroll and HR. She held client relations positions at companies that include educational games and technology, video relay services, property management and logistics companies. Brandy has a passion for people and loves to provide assistance anywhere that is needed. She is dedicated to helping others and providing the highest level of support to all clients at IRI.
Brandy loves to spend time with her husband and their four children. They all demonstrate a love for playing music together and as individuals.
Mara Lopez
Support Manager
(She/Her)
Mara graduated from California State University Fullerton with a BA in Criminal Justice and a goal in mind to make a difference. She worked as an Activity Assistant and later a Lead Activity Assistant for a Sub-Acute Nursing Home and then later an Acute Nursing Home. She gathered her experience from these illuminating positions and joined IRI in 2021 as an Employment Coach. Her goal to always keep an open mind and to continue learning paved the way for her to become a Lead Coach and now a Support Manager.
In her free time, Mara enjoys Pure Barre, hanging out with her dog Koa and spending time with her loved ones. She is an avid foodie and loves to bake based on inspirations she comes up with from her experiences.
Justin Mcgillivray
Support Manager
(He/Him)
Justin has been supporting adults and children with disabilities since 2006. A previous Regional Center of Orange County Direct Support Professional Spotlight Award Nominee, Justin has a strong passion for enhancing the lives of the individuals he supports. Due to Justin’s personal values aligning so well with the company’s core values, he quickly rose up the ranks and was promoted to Support Manager in November of 2022. Justin is beyond thrilled to have earned this opportunity as he looks to seek to improve the lives of the people we support on his higher platform.
In his free time, Justin enjoys spending time with his family, going to his children’s soccer games, and family trips to Disneyland. Justin is an avid football fan and enjoys watching his favorite football team, the Philadelphia Eagles, on Sundays.
Mackenzie Pollock
Support Manager
(She/Her)
MacKenzie grew up with a passion for helping others in South Texas and made her way to Orange County in 2021 where she started as an Employment Coach for IRI. Having an older sister with a developmental disability, she started at a young age supporting others to advocate for themselves. In 2013, while in high school, MacKenzie helped create a competitive cheer team her sister could be a part of. She coached a team of young adults with disabilities and led them to compete nationwide! MacKenzie is grateful to combine her passion with her work and is devoted to helping the people we serve find their passion too.
Mackenzie resides in Laguna Beach and enjoys drinking coffee, watching the sunrise, reading, and journaling.
Briana Sais
Support Manager
(She/Her)
Briana was born and raised in Northeast Texas. There she studied psychology at the University of Texas at Tyler with hopes of working in a field for TBI patients. Her favorite research topics are positive psychology and cognitive theory. She then applied her knowledge and training to the food industry where she managed a variety of individuals with and without disabilities for several years. She offered different levels of support in training and guidance in the workplace to reach numerous goals. In December of 2022, she moved to the San Fernando Valley and became connected with IRI. In early 2024, Briana joined the IRI team with excitement and passion to help people achieve their dreams.
In her free time, Briana likes spending time with her two kids. She also enjoys powerlifting, making people laugh, singing, and baking.
Yanette Zavala
Support Manager
(She/Her)
Yanette Joined IRI in September of 2014 as an Employment Coach. Since then, her commitment and passion have grown for working with individuals with disabilities. She always knew she wanted to work in a place where she could help make a difference in other’s lives. In 2018 she graduated from California State University of Fullerton, and in that same year, was promoted to Lead Employment Coach. She has worked with a wide range of clients in our program and is dedicated to ensuring that the dreams and goals of the people we support become a reality.
Yanette currently lives in the city of La Habra with her German Shepard named Rambo. She enjoys cooking, traveling, watching sunsets at the beach, and spending time with her family.
Heather Marvin
Support Manager
(She/Her)
Heather Marvin graduated from CSUN in 2008 with a bachelor’s degree in Liberal Studies. After graduation, she became a Behavioral Interventionalist where she supported persons with disabilities. Heather started at IRI in 2021 as an Employment Coach. She showed commitment that led to her fast growth within the company, from Lead Employment Coach position to now a Support Manager. Heather’s passion for helping others developed from having a family of teachers, and she believes that all people have the right and ability to become successful and independent adults.
In her free time, Heather enjoys making a variety of crafts and spending time with her family and animals.
Brenda Miranda
Support Manager
(She/Her)
Brenda has spent the past 17 years of her life working in the non-profit sector providing direct support to adults with developmental and physical disabilities as a Direct Support Professional and Community Support Supervisor. She joined the IRI team in 2022 as a Recruiter, was promoted to Talent Acquisition Specialist and then to a Support Manager in Los Angeles in 2023.
Brenda enjoys spending time with family, friends, trying new restaurants and traveling.
Jessica Rios
Support Manager
(She/Her)
Jessica started her journey as a paraeducator in 2010, where she was able to expand her passion in teaching children with disabilities. She was able to advocate for full inclusion for all children and ensure every student got the best education possible. She joined IRI in 2022 as an Employment Specialist Coach and was able to grow her knowledge in serving adults. She transitioned to Lead Employment Coach and finally a Support Manager in 2023. Jessica is passionate about empowering adults in their communities and seeing the great accomplishments in their lives.
Jessica has a love for Halloween and enjoys horror movies. She also loves music and spending time with her family and dogs.
Anna Woo
Support Manager
(She/Her)
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