Meet The Team

OneOC is supported by a team of nonprofit professionals, corporate and community volunteers who help us serve and achieve our mission.

Board of Directors

Andy Euser Chairman of the Board

Andy Euser Chairman of the Board

Chief Administrative Officer

Ventura Foods

Kendra Angier / Board Secretary

Kendra Angier / Board Secretary

Vice President of Human Resources - America

Ingram Micro

Michael Bennett / Audit Committee Chair

Michael Bennett / Audit Committee Chair

Regional Vice President, OC North Commercial Banking

Wells Fargo

Annie Boneta

Annie Boneta

CEO & Founder 

Variant Groups

Charles Chung / Business & Finance Committee Chair

Charles Chung / Business & Finance Committee Chair

Chief Analytics Officer

Ascential

Caro D’Antuono

Caro D’Antuono

Group Account Director

Gallegos United

Colleen Dillaway

Colleen Dillaway

Director of Public Affairs

Cox Communications

Peter Duncan

Peter Duncan

Partner and EVP

HUB International Insurance

Paul Feuerborn

Paul Feuerborn

Director of Projects & Technology

Capital Group/American Funds

Shellie Frey

Shellie Frey

Vice President of Corporate Communications

Golden State Foods

Pam Hedges / Governance Committee Chair

Pam Hedges / Governance Committee Chair

President

Hedges & Associates

John Hogan

John Hogan

Senior Vice President

David Evans & Associates, Inc. 

Lisa Jack

Lisa Jack

Managing Member

Avocet Consulting Group, LLC

Micah Jindal / Strategy Committee Chair

Micah Jindal / Strategy Committee Chair

Partner and Managing Director

Boston Consulting Group 

Dan Koblin

Dan Koblin

Founder and Partner

Continuum Consulting Group

Hiq Lee

Hiq Lee

President, Business Information Systems

Experian 

Jennifer Leuer

Jennifer Leuer

CEO

CyberScout

Sarah Liang

Sarah Liang

Partner

Ernst and Young LLP

Aziz Mottiwala

Aziz Mottiwala

Chief Commercial Officer

Opiant Pharmaceuticals

Tennyson Oyler

Tennyson Oyler

Vice President, Brand Management & Public Affairs/President

Pacific Life/Pacific Life Foundation

Mike Page

Mike Page

Partner

Rutan & Tucker

Dawn Reese / Board Treasurer

Dawn Reese / Board Treasurer

Chief Executive Officer 

The Wooden Floor

Maricela Rios Faust / Nonprofit Advisory Council Chair

Maricela Rios Faust / Nonprofit Advisory Council Chair

CEO

Human Options

Natalie Rubalcava

Natalie Rubalcava

Chief Operating Officer and Vice President of Investor Relations

Orange County Business Council

Amy Sfreddo / External Committee Chair

Amy Sfreddo / External Committee Chair

National Sales Manager

Orange County Business Journal

Kim Sherman

Kim Sherman

President/CEO

Echo Media Group

Richard Ward/ Volunteerism Council Chair

Richard Ward/ Volunteerism Council Chair

First Vice President/Investments

Stifel

Jaime Wheeler

Jaime Wheeler

Vice President, Global Clinical Affairs

Edwards Lifesciences

Team Members

Griselda Aguirre

Volunteer Services AmeriCorps VIP Fellow

Tiffany Bogle

Tiffany Bogle

Executive Assistant/HR Specialist

Tiffany Bogle

Tiffany is a seasoned Executive Assistant with over 15 years experience in the field. At OneOC, she acts as liaison between board members and the internal staff, making sure that the lines of communication flow freely, while supporting our executive leadership team.  In addition to her duties as an executive assistant, Tiffany also acts as the HR Specialist to OneOC’s Community Initiatives. Prior to joining the OneOC team in 2015, Tiffany served as the Executive Assistant at Neopost USA in Irvine, where she supported multiple executives. Her experience is enhanced by an Associate Degree in Computer Information Systems. In her free time, you can find Tiffany spending time with her husband and two children.
Cindy Braun

Cindy Braun

Office and Database Administrator

Cindy Braun

Cindy Braun manages the development and implementation of OneOC Salesforce database and manages onsite support for all other technology related needs for the office.Cindy has an extensive experience working in the nonprofit sector, serving through various roles within community-based nonprofits where she provides direction and support in the areas of grant management, project management, volunteer recruitment and management, special event planning and community outreach.Prior to joining OneOC in 2010, Cindy was the Marketing Manager for two bicoastal state-of-the-art multiple million dollar data solution centers at Ingram Micro and a Project Manager at Agile360.She holds a BS degree in Finance from California Polytechnic State University, San Luis Obispo. Cindy is a native Northern Californian and has resided in Tustin since 2003.
LaVal Brewer

LaVal Brewer

Director of Business Development & Partnerships

LaVal Brewer

LaVal Brewer brings to OneOC more than three decades of experience in nonprofit management, with more than a decade of experience in executive and development roles. He recently supported the work of Southern California nonprofit and for-profit corporate employee volunteer programs as a consultant through the Long Beach Nonprofit Partnership and OneOC.

LaVal has served as executive director for Playworks Southern California and several YMCAs throughout Southern California. He is passionate about youth development, strengthening communities, volunteerism, and engaging for-profit organizations to address local issues. LaVal believes that employee engagement is essential at all levels of nonprofit and community development. LaVal is a trainer for CaliforniaVolunteers, serves on the board of California Communications Access Foundation, and regularly volunteers in his community. LaVal is married and has three daughters.

Stacy Brooks

Stacy Brooks

Director of HR & Administration

Stacy Brooks

Stacy Brooks has over 26 years of experience as a nonprofit leader and over ten years of experience in human resources.  Prior to joining the OneOC team in 2011, Stacy’s work history included the positions of Program Manager and HR Director for Olive Crest and HR Generalist with Boys Town California.  Labeled as being “HR with heart”, Stacy is dedicated to not only ensuring that organizations remain in compliance with laws and regulations, but that they are also “doing right” by their employees.Stacy studied Journalism and Communications at the University of Southern California and is currently working towards obtaining her Senior Professional in Human Resources (SPHR) certification.  She was recently featured in the Orange County Register where she gave advice on how to land a job using specialty job boards.
Julia Goodwyn

Julia Goodwyn

Organizational Development Services Administrator

Julia Goodwyn

Julia joined OneOC’s Organizational Development Services Department in 2019. Previously, she was the organization’s Human Resources intern for three months. Julia graduated and received a BS in Human Services from the University of California, Fullerton. With an area of emphasis in Administration and Community Practice, Julia is familiar with nonprofit policies and community involvement.As the ODS Administrator, Julia oversees OneOC’s Training Program which provides organizational and professional development to nonprofits in Orange County. She is passionate in pursuing OneOC’s mission to accelerate nonprofit success! In her spare time, Julia enjoys going to the movies, reading, traveling, and going to concerts.
Amanda Green

Amanda Green

Organizational Development Services Director

Amanda Green

Amanda Green began her OneOC career in January 2019 as the organization’s first Nonprofit Solutions Strategist, managing OneOC’s in-house consulting services for nonprofit organizations. Within six months, she was promoted to Organizational Development Services Director, overseeing OneOC’s membership and training services, in addition to the consulting program.Amanda brings experience in both the for-profit and nonprofit sectors to her role, working as a Marketing Manager for a startup SaaS company for two years, and volunteering as a Program Manager for Youth Leadership America, a leadership nonprofit organization for high school students, for five years. Amanda is an Accredited Coach from the Certified Coaches Alliance, a graduate of the Riordan Leadership Institute, and a StartingBloc Social Innovation Fellow. She holds an MBA from Chapman University and a BA in Psychology from CSU Long Beach. Amanda began her professional career at Blue Garnet, a strategy and management consulting firm for social change organizations, and credits this experience to positioning her for success in the Southern California nonprofit sector.
Kimberly Harnish

Kimberly Harnish

Volunteer Services AmeriCorps Manager

Kimberly Harnish

Kimberly joined the OneOC team in 2017 with over 17 years of nonprofit experience. Through her various roles, Kimberly has provided leadership in the areas of youth development, program operations, volunteer management, partnership building and family engagement.Kimberly holds a B.S. in Child and Adolescent Development from California State University, Fullerton. She is a graduate of Leadership Tomorrow Orange County whose mission is to cultivate, inspire, connect and empower an effective community of leaders. Kimberly places great value in helping to develop individuals and encouraging others to become involved in the community. As Volunteer Services Manager, Kimberly oversees OneOC’s AmeriCorps VIP program to support the capacity building, fundraising and training/development efforts of nonprofits throughout Orange County.Kimberly is most proud of the relationships she has built with the families, staff and community members that she has worked with. In her free time, she enjoys spending time with her two sons and their dog.
Rossana Healy

Rossana Healy

HR Specialist

Rossana Healy

Rossana joined the OneOC team in 2018. She has many years of nonprofit experience both as a volunteer and consultant for various nonprofits in the Orange County area. Rossana received a degree in Marketing from FIDM and a Teaching certification from UCLA. She also attended the Fashion Institute of Technology (FIT) in New York, where she received a B.A. in Advertising.
Elizabeth Hernandez

Elizabeth Hernandez

Volunteer Services AmeriCorps VIP Lead

Elizabeth Hernandez

After graduating in 2018 with a BA in Theatre Arts from Cal State Northridge, Magna Cum Laude, Elizabeth decided to give back to her community while pursuing professional growth by applying for an AmeriCorps VIP Fellowship. She loved it so much that she decided to sign up for a second term and is extremely blessed and honored to be taking on her new role as AmeriCorps VIP Lead and will be supervising the largest cohort of AmeriCorps Fellows on the West Coast. After her current term, she plans to pursue a Master’s Degree in Education, afforded to her by the education award through the AmeriCorps VIP program. With this, she hopes to combine her 20-year career serving children/youth with the talents she gained in Theatre Arts, to help develop creative and sustainable programs fostering personal growth and empowerment for at-risk youth within her community.“The Important thing is this: to be able at any moment to sacrifice what we are for what we could become.” – Charles DuBois
Xitlaly Luna

Xitlaly Luna

Volunteer Services Coordinator

Xitlaly Luna

Xitlaly has years of experience volunteering in educational settings in Orange County and Merced. To pursue becoming a Marriage and Family Therapist, Xitlaly graduated and received her BA in Psychology from the University of California, Merced. After graduating, she wanted to learn more about the nonprofit sector which led her to serve two years in AmeriCorps. Xitlaly hopes to bring awareness to nonprofits resources provided in Orange County and gain as much experience before going to graduate school. She hopes to motivate others to do good for our community while expanding her knowledge on working with new populations.

Victoria Muffie

Client Services Manager

Victoria Muffie

Victoria joined OneOC as its FIS Client Services Manager, a new position dedicated to providing service and support to OneOC’s fiscally sponsored Community Initiatives. Victoria brings ten years of nonprofit volunteer experience having served on the Boards of Directors for nonprofit organizations that support education for children and leadership development for young women. In addition to her nonprofit experience, Victoria has over fifteen years of professional experience working for marketing agencies. She held various account and program manager positions overseeing the development and execution of national promotion and advertising programs for consumer goods manufacturers and retail classes of trade. Victoria attended Santa Clara University during which time she had the opportunity to live and study in Vienna, Austria for a year. She holds a Bachelor of Arts degree in History. Victoria and her husband, Chris, have a daughter, who is the light of their lives.

Cassi Palmer

Volunteer Services AmeriCorps VIP Fellow

Kevin Pappas

Kevin Pappas

Training Manager

Kevin Pappas

Kevin Pappas has joined us as the new Training Manager to support and develop our nonprofit training solutions. Kevin brings with him three plus years of experience working in nonprofits as both a Human Resources Coordinator for a local ministry as well as a Program Director for the Santa Barbara Family YMCA.  During his time at the YMCA, he successfully managed youth and family programs including Youth & Government, day camps and sleepaway camps. He holds a BA in Psychology from Westmont College and is currently working on his Master’s of Science in Organizational Psychology from Vanguard University. He has a passion for leadership development and improving organizational effectiveness through training and development.Born and raised in Santa Barbara, California, Kevin has a passion for surfing, backpacking, traveling and anything that allows him to connect with people. Kevin is happy to be a new member of the OneOC team!
Kelley Shannon Poisson

Kelley Shannon Poisson

Nonprofit Solutions Specialist

Kelley Shannon Poisson

Kelley Shannon-Poisson joined OneOC in 2019, following a year of grant writing for nonprofit organizations and ten years of volunteering at Bowers Museum. Kelley brings years of experience working in account management and customer relations on the for-profit side of business, and is now so pleased to be combining her business and volunteer experiences to assist Orange County nonprofits achieve their success.
Marisela Rodriguez

Marisela Rodriguez

Bookkeeper

Marisela Rodriguez

Marisela (‘Mari’) is somewhat of a ‘Jane-of-all-Trades’ with experience as a bookkeeper, business director, office manager, Realtor, tax preparer, mom’s caregiver, and, just for fun, a music director of a children’s/youth choir, wedding coordinator, stage director, pianist, Media Manager for On The Rocks Radio Show, and volunteer.  Her favorite role in life is 'Mom to Alexander' who keeps her laughing through thick and thin.Mari has worked in the nonprofit arena for many years including positions at Stop-Gap Drama Therapy, the YMCA of Orange County, Venture Strategies, Our Lady of Fatima, and the Mission San Juan Capistrano. Her passions include anything Snoopy, musical theatre, her dog Wiggles, the Golden Girls (who she relates to more and more each day) and hanging out with celebrities. Mari is happy to be part of the OneOC Team!
Kristin Schlick

Kristin Schlick

Volunteer Services Events Manager

Kristin Schlick

Kristin Schlick is OneOC’s Volunteer Services Event Manager. As part of the Organizational Volunteer Infrastructure Team, Kristin works with corporate clients to plan and execute employee volunteer “Days of Service,” matching these organization with nonprofits in the hopes of facilitating lasting and mutually beneficial partnerships. Kristin brings experience from the nonprofit sectors, working as a Project Services Manager for The ALS Association Orange County and as the Marketing and Events Director at HomeAid Orange County.  She holds an B.A. from Cal State University Long Beach. Kristin began her career at Live Nation, Verizon Wireless Amphitheater, as their Summer Concert Director and is excited to use her skills and passion to strengthen nonprofits in Orange County.
Juliana Silva

Juliana Silva

Bookkeeper

Juliana Silva

Juliana has been with OneOC since June 2015. She has a passion for learning and sharing her knowledge to help businesses in the community. Her experience began as a Brazilian Certified Public Accountant (CPA), where she explored her talents in international accounting and finance. Juliana has an extensive knowledge of Outsourcing, Real Estate, Investment, Mergers & Acquisition, and Due Diligence. She earned a Master’s degree of Business Administration, with an emphasis in international accounting standards (IAS), and in 2013 moved to the U.S. to continue her education and development of English as a second language. Additionally, Juliana has joined a second MBA program at Southern States University in Newport Beach.
Tim Strauch

Tim Strauch

President/CEO

Tim Strauch

Tim is the President & Chief Executive Officer for OneOC in Orange County, California. He has provided strategic leadership and direction with his business management acumen to help strengthen over 950 organizations in the community.  He also serves as a coach, consultant and trainer to professional leaders as well as a presenter and facilitator in the community. Tim currently serves on the California Volunteers Commission as well as on various national committees and task forces with Points of Light. Tim played an instrumental role at a state and national level with the Service Enterprise program serving over 150 organizations since its inception and has been replicated throughout the country.Before his current position, Tim served in various leadership roles with the YMCA including Executive Director of the Saddleback Valley YMCA, Senior Vice President of Branch Operations, Executive Vice President of Business Development and Chief Development Officer.With over 30 years as a successful nonprofit leader dedicated to strengthening communities, Tim has guided and empowered individuals to seek their greatest potential while making a positive difference in others. His personal mission is to maximize the human potential for greater community impact.His areas of expertise include leadership development, operations, business growth, board development, volunteer advancement, fundraising and strategic planning.He earned a Masters Degree in Athletic Administration from Florida State University and completed his undergraduate work at the University of Southern California.Tim lives in Dana Point with his wife, Kristen, who is an Executive Director with the American Cancer Society. They are a blended family with kids, Max, Maddie, Nicole and Gavin.

Carolyn Spivak

Signature Events Specialist

Carolyn Spivak

Carolyn joined OneOC in 2020 with a career in the non-profit and human services sector that spans over 25 years in program and event management, fundraising, community engagement and volunteer coordination. She holds a BA Degree in Sociology from the University of Wollongong and an Associate Diploma in Community Studies (Youth Work) from the University of Western Sydney,Carolyn was born and raised in Sydney, Australia and moved to Orange County in 2005. Prior to moving to the U.S she worked in adolescent support services for 15 years focusing on youth housing, unemployment, training, health, advocacy, recreation and arts. For 8 years she supported the HIV/AIDS impacted community here in Orange County working for Shanti Orange County and Radiant Health Centers focusing on service provision, volunteer management, community outreach and fundraising event management including OC AIDS Walk.Carolyn also served the breast cancer impacted community for 5 years in her role with Susan G. Komen Orange County where she facilitated broad community engagement with the organization and managed 1,600 volunteers annually for 5 consecutive Race for the Cure events. Carolyn is passionate about community development through grass-roots activism, participation, education, empowerment, and partnership. She strives to make a positive impact on the people she interacts with through her work, and the communities she serves.

Mina Tasigeorgos

Bookkeeper

Sheila Teevans

Sheila Teevans

Corporate Relations Manager

Sheila Teevans

As OneOC’s Corporate Relations Manager, Sheila strives to increase the number of Orange County companies who are actively engaged in responding to our community’s most pressing and urgent needs. Before joining OneOC in 2015, she had more than 10 years of experience in the for-profit sector, including positions at TCW in Los Angeles and Yamaha Motor Corporation in Orange County.  Sheila holds a Bachelor’s degree in Sociology and a Master’s degree in Business, both from Loyola Marymount University.  She is happy blending her business background with her own passion for community service. Sheila is a native Southern Californian; she currently lives in Anaheim Hills with her husband Duane and their two children.

Jeani Toscano

Bookkeeper

Tiffany Trevillison

Tiffany Trevillison

Accounting Specialist

Tiffany Trevillison

Tiffany is OneOC's Accounting Specialist and joined the team in 2018.
Ursula Walsh

Ursula Walsh

Director of Volunteer Services

Ursula Walsh

Ursula has served as OneOC’s Director of Volunteer Services for the last six years.  During that time, she has led the development and implementation of OneOC’s corporate employee engagement programs, including national Days of Service, Team Building Service Projects, Board Connection, Skills-Based Volunteering with clients including Altria, Disneyland Resorts, Fluidmaster, Hilton Worldwide, Home Depot, Hyundai Capital, Outerwall and many more.Ursula has over twenty years of nonprofit professional experience. Prior to OneOC, Ursula held various management positions within the YMCA, including the Executive Director of the Highland Branch.  She has served in a multitude of facilitative, board and capacity building roles for nonprofits, including a trainer & consultant for the CA Service Enterprise Initiative (CVSEI) and has received the Fred Hoshiyama Leadership and William A. Dunlap Fellowship Awards, respectively.She holds a Bachelor of Science degree in Human Services from Springfield College and is a graduate of the Executive Development Institute, a Y collaborative through Cornell University.  Additionally, she provides leadership for OneOC’s volunteer department, including AmeriCorps both State and National, Disaster Services, Family Service Team and the Retired Senior Volunteer Program (RSVP 55+).Although her commitment to service is inexhaustible, her true success is through her family—Martin, her husband and her son Blaine.  They currently reside in San Clemente, CA, are avid aquatic nuts (swimming, surfing, SCUBA, kayaking etc.) and love every minute of it.
Randa Wren

Randa Wren

Finance Director

Randa Wren

Randa Wren started as Bookkeeper for OneOC in December 2012.  She has over 30 years of bookkeeping experience in construction, manufacturing and publishing.

Nonprofit Advisory Council

Brateil Aghasi

Executive Director

WISE Place

Patrick Brenden

Executive Director

Bolsa Chica Conservancy

Peter Chang

CEO

Pacific Marine Mammal Center

Trina Fleming

CEO

WHW

Anne Grey

Executive Director

Alzheimer’s Association

Madelynn Hirneise

CEO

Families Forward

Sean Lawrence

COO

Giving Children Hope

Georgina Maldonado

Executive Director

Community Health Initiative of Orange County (CHIOC)

Yolanda Origel

Executive Director

Cancer Kinship

Mary Perdue

Executive Director

Family Assistance Ministries

Regan Phillips

CEO

CASA of Orange County

Lucy Santana

CEO

Girls Inc.

Maricela Rios-Faust

CEO

Human Options

Robert Santana

CEO

Boys & Girls Club of Central Coast

Vikki Shepp

CEO

Girl Scouts of Orange County

Ava Steaffens

Strategic Partnership Director for California

World Relief

Kimberly Vig

Executive Director

Literacy Project

Ali Woodard

President / CEO

FRISTERS