Big Brothers Big Sisters of Dallas, Fort Worth, Houston & West Central Texas

Community & Lifestyle

Big Brothers Big Sisters Lone Star

Andrew Hebert is a program generalist at [Big Brothers Big Sisters Lone Star](/org/big-brothers-big-sisters-lone-star). Andrew has also worked as an assistant chaplain, director of contemporary worship, and in other ministry roles. 

Andrew grew up in Houston, TX and attended the Presbyterian School of Houston. Andrew went on to study at the Church of the Holy Apostles and then became the director of contemporary worship at First Presbyterian Church Houston. In this role, they led worship for 200+ people every week, both in person and online. Andrew also oversaw service planning, music selection, and other elements of the worship service. 

In addition to leading worship, Andrew has also taught classes, organized and led class trips, and provided support for other church ministries. Andrew is passionate about their work and enjoys working with people of all ages.

Andrew Hebert received their Master of Arts in Theology from Fuller Theological Seminary, where they studied worship, theology, and the arts. Andrew also holds a Bachelor of Music from [Houston Baptist University](/org/houston-baptist-university), where they studied music composition.

Their manager is Jenifer Butler, Director of Enrollment & Special Projects. Some of their coworkers include Jennie Middleton - Enrollment Specialist.

Andrew Hebert

Michael O'Teter is the Chief Program Officer at [Big Brothers Big Sisters Lone Star](/org/big-brothers-big-sisters-lone-star). Michael has over 25 years of experience in the field of child and family services. Michael began their career as a Youth Specialist at the Waco Center for Youth. Michael then became the Director of Admissions and Auxiliary Services at the Lena Pope Home. In 1989, they became the Vice President of Programs at Presbyterian Children's Services, where they served for 12 years. In 2001, they became the Interim Program Clinician at Southwest Key Program, where they were responsible for individual and group counseling for all clients in the residential treatment program temporarily located in Dallas, Texas. Michael has been with [Big Brothers Big Sisters Lone Star](/org/big-brothers-big-sisters-lone-star) since October 2001.

Michael O'Teter has a Masters in Social Work from The University of Texas at Arlington and a Bachelor's degree in Psychology from [Baylor University](/org/baylor-university).

Michael O'Teter reports to Pierce Bush, CEO. Some of their coworkers include Edith Vargas - Program Generalist, Gwenn Saenz - Donor Relations Manager, and Sarah Dubberly - Director of Compliance & Strategic Impact.

Michael O'Teter

Shea Mullis is the current Match Support Coordinator at [Big Brothers Big Sisters Lone Star](/org/big-brothers-big-sisters-lone-star). Prior to this, they worked as a birth doula, and before that, they worked for [Big Brothers Big Sisters Lone Star](/org/big-brothers-big-sisters-lone-star) in management. Shea has also interned at Gladney Center for Adoption.

Shea Mullis received their Master of Science in Social Work from The University of Texas at Arlington and their Bachelor of Science in Social Work from the [University of North Texas](/org/university-of-north-texas).

Shea Mullis reports to Caprice Hawkins, Director of Recruitment & Match Services. Shea Mullis works with Janna Fitzhugh - Associate Coordinator, Match Support, Frida Villa - Match Support Specialist, and Christie Wright - Enrollment & Matching Coordinator.

Shea Mullis

Sonal Vallabh is the current Community Event Manager at [Big Brothers Big Sisters Lone Star](/org/big-brothers-big-sisters-lone-star). Prior to this, they worked as Special Event Coordinator at Ability Connection Texas from November 2017 to February 2018. In this role, they were responsible for managing the entire event portfolio for the organization, which included developing and maintaining relationships with staff and community organizations, as well as planning and executing all Ability Connection fundraising events. 

Some of Sonal's key accomplishments include producing over $100,000 in revenue from ticket sales, fundraising elements, and live and silent auction items; cultivating and maintaining foundation partnerships that produced over $10,000 for the Independent living studio; overseeing the vendor process for event supplies; generating new ideas to improve the event planning and execution process; and communicating event details with management teams and other stakeholders.

Sonal is known for their creative approach to event planning and their ability to think outside the box to come up with new ideas that achieve the objectives and financial needs of their organization. Sonal is a highly effective communicator and has a proven track record of successfully coordinating multiple events simultaneously.

Sonal Vallabh has a Bachelor's degree in Event Management from the [University of Central Florida](/org/university-of-central-florida) – Rosen College of Hospitality Management.

Sonal Vallabh reports to Jamila Thomas, SVP of Corporate & Community Engagement.

Sonal Vallabh

Monica Wells

Rebecca Romines

Mallory Wilcox

Madison McKinney

Kaydee Hirt

Joel Paris

Jarren Longoria

Marian Swafford

Amanda Sanchez

Julie Weldon

Chaunelle Joseph

Samantha Jones

Mark Martin

Luke Wozny

Stephen Fulton

Karla Martinez

Jeremy Winchester

Diana Perez

Jean Hall

Paige Doxey

Karina Velasquez

Elizabeth Anderson

Chioma Amaefula

Anna Williams

Alex Denton McBrayer

Jennifer Scott

Dwayne Bivona is the current Executive Director of Wichita County at [Big Brothers Big Sisters Lone Star](/org/big-brothers-big-sisters-lone-star). Prior to this, they served as President of the Corpus Christi Caller-Times, Evansville Courier & Press, and Times Record News. Dwayne has also been Director of Circulation for Ottaway Newspapers and Gannett-Utica, NY. Dwayne began their career in 1990 as Operations Manager for The Ithaca Journal and has held various positions during their tenure including sales and service.

Dwayne Bivona has a Master's degree in Strategic Communication and Innovation from [Texas Tech University](/org/texas-tech-university). Dwayne also has a B.S. in Broadcast Journalism from [Ithaca College](/org/ithaca-college). Dwayne has an AAS in Journalism from the State University of New York College of Agriculture and Technology at Morrisville. Dwayne is also certified by HubSpot in Social Media and Content Marketing.

Some individuals on their team include Deborah Halvorson - Program Coordinator, Vicki McCann - Recruitment Manager, and Heather Heard - Program Generalist. They are on a team with Tyson Taylor - IT Desktop Support, Lindsey Mikael - Director of Marketing, and Lyndsey Gentry - Director of Intake & Matchmaking. Dwayne Bivona reports to Pierce Bush, CEO.

Dwayne Bivona

Celina Walker

Gwenn Saenz

Nina Williams

Tyson Taylor

Edith Vargas

Alexandra Barrionuevo

Talan Cobb is currently the Market President, West Central Texas at [Big Brothers Big Sisters Lone Star](/org/big-brothers-big-sisters-lone-star). Prior to this, they were the Executive Director at Young Audiences Of Abilene from June 2020 to August 2021. Talan has also worked as the World's Okayest Mom, Inc.

Some direct reports include Trina Ostlien - Director of Match Support, Jared Anderson - Match Support Specialist, and Megan Woodard - Director of Public Relations & Recruitment. Talan Cobb reports to Pierce Bush, CEO. They work with Ozzie Smith - Tarrant Market President, Lindsey Mikael - Director of Marketing, and Gwenn Saenz - Donor Relations Manager.

Talan Cobb

Jamila Thomas is the SVP of Corporate & Community Engagement at [Big Brothers Big Sisters Lone Star](/org/big-brothers-big-sisters-lone-star). Jamila previously served as the Presidential Leadership Scholar and the Director of the Racial Equity Office for the Dallas Independent School District.

Jamila is a passionate advocate for social justice and equity. Jamila has dedicated their career to creating policies and programs that foster inclusion and close the achievement gap. Under their leadership, the Dallas ISD Racial Equity Office became a national model for other school districts.

Jamila is a graduate of [Harvard University](/org/harvard) and the Harvard Kennedy School of Government. Jamila has received numerous awards and recognition for their work in promoting diversity, equity, and inclusion.

Jamila Thomas' educational career includes a Doctor of Philosophy in Leadership Studies from [Dallas Baptist University](/org/dallas-baptist-university), a Certification in Fostering Diversity and Inclusion from Yale School of Management, a Master's Degree in Divinity from University of Chicago, and a BS and MBA in Business Administration from [Florida Agricultural and Mechanical University](/org/florida-agricultural-and-mechanical-university). Jamila also has Certifications from USF Corporate Training and Professional Education in Diversity, Equity and Inclusion in the Workplace, from Yale School of Management in Fostering Diversity and Inclusion, and from Cultural Intelligence Center in Cultural Intelligence CQ.

Jamila Thomas works with Katie Porter - Director of Signature Events, Elizabeth Byrd - Program Director, and Andrew Young - VP of Advancement. and Sonal Vallabh - Community Event Manager reports to Jamila Thomas. Their manager is Jenny Harper, Dallas Market President.

Jamila Thomas

Vicki McCann is the Recruitment Manager at [Big Brothers Big Sisters Lone Star](/org/big-brothers-big-sisters-lone-star). Vicki has over 20 years of experience in audio/video production, including working as a Video Production Manager at Time Warner Cable for almost 20 years. Vicki has also worked as an Event Technology Specialist and a Merchandiser. Vicki is skilled in managing audio/visual productions, setting up audio/video equipment, and training staff and contract personnel on proper equipment setup and operation.

Vicki McCann has a B.A. in Radio/TV/Film from the [University of Maryland](/org/university-of-maryland).

Some of their coworkers include Heather Heard - Program Generalist, Deborah Halvorson - Program Coordinator. Vicki McCann reports to Dwayne Bivona, Executive Director, Wichita County.

Vicki McCann

Holly Kemp has been with [Big Brothers Big Sisters Lone Star](/org/big-brothers-big-sisters-lone-star) since 1999 and is currently the SVP Program & Operations. Prior to that, they were with the Keebler Company from January 1992 to December 1998 where they held the position of National Accounts.

Holly Kemp has a Bachelor of Science in Sociology from Texas A&M University.

Their manager is Ozzie Smith, Tarrant Market President. Holly Kemp works with Rachel Pillar - VP of Advancement & Community Engagement, Natalia Mendoza - Director of Events, and Shelley Sims - Donor Relations Administrator.

Holly Kemp

Brittany Stanley has been working in the nonprofit sector for over seven years. Brittany began their career as an administrative assistant for the [Boy Scouts of America](/org/boy-scouts-of-america): Circle Ten Council. In this role, they provided secretarial support for four directors, trained staff members on the CampMaster software system, oversaw the reconciliation of events, and helped to promote summer camp program attendance. Brittany then transitioned to a role as assistant store manager at [The Body Shop](/org/the-body-shop), where they were responsible for educating customers on products, coaching the sales team, and stocking shipments. Most recently, Brittany has been working as a gift processing specialist at [Big Brothers Big Sisters Lone Star](/org/big-brothers-big-sisters-lone-star). In this role, they are responsible for wrapping and creating gift baskets, properly damaging out products unsellable, and organizing signage for store promotions.

Brittany Stanley has a Bachelor of Arts in Interdisciplinary Studies from [The University of Texas at Dallas](/org/the-university-of-texas-at-dallas) and a High School Diploma in General Studies from Lincoln High School and Communications/ Humanities Magnet.

Brittany Stanley reports to Jan Elias, Director of Grants Administration. They are on a team with Holly Wood - Coordinator of Grants & Program Administration, Debbie Dena - Scholarship Coordinator.

Brittany Stanley

Eva Obergfell is a Match Support Specialist at [Big Brothers Big Sisters Lone Star](/org/big-brothers-big-sisters-lone-star). Eva previously worked as a Contract Specialist Intern at Air Force Civilian Service from June 2020 to January 2021, and as a Psychology Research Assistant at Critical Race Research Lab from August 2018 to May 2019. Eva is passionate about helping others, and they are dedicated to their work with [Big Brothers Big Sisters Lone Star](/org/big-brothers-big-sisters-lone-star).

Eva Obergfell has a Bachelor of Arts in Psychology from the [University of North Texas](/org/university-of-north-texas) and a Master of Science in Counseling from the [University of North Texas](/org/university-of-north-texas). Eva is certified by the National Institute of Health in Protecting Human Research Participants.

Eva Obergfell reports to Caprice Hawkins, Director of Recruitment & Match Services. Some of their coworkers include Shea Mullis - Match Support Coordinator, Sandra Stephens - Match Support Specialist, and Gerardo Sanchez Ochoa - Match Support Specialist.

Eva Obergfell

Dennis Albrecht is currently a Board Member at [Big Brothers Big Sisters Lone Star](/org/big-brothers-big-sisters-lone-star). Dennis has previously worked as EVP and CFO at Entergy Koch LP from February 2001 to November 2004, and Head of Koch Ag Trading at [Koch Industries](/org/koch-industries) from January 1997 to December 1998.

Dennis Albrecht earned a Bachelors in Accounting - Finance from [Fort Hays State University](/org/fort-hays-state-university).

Dennis Albrecht

Pierce Bush, CEO of Big Brothers Big Sisters Lone Star, is responsible for leading the largest Big Brothers Big Sisters affiliate 501c3 organization in the country. Pierce Bush started his journey with Big Brothers Big Sisters as a volunteer mentor to Jaylyn in 2009, and he was appointed to the Houston Regional Board in early 2012. Believing that Big Brothers Big Sisters embodies a mission that represents the American spirit of volunteerism and service to others, Pierce left his career in finance to join the staff full-time in October of 2012.

Since joining the Big Brothers Big Sisters staff team in Houston, the Houston market has increased its reach by 65% more youth served. Through Pierce’s leadership, Big Brothers Big Sisters completed construction and capital campaign fundraising on a new, innovative, and highly visible $8 million Houston headquarters near downtown.

Pierce became the CEO of Big Brothers Big Sisters Lone Starin August 2015 with the vision to build on this success and impact more children across the state of Texas. Under his leadership, the agency launched the new strategic plan Vision 2×22. The strategic plan’s commitment to outcomes and the staff’s hard work has helped achieve success for Texas kids. 97.5% of Big Brothers Big Sisters mentees who graduate high school in the program are enrolling in college, employed or enlisted in the military in their first year as post graduates. In 2016, in Pierce’s first full calendar year as CEO, the consolidated Big Brothers Big Sisters Lone Star agency turned a corner financially and celebrated a cash flow positive year for the first time since Lone Star was created through mergers of various Big Brothers Big Sisters affiliate agencies in 2010.

Pierce earned a BA in American Studies from the University of Texas in Austin. Originally from Houston, Pierce splits his time between Houston and DFW to support BBBS efforts in.

Pierce Bush

Scott Price

Kalen Feldman

Janna Fitzhugh

Jenifer Butler

Tori Giustiniani is an Enrollment Specialist at Big Brothers Big Sisters Lone Star. Tori has previous experience as a Service Coordinator at Betty Hardwick Center and an Employment Assistance Coordinator at [D&S Community Services](/org/ds-residential-services-lp).

Tori Giustiniani earned a Bachelor of Arts in Psychology from the [University of North Texas](/org/university-of-north-texas).

Some of their coworkers include Jared Anderson - Match Support Specialist, Megan Woodard - Director of Public Relations & Recruitment, and Trina Ostlien - Director of Match Support. Tori Giustiniani reports to Talan Cobb, Market President, West Central Texas.

Tori Giustiniani

Jared Anderson

Brandon Khamvongsouk

Karla Waddleton is the Rosenberg Division Vice President at ALDI, Inc.

Karla Waddleton

Anne Raymond is the President of Crow Holdings Capital.

Anne Raymond

Jack Rentz is the Founder, President & CEO of Rentech Boiler Systems, Inc.

Jack Rentz

Juan F. Vasquez

James Taylor is the Group President & COO at AMN Healthcare.

James Taylor

Patrick Staudt is the Managing Director & Market Executive of The Private Bank at the Bank of Texas.

Patrick Staudt

Andy Slentz is the SVP Global Human Resources at Hess Corporation.

Andy Slentz

Dilanka Seimon is the General Manager Crude, Gas & NGL Trading & Marketing at BHP Billiton.

Dilanka Seimon

Travis Ruiz

Christopher Owens is the former Group President, Verizon Select Services at Verizon.

Christopher Owens

Alex Nettune is a Managing Member of 3030 Investors, LLC

Alex Nettune

Mary I. Murray is a Group EVP, Executive Director, Corporate Services at Amergy Bank of Texas.

Mary I. Murray

Bruce Moon is a Partner at Brown, Proctor & Howell, LLP.

Bruce Moon

Harriet Miers is a Partner at Locke Lord LLP.

Harriet Miers

Patrick Quarles is the President & CEO at Trecora Resources.

Patrick Quarles

Ron Phifer is the Aimbridge Hospitality Regional Vice President of Sales and Marketing.

Ron Phifer

Stephen J. McDaniel is the President & CEO of Traditions Group Holdings.

Stephen J. McDaniel

Mary Helen Maskill

T. Luke Longhofer is a Loan Review Manager, SVP at First Financial Bank Shares, Inc.

T. Luke Longhofer

Mary Kebodeaux is the Vice President, HR and Administration at Sable Permian Resources.

Mary Kebodeaux

Sarah McNeal-Weaver

Deborah Halvorson

Jim Dunn is t he President and Head of ORIX at ORIX Real Estate Americas.

Jim Dunn

Shelley Sims

Shea Rossiter

Frida Villa

Christie Wright

Randolph Johanneck is the SVP, Business Control Leader Private Wealth Management at Wells Fargo.

Randolph Johanneck

Travis Hollman is the CEO and President at Hollman.

Travis Hollman

Michael Hartman is the Former Chief Marketing Officer at CEC Entertainment, Inc.

Michael Hartman

Sabrina Harrison

Angela Gildea is a Partner, Advisory Services, Oil & Gas at KPMG.

Angela Gildea

Tracy Dieterich is the Senior Vice President of Employee Benefits Brokerage/Consulting at USI Insurance Services.

Tracy Dieterich

Calvin Crowder is the President & CEO at Gridliance.

Calvin Crowder

Christopher R. Bright

Rob Bowlby is the President, North Texas Region at BB&T.

Rob Bowlby

Tim Alder

Sadie Footer

Jennie Middleton

Trina Ostlien

Natalia Mendoza

Heather Heard

Yadira Sanchez is currently a Match Support Specialist at [Big Brothers Big Sisters Lone Star](/org/big-brothers-big-sisters-lone-star). Yadira has previous experience working as an intern in various positions. In May 2018, they worked as an Southwest Investigative Unit Summer Intern at the Dallas Police Department. There, they shadowed Property Crimes Detectives and assisted with filing prosecution reports. In September 2017, Yadira interned at the Monroe County Hall of Justice- Criminal Court as a Fall Semester Intern. There, they shadowed a judge in criminal court and attended court cases. Yadira has also volunteered as a Discovery Corps Program Volunteer/ Intern at the Perot Museum of Nature and Science in June 2013.

Yadira Sanchez completed their undergraduate degree at the [University of Rochester](/org/university-of-rochester), where they earned a Bachelor of Arts in Psychology.

Their manager is Caprice Hawkins, Director of Recruitment & Match Services. They work with Sandra Stephens - Match Support Specialist, Gerardo Sanchez Ochoa - Match Support Specialist, and Shea Mullis - Match Support Coordinator.

Big Brothers Big Sisters Lone Star

Org chart

Teams

Board of Directors

Leadership Team

CEO and Executive Team

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