Nineteen professionals currently staff the CASA offices. Case Supervisors support volunteer Advocates.

Management Staff

Ann McAlpin – Executive Director                                                                                              
Shannon Wilson – Development Director
Alli Stephens – Marketing and Communications Director
Marilyn McQueeney– Program Director
Shellie TyrrellRecruiting Manager
Ann Marie Ronsman – Training Manager 
Nancy DunworthAdministrative Coordinator
Open Position – Database Administrator
Pat Riley – Special Projects Manager
Vicki Bradley – Staff Support Specialist                                                                                                           

CASA Case Supervisors

Staff Bios

Management Staff

ann-mcalpinAnn McAlpin

Ann has been the Executive Director of CASA Child Advocates of Montgomery County since February of 2011. Prior to that, she had a career in corporate marketing and management with companies including Hewitt Associates, HP, Apple Computers, and a small business of her own.

Ann began working with CASA Child Advocates as a volunteer Advocate in 2009. She is an avid reader, a pilot, a runner, and an adventurer. She has climbed Mount Kilimanjaro, hiked in the Himalayas, and dived in Yap. Ann has two rescue dogs, Cowboy and Maisie. She is constantly impressed by the people of CASA—“our staff, volunteers and donors are the most interesting and the most big-hearted people in the world!”

Marilyn McQueeney

Marilyn came to CASA after working 30 years in early childhood education. For twenty of those years she owned and directed a large private school and child care center. After selling her school, she and her family moved to Montgomery County and became a CASA Advocate in February 2009. Marilyn joined the CASA staff November 2009 and was named Program Director in 2017. She is married with 5 children and 6 grandchildren.

Vicki Bradley

Vicki joined the CASA team in March 2016 as Staff Support Specialist.

Nancy Dunworth

Nancy joined the CASA team in 2017 with over 25 years of experience in information technology in the corporate and higher education worlds. Nancy earned her Bachelor of Science degree in Management and Business Administration from Louisiana State University. She lives in The Woodlands with her husband of 30 years, Mike, and their fur baby, Cayenne, an Airedale Terrier. Being part of the CASA team is the most rewarding “job” she has had the privilege to hold. In her free time, Nancy enjoys traveling, reading, and spending time with family and friends.

Pat Riley

Pat joined the CASA team in 2016 as Special Projects Manager.

Ann Marie Ronsman

Ann Marie served as a volunteer Advocate before joining the CASA team in 2018 as Training Manager.

Alli Stephens

Alli joined the CASA team in 2013. She has more than 11 years of non-profit experience, specializing in recruitment, marketing and communications. Alli earned her Bachelor’s degree in Marketing from Texas A&M University and is a proud Aggie. She lives in Magnolia with her husband, Micah, is step-mom to 2 children, Clayton and Claire, and “dog mom” to Bonnie, Sam and Tessa. In her free time, Alli enjoys traveling, diving, gardening, golfing, cooking and spending time with family.

Shellie Tyrrell

Shellie joined the CASA team in August 2017 as Recruiting Manager. Shellie has a Masters of Public Health from the University of Texas and a Masters of Social Work from the University of Michigan. She has over 25 years of experience in public health research and education, all focusing on women and children’s health and empowerment. Shellie became an Advocate for CASA in 2016 and, after realizing the incredible difference Advocates make in the lives of Montgomery County children, she joined the staff as a recruiter. She enjoys riding this incredible adventure of life with her husband and daughter. 

Shannon Wilson

Shannon came to CASA Child Advocates of Montgomery County in 2017 with more than 30 years of experience in marketing and public relations. Most recently, Shannon served as the Director of Marketing & Education for The Cynthia Woods Mitchell Pavilion. She spent most of her career marketing both the commercial and residential aspects of The Woodlands. Raised in Corpus Christi, Shannon holds a Bachelor of Science in Communication from the University of Texas at Austin and an MBA from the University of Houston. Prior to her return to The Woodlands, Shannon spent eight years in Los Angeles helping her daughter, Kirby, pursue an acting career. She also has two sons. Brady is a golf pro in Austin and Tyler is a graduate of St. Mary’s School of Law in San Antonio. In her down time, Shannon enjoys spending time with her husband, Maurie, and their dogs, Hank, Lilly, and Maggie.


Leslie Allen

After 7 years spent pursuing and achieving a master’s degree in English, Leslie was enjoying a career as an editor when she decided to begin volunteering with a CASA organization in the Austin area. She felt so moved by her CASA work with children and families that she changed careers and began working as an investigator with Child Protective Services. Leslie moved to the Woodlands in late 2016 and became a CASA volunteer Advocate in March 2017. In November 2017, Leslie joined the CASA staff. Leslie is the mother to two daughters, and she is an artist and musician.

Marcy Bartula

Marcy joined the CASA team as a Case Supervisor in late 2017.

Gwen Box

Texas born and raised, Gwen and her husband, Phillip, have been married 44 years and have four children:  Liz, Emily, Alex, and Destiny, ranging in age from 14 -39.  Gwen has a degree in Mental Health with a focus on drug addiction and intervention. Since 2010, Gwen has worked with CASA, CPS, and local attorneys to advocate for the best interest of 14 children. Combining this experience with her passion for children, Gwen looks forward to supporting her fellow Advocates in their pursuit of permanency for all children in need.

Fawn Dennis

Fawn joined CASA after working for 5 years with Child Protective Services in Houston, Texas. Fawn has experience working with older youth and teens; and is excited to bring her knowledge and experience to CASA. In 2005 Fawn earned a degree in Child Development and Family Studies from Stephen F. Austin State University. Fawn enjoys traveling, reading, and spending time with her family.

Jennifer Reitmeyer

Jennifer Reitmeyer volunteered as an Advocate for 6 years before joining the CASA team in October of 2017. CASA is Jennifer’s passion, and she considers the Case Supervisor position to be her “dream job.” Before children, Jennifer worked for the Republican Party of Arkansas as a researcher and the Phil Gramm re-election campaign in the Houston office. She spent the next 20 years with her children at home, but she continued to volunteer in many different ways. Jennifer worked in multiple children’s ministries at her church. She served on The Woodlands Lacrosse Board as President and Treasurer for a combined 6 years. Jennifer also volunteered with Love Fosters Hope. Jennifer and her husband, Jay (a natural gas trader) met at Texas A&M and have lived in Connecticut and Arkansas, but they have always come home to Texas. They have 3 beautiful daughters – Reagan is a senior at The University of Arkansas majoring in Psychology and soon to be pursuing her masters to become a family counselor; Madison is a sophomore at Texas A&M University majoring in International Business and wanting to travel the world; Lauren is a junior in high school and is extremely involved – she plays violin in the orchestra, is the goalie for The Woodlands Girls Lacrosse, and is in French Club, Mock Trail and Math Club.

Barb Robertson

Barbara L. Robertson (Barb) is a Licensed Masters Social Worker in the states of Texas and Kansas. She brings over 19 years of extensive experience of social services for children and families. Barb became a volunteer Advocate for CASA in March 2015, and joined the CASA team as a Case Supervisor in 2016.

During her career, Barb has held numerous positions that have afforded her the vast knowledge of social services for children and families.  She has provided direct services to children and families involved in the Child in Need of Care court system. Barb has assisted thousands of families during her career and she has the passion, desire and determination to excel in this specialized field. Barb is committed to advocating for the best interest of children.

Barb obtained her Bachelor of Social Work and her Master of Social Work from the University of Kansas.   She has been awarded “Excellence in Supervision” by her colleagues and she has served on Permanency Council of Johnson County Kansas as well as a past member of the Multi-Disciplinary Team of Johnson County Kansas.  She is a member of the National Association of Social Workers and she is a subject matter expert / witness / consultant to legal colleagues.  Barb also managed a private business providing case management services, supervised visitation, adoption and permanent custodianship home studies.

Barb and her husband recently relocated to The Woodlands area from Overland Park, Kansas, due to her husband’s employment.

Laura Rodriguez

Laura joined the CASA team in May 2017 as a Case Supervisor. Laura was born in Valparaiso, Chile. She met her husband, Marco Rodriguez, while he was on vacation from New Jersey and they have been married for 25 years. They have 4 children: Katherine, 28, Social Worker; Marco, 23, a Marine; Gabriela, 20, a college student; and Oscar, 10. Laura and Marco are also the proud grandparents of 3 year old Sofia and a one year old puppy, Luna.

Laura graduated Cum Laude with a degree in Social Work from Texas Woman’s University and completed an internship with the Department of Family and Protective Services during her last semester. She was offered a full time position with DFPS-CPS as a Conservatorship caseworker working TMC, PMC, and Adoption cases. She completed four years as a caseworker in Dallas before moving to the Woodlands.

Laura loves to dance, enjoys classical music, old movies….and yes…chocolate! She believes all children deserve a happy and protective life and it is our responsibility to advocate for their physical and emotional well-being.

Mandy Stegint

Mandy came to CASA in 2012 after working a little over 2 years with Child Protective Services in Montgomery County. Mandy’s vast knowledge of the CPS system has been exceptionally beneficial to our CASA program. It is very important to Mandy that she is able to work in a program where she can make a difference. Mandy earned her Associates degree in 2007 from Tomball College (now Lone Star College), her Bachelors in Criminal Justice in 2009 from Sam Houston State University, and in July 2011, her Masters in Administration of Justice and Security from University of Phoenix. Mandy has two children; Ryan, 19, Navy Fireman, stationed in South Carolina; and Madelyn 12, doing her best in elementary school. Mandy and her two children enjoy spending time outdoors, especially camping. Mandy is also an active volunteer with Boy Scouts of America.

Debbie Stuard

Debbie joined the CASA team in January of 2018.