Leadership Team

Originally from the Greater Pittsburgh area Cindy has spent nearly 25 years working in local and national non-profits primarily with a focus on serving the poor and vulnerable.

Cindy is currently serving as the President of Helping Agencies Serving Richardson (HASR) along with being the Community Service Co-Chair for Richardson Rotary. In her spare time, she leads a small group for Milestone Church in Keller where she also serves as an usher. Cindy is a proud graduate of Leadership Richardson Class XXXIII and is a member of LRAA.

Mrs. Shafer holds a Bachelor of Arts degree from Grove City College and a Master of Science degree in Professional Leadership & Nonprofit Management from Carlow University. Cindy and her husband, Dave live in Denton and have been proud Texans for the last five years.

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Kaylan VanPelt

Director of Programs
Kaylan VanPelt is the Director of Programs at Network. Although Kaylan grew up in the Garland-area, she has moved around for the past six years while pursuing her education. She recently came back to Texas after living in Denver for 3 years, where she received a Master of International Human Rights from the University of Denver. Kaylan has worked in a variety of nonprofit organizations, settings, and roles. She is deeply passionate about poverty alleviation and has a heart for serving those in need. Kaylan and her husband are high-school-sweethearts, and they enjoy spending time with their herd of six “furry children” (two dogs, two bunnies, a cat, and a rat)!
Sheri Harden, CPA, is the Director of Finance for Network, and she has over 20 years of experience in nonprofit and corporate accounting. Sheri discovered her passion for the nonprofit world through years of varied volunteer experiences with the Junior League of Dallas. Sheri has been a part of the Network organization since 2013 and enjoys the challenge of financial management paired with making a positive impact in the community. Sheri holds a B.B.A in Accounting from Lamar University, is an active volunteer with community and religious affiliations, resides in Richardson with her husband and is mother to three wonderful children.

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Tina Floyd

Director of Development and Marketing
Tina brings to Network over 25 years of organizational management, development and marketing experience within the nonprofit sector. In director, manager and consulting roles, she has contributed to the financial health and program growth of multiple human service, healthcare and educational organizations. Tina received her B.S. degree from Bucknell University and has a Master’s in Business from Husson University. Tina has two grown sons, and resides in Richardson with her husband and two dogs.

Our Staff

Debbie Cox, Development Coordinator

Brianna Hernandez, Executive Assistant

Wendy Rivera, Volunteer and Programs Manager

John Stack, CPP Client Navigator/Case Manager


Dr. Reese Mathieu

Director of Network Adolescent’s & Children’s Clinic
Dr. Reese Mathieu is the volunteer Director our Adolescent and Children’s Clinic, and he has been practicing pediatrics in Richardson for over 25 years. Dr. Mathieu has been volunteering at Network’s children’s clinic since its inception back in 1992. He graduated from the University of Texas at Austin with a B.A. in Math, 1974 and later finished UT Southwestern, acquiring his M.D. in 1978. Dr. Mathieu did his residency at Children’s Medical Center of Dallas, 1978-1981 and entered private practice in pediatrics in 1981. He holds membership in American Academy of Pediatrics, the Dallas County Medical Society, the Texas Medical Association, and the American Medical Association. Dr. Mathieu was Chairman of Department of Pediatrics for Richardson Regional Medical Center 1983, 1995, 2002. He remains, since 1993, a medical consultant of early childhood Intervention and since 1981 a clinical faculty member at Children’s Medical Center, Dallas.

Dr. Doug Crosby

Co-Director Rotary Dental Clinic
Dr. Crosby has been in practice in Richardson for more than 20 years. After graduating from the University of Texas in Austin, he went on to earn his Doctor of Dental Science degree from Baylor University, and then to receive his post-doctoral certification in orthodontics from the University of North Carolina in Chapel Hill. Dr. Crosby has published several articles in the American Journal of Orthodontics and the Journal of Clinical Orthodontics, and is board-certified with the American Board of Orthodontics. Professional associations include: Volunteer with the Dallas County Community Dental Program, Dallas County Dental Society, American Association of Orthodontics, American Dental Association, Greater Dallas Association of Orthodontics, the American Board of Orthodontics, Texas Dental Association, and the Texas Association of Orthodontists.

Dr. Mark Denny

Co-Director Rotary Dental Clinic
Dr. Mark Denny has practiced in Richardson since 1985. He graduated with a Bachelor of Science in Biology degree from Texas Tech University in 1981, followed by his Doctor of Dental Science degree from Baylor University in 1985. Dr. Denny has organized and participated in twelve dental foreign mission trips to Mexico, Guatemala, Brazil and Romania. Professional associations include: Dallas County Dental Society, Texas Dental Association, and the American Dental Association.