Rebecca Mayberry

Chief Executive Officer

Rebecca has served as CEO for nearly six years and has worked in the animal welfare sector for more than 10 years. She received her BS in Business Management and is a recent graduate of the HOLT Values-Based Leadership Fellows Program. In addition, she has more than 25 years of marketing and fundraising experience in both local and national nonprofit organizations.  She has 5 rescued dogs and enjoys fostering neonatal kittens.

April Arrington

Director of Development and Marketing

April serves as San Antonio Pets Alive!'s Director of Development and Marketing and has more than 10 years of experience in animal welfare. She's successfully managed development and marketing functions for both large and small nonprofits. April holds a Bachelor of Arts degree from Flagler College and lives in San Antonio with her five rescued dogs.

Justine Grier

Director of Community Engagement

For over a year, Justine has been an invaluable member of the SAPA! family, and her love for animals shines through in everything she does. Whether she's comforting a nervous rescue, coordinating adoptions, foster families, or spreading awareness about our mission, Justine's passion and dedication are evident.

Alison Macklin

Capital Campaign Manager

Alison, originally from New Jersey and now proud to call San Antonio home, brings a wealth of experience and passion to the team. With a background in politics and a strong commitment to social and environmental justice, Alison is dedicated to making a positive impact in our community.


Andrea Brightwell, Board Chair

Community Leader

Alexis Eidson, Vice Chair

Vice President of Strategy, Texas Dow Employee Credit Union

Derek Stahlman, CPA, Treasurer

Vice President, Controller, Bank of San Antonio

Rebecca Clausewitz, Secretary

Community Leader

Board Members

Danny Arnold

Assistant Vice President of Host Integration, Security Service Federal Credit Union

Sarah Dorgan

Senior Vice President, Commercial Banking, Bank of America

Miriam Douglas

Research Assistant, Texas Tech University

Laura Jean Roetzel

Community Leader

Amber Erickson

Amber Erickson

Live Release Manager

Vanessa Guiterrez

Vanessa Guiterrez

Manager, Medical Care Center

Alexis Rainey

Alexis Rainey

Assistant Manager, Medical Care Center