About

Susan Satterwhite

Attorney at Law

Susan Satterwhite is a long-time resident of Rockwall County with deep roots in the community she is proud to serve. She earned her Bachelor of Arts from Baylor University and her Juris Doctor from Baylor School of Law, where she developed the strong legal foundation that has guided her career for more than four decades.

After serving as an Assistant District Attorney in both Dallas County and Rockwall County, Susan spent nine years as an associate with the Law Office of Don R. Stodghill in Rockwall, where she gained extensive experience representing individuals, families, and businesses throughout the community. Following Mr. Stodghill’s passing, Susan had the distinct privilege of establishing her own firm in 2010, continuing the tradition of trusted legal counsel and personalized service that clients had come to expect.

Throughout her career, Susan’s practice has encompassed a broad range of legal matters, including mortgage lending documentation, business formation and administration, real estate transactions, estate planning, and probate. Drawing on this diverse experience, she provides clients with practical, thoughtful legal guidance tailored to their unique circumstances.

Today, Susan devotes her practice primarily to estate planning and probate, helping individuals and families protect their assets, preserve their legacy, and navigate life’s transitions with confidence. She is committed to building lasting relationships with her clients, providing attentive, compassionate counsel and practical solutions that reflect each client’s goals, values, and wishes.

As both an experienced attorney and a lifelong member of the Rockwall County community, Susan understands the importance of trust, integrity, and personal service. She considers it a privilege to help clients plan for the future and provide peace of mind for the generations they love.

Matthew Griffeth

Attorney at Law

Matthew Griffeth (Matt) is a native of Mesquite, Texas. He earned his Bachelor of Arts degree from the University of North Texas in 2009 and his Juris Doctor from Southern Methodist University Dedman School of Law in 2022. Matt was admitted to the State Bar of Texas in 2022.

Matt brings a diverse professional background to his legal practice. Prior to entering the legal field, he served as a Social Studies Teacher at John Horn High School from 2010 to 2019 and as a Baseball Coach from 2010 to 2014, developing strong communication, leadership, and advocacy skills.

While in law school, Matt completed an externship with the United States Bankruptcy Court in Dallas, Texas, in the spring of 2021. He also served as Managing Editor of the SMU International Law Review Association’s publication, The International Lawyer, from 2021 to 2022. Following his admission to the Texas Bar, Matt practiced as an Associate Attorney with Sharpe Law Group in Dallas, Texas, from 2022 to 2024, where he gained expertise in various types of trust planning—for probate avoidance as well as Estate and Gift Tax planning. Matt assisted clients with complex trust and probate administration. Matt also assisted clients with various types of entities, such as LLCs, partnerships, and corporations.

Kristal Rios

Legal Assistant/Office Manager

Kristal Rios has been with the firm since March 2023 and brings more than 25 years of administrative support experience in a variety of roles.

Most recently, Kristal served the Rockwall County community for over 15 years, working in the County Clerk’s Office, the Sheriff’s Office Detention Division and Criminal Investigations. In these roles, she gained extensive experience in customer service, records management, background investigations, legal compliance, and providing court testimony—all carried out with a steadfast commitment to accountability and integrity.

She is a member and volunteer at Lakepointe Church in Rockwall and an active volunteer with the Children’s Advocacy Center of Rockwall County. Outside work, Kristal enjoys spending time with her family, staying active, and supporting local businesses.

Meredith Griffeth

Legal Assistant

Meredith Griffeth joined the Law Office of Susan Satterwhite, PC in May of 2025, after working in Human Resources for 11 years. Drawing on her previous experience in Human Resources, Meredith brings a thoughtful, detail-driven approach to serving clients. She is passionate about building strong relationships and guiding clients with clarity and care.

Meredith graduated from the University of North Texas with her Bachelor of Arts and married her college sweetheart shortly thereafter. She now has three children attending St. Pius X Catholic School and Bishop Lynch High School. She is a member of the St. Pius X Parish and Catholic Daughters of the Americas.

Rozanne Kellner

Administrative Assistant/Reception

Rozanne Kellner brings over 15 years of experience in office administration and client support. Before joining the firm, she worked at Haynes Boone and the UT Health Science Center, where she developed strong expertise in managing complex administrative operations.

As the firm's administrative assistant and receptionist, Rozanne has a proven track record of providing exceptional support to our high-performing team and our clients with professionalism, positive energy, and an unwavering client-first approach.

Outside of work, Rozanne enjoys cheering on her children at sporting events, staying active outdoors, shopping, and spending quality time with family and friends. She has been married to her husband for 18 years and is the proud mother of three. She is also actively involved in her church and community, where faith and family remain an important part of life.