Perrin Probate Lawyers

Marla Morgan Mundheim has over 26 years of experience in estate planning, trusts, real estate, small business, negotiations, probate, and contract development. She earned her undergraduate degree from the University of Missouri in 1992 and attended Law School at Oklahoma City University School of Law, where she graduated with honors in 1996. She was admitted to the Texas State Bar in November of 1996. While in law school, Marla earned the Excellence for the Future Award in Wills and Estates from the Center of Computer-Assisted Legal Instructions (CALI), served as Research Editor for the Law Review, and was recognized for...

Duncan is the sole shareholder of the firm whose practice primarily focuses on estate planning, trusts, business matters, and construction law. He graduated from Southern Methodist University in 1977 with a business administration degree in accounting and finance and earned his law degree from SMU in 1980.

Duncan has more than thirty-five years of legal experience and has been admitted to practice in the United States Tax Court, United States District Court for the Northern District of Texas, and Fifth Circuit of the United States Court of Appeals.

During the three years Inside Collin County Business conducted its annual awards,...

AV Rated
40 plus years of experience
Less than 14% of attorneys throughout the entire United States are “AV” Rated
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We have limited our practice to Estate Planning and Taxation. And we are dedicated to giving you the legal solutions and tools you will need to plan and build for your future with confidence.


Member of The College of the State Bar of Texas
The College of the State Bar of Texas is an honorary society of lawyers who are among the best trained attorneys in Texas. Members are qualified attorneys who are interested in both high ethical standards and improved training for...

Over 40 years of experience; Voted a Tarrant County Top Lawyer; in business and mergers and acquisitions; Life Fellow, Texas Bar Foundation;

Ronnie is a Texas attorney practicing primarily probate and estate planning with his firm, Hall & Mixon, PLLC. Ronnie is also very active with the Tarrant County Bar Association, serving as Assistant Director, Writer, Performer and Musical Director for Tortfeasors, the annual skit show benefiting the Tarrant County Bar Foundation. Ronnie is also an of counsel attorney for Jim Ross & Associates, PC, for which he does litigation support, motion practice and civil appeals.

Tressie McKeon is an experienced North Texas business attorney who provides creative, cost effective and high quality legal services. Tressie has over 18 years experience and serves her clients in the following practice areas: Business Organizations Business Planning & Transactions Contracts Litigation Real Estate Estate Planning Probate

Jake is an estate planning attorney and the owner of Estes Law Office, P.L.L.C., with offices in Frisco, Texas (principal office) and McKinney, Texas. His practice is specifically limited to estate planning (i.e. Wills and trusts), probate administration, probate litigation, guardianship (contested and uncontested guardianship matters), and business entity formation. Previous to opening Estes Law Office, P.L.L.C. in 2014, Jake was an estate planning/probate associate attorney at The Law Office of M. Todd Estes, P.C. in Sherman, Texas. In addition to this experience, Jake had the pleasure of serving as an Assistant District Attorney at the Grayson County...

Frank grew up in El Paso, Texas and attended Texas Tech University for both undergraduate studies and law school. After passing the bar exam in 1982 he worked in El Paso for 3 years as prosecutor before moving to the Dallas/Fort Worth area. He has had his own firm since 1993. When not working, Frank enjoys golf and flying airplanes when not spending time with his wife of 44 years Brenda, his children and grandchildren..

Peggy is licensed to practice law in the States of Texas and Tennessee, as well as in the Supreme Court of the United States. Her primary practice areas are transactional law, probate and estate planning, and nonprofit and for profit corporate law. Peggy graduated magna cum laude from the University of North Texas and received her Juris Doctor from Texas Wesleyan University School of Law, now A&M University School of Law. Prior to attending law school, Ms. Fallin worked in the corporate world in the insurance and oil & gas industries.

I built this firm upon the ideals of equality, respect, honor and pride. I believe that actions speak louder than words and I should treat people the way I want to be treated. My mother once told me that God gave us two ears and a mouth for a reason…we should listen twice as much as we speak. I try to apply these concepts in my practice to provide better service to our Clients. I received my Juris Doctor from Texas Wesleyan University School of Law (a/k/a Texas A&M School of Law), my Bachelor of Arts from University of Texas-Austin...

I'm the managing attorney for the Dallas office of RMO LLP, a firm dedicated solely to probate litigation. We represent heirs, beneficiaries, trustees, executors, guardians, and other parties interested (or embroiled) in probate disputes. We leverage our expertise and experience to provide premium services and cost-effective solutions to clients mired in difficult, stressful circumstances.

Prior to becoming an attorney, David had an accomplished 20-year career as a Navy SEAL. He deployed numerous times to various countries around the world, including Afghanistan and Iraq. David was selected and served as an instructor at the Navy’s Basic Underwater Demolition School (BUD/S). He earned multiple awards including three Bronze Stars with Combat V, a Navy Commendation medal and two Navy Achievement medals.

After leaving the Navy, David wanted to continue to challenge himself, so he chose a career in law. In 2016, David graduated from the University of Connecticut School of Law and has been admitted...

Life-long resident of Mesquite.