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Geary, Porter & Donovan, P.C.

United States 2024


Content is provided by the firm.
The law firm of Geary, Porter & Donovan, PC, offers an experienced team of sophisticated and highly professional attorneys committed to personal and individual client services across a broad range of legal practice areas.

The firm traces its roots to 1958 in downtown Dallas. The firm moved to our present location in 1992. Our lawyers represent individuals, entrepreneurs, and small and large businesses.

Several of our attorneys are certified by the Texas Board of Legal Specialization in family law, estate planning and probate, tax law, commercial real estate law, and civil trial law. All of our attorneys are skilled and competent representatives of their sections within our firm. The sections are:

Ad valorem / property tax law

Business litigation

Business organization

Commercial real estate

Employment law

Family law

Oil and gas / energy law

Wills, trusts and estate planning

Throughout our practice, we are committed to high quality legal services. The firm employs the latest technology to serve the evolving needs of our clients. As shareholders and associates of a mid-sized law firm, we enjoy the pleasure of handling our cases personally, with attention to each individual or business client's unique set of circumstances, goals, and legal needs. We invite you to contact our Dallas Texas law firm today for sound and experienced individual and business legal services.

Our law firm represents individuals and businesses nationally and throughout the state of Texas; including Dallas, Tarrant, Collin, Denton, and Harris Counties; and in the communities of Highland Park, University Park, Farmers Branch, Coppell, Carrolton, Addison, Richardson, Arlington, Fort Worth, Plano, Allen, Frisco, McKinney, and Denton.


Geary, Porter & Donovan, P.C. is metro ranked in 1 practice areas. Best Law Firms rankings are based on a rigorous evaluation process.

Read how Best Law Firms ranks firms

Metro Rankings

Dallas/Fort Worth
Tier 1 for Family Law


Regional Rankings

Dallas/Fort Worth
Tier 1 for Family Law

Practice Areas

The below are areas of legal specialty volunteered by the firm and do not designate a specialty in which a Best Law Firms ranking is held.
  • Commercial Finance Law
  • Commercial Litigation
  • Energy Law
  • Family Law
  • Labor and Employment Law - Employee
  • Litigation - Real Estate
  • Oil and Gas Law
  • Real Estate Law
  • Tax Law
  • Trusts and Estates

Individuals Recognized in The Best Lawyers in America®

Geary, Porter & Donovan, P.C. has 1 lawyers recognized for individual performance in the 2024 edition of The Best Lawyers in America®. By receiving this Best Lawyers recognition from their peers for their professional excellence, these lawyers made Geary, Porter & Donovan, P.C. eligible for evaluation for Best Law Firms rankings. For almost two decades, Best Lawyers has awarded these singular accolades, making them the foundation of our Best Law Firms awards. Read more about our Best Lawyers process here.
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Main Location

Addison, TX
16475 Dallas Parkway, Suite 400
Addison, TX 75001-6837
United States
972-931-9901 Call our Addison, TX location at 972-931-9901 Get Directions Get directions to our Addison, TX location

Office Locations

Management and Personnel

Michael P. Geary
Vice President
James T. Porter
Daniel P. Donovan
Vice President


Ad Valorem/Property Tax
Daniel P. Donovan
Business Litigation
Daniel P. Donovan
Business Organizations
Jeffrey L. Fisher
Commercial Real Estate
James T. Porter
Employment Law
Nancy L. Waters
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