Relentless Preparation,
Efficient Resolution

Ryan Law advocates for businesses in a wide range of federal, state, and local tax controversies. We strive to exceed client expectations through the effective litigation of disputes at the audit/appraisal district, administrative, trial, and appellate levels.

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Why should you choose Ryan Law?

We offer a team of experienced tax attorneys who emphasize creative advocacy. The firm focuses exclusively on tax litigation and controversies.

We work closely with our clients and tax professionals to develop sophisticated and effective tax litigation strategies. Our attorneys’ decades of experience in high-stakes tax litigation give us a considerable base of knowledge and the opportunity to create ongoing relationships with key individuals and institutions.

Our lawyers are active in speaking at local and national conferences and in serving in leadership roles in federal, state, and local tax organizations, as their bios reflect.

Our Areas of Expertise
Corporate Franchise Tax
Credits & Incentives
Federal Income Tax
Oil & Gas Royalty
Property Tax
Sales & Use Tax
Texas Workforce Commission Appeals

Latest News
Rosario Doriott Domínguez and Hastings Woolston Speak on Recent Trends in Oil and Gas Royalty Appeals and Strategies to Overcome Judicial Deference

Ryan Law partner Rosario Doriott Domínguez and attorney Hastings Woolston, both of Ryan Law’s Denver Office, recently spoke on the topic of Recent Trends in Oil and Gas Royalty Appeals…Read More

Featuring Pamela Boyd, Senior Legal Assistant 

Ryan Law Firm, PLLC (Ryan Law) is pleased to highlight Pamela Boyd, Senior Legal Assistant based in our Fort Worth office. Pamela supports Partner Lyndsey Cheek and her team, who…Read More

Featuring Jessica Tienken, Legal Assistant

Ryan Law Firm, PLLC (Ryan Law) is proud to spotlight Jessica Tienken, a Legal Assistant based in our Dallas office. Jessica works closely with attorney Jeff Nanson and his team,…Read More


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