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A Strategic Litigation Firm

Serving clients in high-profile, complex cases at the intersection of law, business, and politics.

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What We Do

Based in Dallas, we fight for the traditional rights of businesses, associations, nonprofits, religious groups, individuals, and government leaders in federal and state courts across the U.S. From trials and appeals to investigations and administrative proceedings, we confront and defeat overreach from both state and private actors.

We help

businesses, governments, associations, religious institutions, nonprofits, and other clients whose values strengthen our communities.

We defend

those who have been targeted in federal and state courts throughout the country, from trial through appeal.

We litigate

commercial disputes, class actions, employment suits, and other matters against those who violate our clients’ liberties.

We advise

clients with commercial, non-profit, and legislative needs to achieve their goals and mitigate risk.

Strategic Litigators

John C. Sullivan

John represents clients in complex appellate and trial court litigation, including class actions, commercial disputes, administrative actions, employment matters, and investigations. He has argued numerous cases in federal courts of appeals throughout the U.S. and the Texas Supreme Court.

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Jace R. Yarbrough

Jace is a trial litigator, serving clients in commercial disputes, class actions, employment suits, and legislative matters. Jace cut his teeth in elite firms serving global companies through high-stakes commercial and intellectual property litigation in both federal and state courts.

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Cliff P. Riley

Cliff is trusted to take charge of high-stakes cases for a wide range of clients, including Fortune 100 companies, high-net-worth individuals and investors, high-profile politicians and public figures, and individuals and families who have been harmed. 

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Representative Clients

We are proud to fight for the traditional rights of businesses, associations, nonprofits, and government leaders, including:

  • Rumble Inc.
  • X Corp.
  • Texas Bankers Association
  • American College of Pediatricians
  • The State of Oklahoma
  • Members of Congress, including Senator Ted Cruz and Congressman Jim Jordan
  • Thomas More Society
  • Texas Right to Life

Recent Opponents

Our firm is also dedicated to representing individuals and businesses against politically motivated overreach by both public and private actors, including:

  • The Biden Administration’s EEOC and HHS
  • (Former) Attorney General Merrick Garland
  • The Consumer Financial Protection Bureau
  • The City and County of San Francisco
  • The Chicago Transit Authority
  • Media Matters for America

In the News

Corporate Transparency Act Blocked Nationwide by Texas Court

December 3, 2024

X Corp., Rumble File Antitrust Suits Against World Federation of Advertisers on Boycott Claims

August 8, 2024

Wake Up Call: Musk Lawyers Formerly With Texas Attorney General

November 22, 2023

Texas Judge Expands Hold On CFPB’s Small-Biz Lending Rule

October 26, 2023

Office

610 Uptown Blvd.,

Suite 2000

Cedar Hill, TX 75104

John C. Sullivan

[email protected]
Office: (469) 523-1351

Jace R. Yarbrough

[email protected]
Office: (469) 523-1351

Cliff P. Riley

[email protected]

Office: (805) 428-3304

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Strategic Litigation Boutique


610 Uptown Blvd.,
Suite 2000
Cedar Hill, TX 75104

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