SUMNER LAW FIRM

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Who we are

For over thirty-five years, Sumner Law Firm has been at the forefront of legal representation, offering unparalleled expertise and dedication in both high-stakes litigation and intricate business law affairs.

What We Do

We are dedicated to serving as a complete legal resource for both companies and individuals, ensuring all their needs are met with excellence. Our commitment lies in delivering top-tier representation while also optimizing cost-effectiveness.

What We Practice

From navigating intricate business litigation to facilitating seamless corporate transactions, we specialize in providing tailored legal solutions to meet the diverse needs of our clients. We focus on excellence and a commitment to achieving favorable outcomes.

OUR PRACTICES

Business Litigation

Sumner Law has a long and distinguished history litigating complex business cases in state and federal courts throughout the United States.

Employment Law

The employment litigation attorneys at Sumner Law approach these claims with utmost discretion and efficiency in order to minimize the risk to our client.

Whistleblower Retaliation

Sumner Law has recovered millions of dollars for our Clients in the Whistleblower and Retaliation cases. Many state and federal statutes provide that an employer may not retaliate against an employee for having exercised their right to report certain types of fraud or other wrongdoing.

Qui Tam Litigation

For the corporate client, an ounce of prevention is worth a pound of cure. The Qui Tam attorneys at Sumner Law have extensive experience in responding to the kinds of government inquiries that usually precede a Whistleblower claim.

Information Technology

Sumner Law is committed to helping companies evolve through beneficial information technology and telecommunications agreements.

Internal Corporate Investigations

The criminal defense and business attorneys at Sumner Law regularly provide counsel and investigatory services to corporations who suspect an employee, a group of employees, or a competing business has run afoul of the law.

False Claims Act

Sumner Law has extensive experience in, and has collected millions of dollars for our Clients in False Claims Act Whistleblower cases.

Construction Law

Construction law is complicated—you need an experienced advocate on your side. We will put in the time, effort, and resources to get you top results in a cost-conscious manner.

Competitor Misconduct

Sumner Law is highly experienced in representing and protecting each company’s interest against competitors. We represent companies in all varieties of competitor misconduct cases, including: unfair competition, solicitation, theft of trade secrets, and all other restrictive covenants.

Wrongful Death

With our unwavering commitment to excellence and decades of experience, our legal team is dedicated to representing victims and their families with the utmost integrity and tenacity.

Commercial Personal Injury

Our compassionate attorneys provide personalized attention, guiding you through every step of the legal process with empathy and understanding. We prioritize your well-being and strive to ease your burden while pursuing the justice you deserve.

Medical Malpractice

Sumner Law is highly regarded for its robust medical malpractice services, providing expert legal representation to individuals who have suffered due to medical negligence.

Civil Rights Violations

Sumner Law is a leading advocate for individuals whose civil rights have been violated, offering specialized legal services to address a wide range of injustices.

Criminal Defense

Sumner Law is a prominent legal firm specializing in criminal defense cases, offering expert representation to individuals

Premises Liability

Sumner Law is renowned for its comprehensive and client-focused premises liability services, addressing the legal needs of individuals who have suffered injuries on someone else’s property.

AWARD WINNING ATTORNEYS

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million won in cases for our clients.
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plus cases won in our firms history.
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plus years of Sumner Law Firm and counting.

OUR ATTORNEYS

Justin Sumner

Partner

Justin Sumner - Partner

Justin Sumner is a trial attorney involved in a wide range of general civil and complex commercial litigation matters in both state and federal courts around the country.

Steve Sumner

Partner

Steve Sumner - Partner

Steve Sumner is a nationally-recognized trial lawyer, having tried both civil and criminal cases that drew nationwide attention. For over 20 years, he has represented Fortune 500 companies and individuals in high profile disputes throughout the country.

Amanda Bridson

Partner

Amanda Bridson - Partner

Amanda Bridson is a partner in the firm’s Dallas office, and focuses her practice primarily on corporate litigation.  She has handled a wide range of disputes on corporate matters, such as information technology outsourcing agreements, non-solicit/non-compete agreements, whistleblower claims and trade secrets protection.

Mike Marley

Of Counsel

Mike Marley - Of Counsel

Michael J. Marley is a native of Southern California. Michael graduated magna cum laude. Michael worked as a trial lawyer for the County of Orange, where he practiced law for almost 15 years. He has worked extensively in every courthouse throughout Orange County.

David Schick

Of Counsel

David Schick - Of Counsel

David Schick is a trial attorney, having tried hundreds of cases before both juries and Judges.  After spending ten years as a state and federal prosecutor, he entered private practice.  He has represented Fortune 500 companies and individuals in both civil and criminal cases.

Kara Grimes

Of Counsel

Kara Grimes - Of Counsel

Kara Grimes is exceptionally experienced as the head of Sumner Schick’s Transactional Law division. Ms. Grimes also has extensive experience in the area of Complex Business Litigation and is well-versed in a wide range of commercial industry verticals.

EXEMPLARY MISSION

Our mission is to provide a comprehensive resource to meet all the legal needs for companies and individuals. In doing so, we provide the highest standard of representation in the most cost efficient manner.

SEASONED ATTORNEYS

Each of our Dallas attorneys’ area of concentration is a piece of the whole, and is instrumental in our ability to handle every aspect of our clients’ legal needs.

CLIENT FOCUSED

Communication is forthright, professionalism and discretion are requisite, and client relationships are paramount.

EXPERT KNOWLEDGE

From representing Fortune 500 companies and individuals in high profile disputes, to defending hundreds of depositions, our attorneys have achieved a level of knowledge that sets us apart.