525 South Main, Tulsa, OK 74103(918) 582-8877

Our Firm

Atkinson, Brittingham, Gladd, Fiasco, Edmonds & Annis is one of Oklahoma’s premier litigation law firms. In individual and collective experience, organizational structure, facilities, and its record of successful performance, the firm offers a unique resource of capabilities and services to its clients.

Atkinson Brittingham historically has centered its litigation practice in the areas of insurance defense, corporate defense, and the defense of those in professional services. Within these areas, the firm has specialized in the defense of clients involved in medical and legal malpractice, insurance, civil rights, general negligence, and manufacturers’ products liability issues. In addition to these areas of concentration, the firm offers expertise in many other litigation matters, including general civil actions, commercial litigation, creditors’ rights, employment, aviation, workers’ compensation, and securities law.

To maximize the efficiency of its practice, Atkinson Brittingham has a legal research and appellate department whose depth and capability provide a unique resource for the firm’s clients.

Atkinson Brittingham has built its practice and its reputation by diligent advocacy and service to its clients. The firm is proud to present its people, its reputation, and its capabilities for your consideration.

Our Organization

The law firm of Atkinson, Brittingham, Gladd, Fiasco, Edmonds & Annis is committed to excellence. The firm recognizes that it is comprised of individuals, who share common values and who are devoted to providing the highest quality of legal services to its clients. The firm constantly strives for the prompt, efficient, fair and just disposition of litigation and disputes entrusted to the firm. The firm acknowledges that it owes each of its clients individual allegiance and zealous representation, employing all appropriate legal means within the law to protect and enforce legitimate interests. The firm will never act out of self interest, but instead will persevere to protect and defend its clients regardless of the difficulty of the case. The firm is committed to a scheme of equitable compensation, driven by considerations of personal achievement, productivity and faithful adherence to ethical behavior.

Atkinson Brittingham has organized itself into litigation and legal services teams comprised of carefully selected, well qualified professionals and support staff.


The firm has built its successful team of lawyers by carefully recruiting talented individuals who have outstanding academic credentials and work histories.

Atkinson Brittingham has recruited and hired a number of lawyers who have worked in other professions before and during law school. This unique breadth of experience is an important advantage in bringing an understanding of our clients’ business and personal perspectives to our work as lawyers.

Support Staff and Services

The support systems and personnel at Atkinson Brittingham are organized to maximize client service and efficiency. The staff includes paralegals, a physician assistant/medical technologist, and a medical doctor who offer technical expertise that is invaluable in preparing witnesses and clients for trial.

In-house facilities include an integrated computer system and a complete library to support our research and appellate department.

Research and Appellate Department

The firm recognizes that success in the trial court can be short lived if the client does not also prevail on appeal. Atkinson Brittingham has an entire department staffed by attorneys who specialize in legal research, legal writing, and appellate advocacy.

The firm’s research and appellate attorneys work closely with the trial attorneys throughout the litigation process. This allows the trial attorneys to concentrate on discovery and trial issues while the research and appellate specialists focus on complex legal issues, legal writing, and motion practice. As an end result of this coordinated effort, clients of Atkinson Brittingham receive outstanding representation in the trial court and a superior record which will be instrumental in prevailing on appeal, if the need arises.

The firm’s research and appellate attorneys are licensed to practice before the Oklahoma appellate courts, the United States Court of Appeals for the Tenth Circuit, and the United States Supreme Court.