Billy Robinett

Brian E. Simmons focuses on all facets of intellectual property law, including patent and trade secret litigation; patent counseling; due diligence investigations for investments, acquisitions, and divestitures; technology transfers, joint developments, and other research agreements; licenses; transactions involving IP; and risk consulting. Mr. Simmons has represented clients in a variety of matters in the chemical arts after serving as a senior research chemist prior to practicing law. His e...

Andrew Sullo is a top attorney recognized by Best Lawyers in the practice area(s) of Personal Injury Litigation - Plaintiffs. Andrew, who practices law in Houston, Texas, has been recognized since 2026. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Andrew is held by other top lawyers in the same geographic and legal practice area.

W. Cleland Dade is a top attorney recognized by Best Lawyers in the practice area(s) of Corporate Law, Energy Law and Mergers and Acquisitions Law. W. Cleland, who practices law in Houston, Texas, has been recognized since 2019. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which W. Cleland is held by other top lawyers in the same geographic and legal practice area.

Some cases are complex because of the mountains of ​evidence at issue; others because of the technical complexity of the industry involved. Either way, John Deis has a knack for distilling his cases down to the core issues and clearly presenting his client’s side to judges and juries. Mr. Deis once spent four days living aboard an oilrig offshore of Libya in order to understand how various equipment worked and the crew's performance. This was key to disproving his opponent’s conte...

David Sheinbein has a nationwide mergers and acquisitions practice in which he has closed over a billion dollars in business transactions. As a leading corporate transactional attorney, he is well-known for helping his clients find practical, value-oriented, and timely solutions. His clients include both private and public middle-market and large companies throughout the United States. David represents buyers and sellers of stock and business assets and borrowers and lenders in commercial fin...

John W. Meyer is a top attorney recognized by Best Lawyers in the practice area(s) of Immigration Law. John W., who practices law in Houston, Texas, has been recognized since 2010. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which John W. is held by other top lawyers in the same geographic and legal practice area.

Katherine (Kit) Flanagan handles all areas of employment law for employers, including matters involving: Claims of sex, age, national origin, race, disability and pregnancy discrimination and harassment Retaliation and whistleblower claims Wrongful termination claims Other employment-related litigation Drug and alcohol testing Employment policies and handbooks Counsel and advice regarding employee investigations and employment contracts Kit's practice focuses primarily on employment litigatio...

J. Bradley Spalding is a top attorney recognized by Best Lawyers in the practice area(s) of Employment Law - Management. J. Bradley, who practices law in Houston, Texas, has been recognized since 2020. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which J. Bradley is held by other top lawyers in the same geographic and legal practice area.

Jason S. McManis is a partner at AZA and the head of AZA’s intellectual property group. He is a skilled trial lawyer with extensive experience in front of the jury in courtrooms across the United States. IAM Patent 1000 ranks Mr. McManis as a leading patent litigator and highlights that he “is often brought in to take over cases from previous counsel” while commending his ability to “adapt to changing circumstances with alacrity.” Mr. McManis represents both plai...

Bob Collie serves as bond, disclosure, and underwriters’ counsel in tax-exempt bond transactions for clients including cities, counties, school districts, and special authorities throughout Texas. He has also worked on education, transportation, utility, aviation, port, convention center, and sports facility financings. Bob draws on his experience as City Attorney of Houston to represent local governments as special counsel in joint public/private development, election, redistricting, a...