Oscar Gabriel Ayestaran

S. Chris Still is a top attorney recognized by Best Lawyers in the practice area(s) of Energy Law. S. Chris, who practices law in Birmingham, Alabama, has been recognized since 2009. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which S. Chris is held by other top lawyers in the same geographic and legal practice area.

Greg represents industrial and trade association clients in environmental law and policy matters, including related civil litigation and enforcement issues in state and federal courts. Clients turn to Greg to handle the range of issues related to hazardous waste compliance and policy at the federal and state levels. His more than 35 years of experience include work for retail chains, including pharmacies, on hazardous waste issues. Trade association and industrial clients include Claxton Poul...

Rene A. Treviño is a top attorney recognized by Best Lawyers in the practice area(s) of Litigation - Intellectual Property, Litigation - Patent and Patent Law. Rene A., who practices law in Houston, Texas, has been recognized since 2017. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Rene A. is held by other top lawyers in the same geographic and legal practice area.

Jon T. Kukucka is a top attorney recognized by Best Lawyers in the practice area(s) of Appellate Practice, Family Law, Family Law Arbitration and Family Law Mediation. Jon T., who practices law in Hartford, Connecticut, has been recognized since 2022. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Jon T. is held by other top lawyers in the same geographic and legal practice area.

Amanda Halter is a top attorney recognized by Best Lawyers in the practice area(s) of Environmental Law. Amanda, who practices law in Houston, Texas, has been recognized since 2022. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Amanda is held by other top lawyers in the same geographic and legal practice area.

John Iani, a partner with the firm's Environment, Energy & Resources practice, focuses his practice on helping clients in developing and structuring business and commercial endeavors, particularly in the areas of project development, energy, natural resources and fisheries. He also represents clients in environmental and regulatory issues before Congress, federal and state agencies, administrative bodies and the courts. John served as the Regional Administrator for Region 10 of the Enviro...

Thomas L. Penland, Jr. is a top attorney recognized by Best Lawyers in the practice area(s) of Energy Law. Thomas L., who practices law in Atlanta, Georgia, has been recognized since 2007. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Thomas L. is held by other top lawyers in the same geographic and legal practice area.

Jimar A. Sanders is a top attorney recognized by Best Lawyers in the practice area(s) of Real Estate Law. Jimar A., who practices law in Chattanooga, Tennessee, has been recognized since 2025. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Jimar A. is held by other top lawyers in the same geographic and legal practice area.

Anne Karl is a top attorney recognized by Best Lawyers in the practice area(s) of Health Care Law. Anne, who practices law in New York, New York, has been recognized since 2023. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Anne is held by other top lawyers in the same geographic and legal practice area.

As a founding partner of Hellmuth & Johnson, David has been creating strategic advantages for clients since the firm’s inception. He works with a diverse group of small, medium, and large businesses, financial institutions, non profit entities and individuals, primarily assisting in matters involving real estate, corporations, collection/creditor remedies, banking and financial, and business matters. David also represents a significant number of condominium and townhouse association...