Peter E. Sperling

Mr. Wittmann concentrates his practice in commercial litigation, class actions, toxic tort litigation, products liability and antitrust matters. He has extensive trial experience, maintains an active litigation practice and is a frequent lecturer. He also has an active family law practice. Mr. Wittmann joined Stone Pigman in 1961.

Melissa Lessell partners with her clients faced with professional liability and complex commercial litigation matters. She helps professionals navigate through disciplinary actions, ethics investigations, malpractice, negligence and breach of fiduciary duty claims and lawsuits. Forming partnerships with her clients, Melissa Lessell tirelessly defends them in professional liability and complex commercial litigation matters. She helps professionals navigate through disciplinary actions, license...

Terry Knister has more than 30 years of litigation experience in both bench and jury trials and also on appeal. His practice is concentrated on toxic tort and environmental litigation with an emphasis on class action and mass tort cases. He has served as lead trial counsel in numerous cases involving allegations of personal injury, property devaluation/damage, and remediation as a result of chemical exposure and/or contamination. These matters typically include thousands of plaintiffs seeking...

Mr. Colbert is a Louisiana Board Certified Tax Law Specialist and his practice is dedicated to matters of taxation. He joined Stone Pigman in 1997 and was admitted to the bars of Louisiana and Mississippi in 1978 and of the District of Columbia in 1979.

Madeleine Fischer is special counsel in the Litigation Practice Group. She focuses on insurance coverage and claims handling disputes. Madeleine has represented clients in litigation for almost 40 years and has extensive trial experience in state and federal courts. She has represented a variety of policyholders and insurance companies in insurance coverage and bad faith litigation. Besides insurance coverage and bad faith litigation, her practice also extends to appellate practice, class act...

Cynthia Nicholson’s practice is centered on oil and gas transactions with respect to lands located within the State of Louisiana as well as those located on the Outer Continental Shelf (OCS). She regularly documents and negotiates acquisitions and divestitures of both onshore and offshore properties, and has extensive experience with many types of transaction structures including mergers, asset and stock acquisitions and sales. She regularly counsels clients on a wide range of regulator...

Selected for inclusion in The Best Lawyers in America for Personal Injury Litigation - Defendants since 2011 Practice Concentration & Experience Summary: Ms. Mahoney has over ten years litigation experience in Louisiana state and federal courts. She is known for excellent client service through cost-effective means. Other Professional Experience: Attorney and Partner, Krebs Farley & Pelleteri, LLC, New Orleans, Louisiana, 2001 - 2006 Attorney, McGlinchey Stafford, PLC, Admiralty Secti...

James D. Rhorer is a top attorney recognized by Best Lawyers in the practice area(s) of Oil and Gas Law. James D., who practices law in New Orleans, Louisiana, has been recognized since 2025. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which James D. is held by other top lawyers in the same geographic and legal practice area.

Ms. Doucette joined Ogletree Deakins in 2009. She practices primarily in the area of employment litigation and represents management in claims arising under Title VII, ADA, FMLA, ADEA, as well as other federal and state employment laws. She also regularly represents employers in various state and federal administrative proceedings. Ms. Doucette has significant experience with litigating employment matters in a variety of business sectors such as construction, insurance, banking, hospitality, ...

Nan Alessandra represents employers in both the public and private sectors in the defense of discrimination, harassment and retaliation claims for age, gender, disability, race, religion, national origin, and other protected categories. Her litigation experience includes the defense of EEOC and other administrative charges filed through the various federal and state court agencies, as well as defense of legal claims filed at both the judicial level, as well as through the arbitration process....