Sidney Powell, P.C.
Sidney Powell practices the art of appellate advocacy. More and more, experienced trial and corporate counsel recognize the difference in skills needed to successfully represent clients on appeal and the advantage that an experienced federal appellate lawyer adds to the trial team. Whether the client seeks to affirm a large existing verdict or reverse an adverse result, retaining Sidney Powell P.C. will maximize chances of success.
Sidney Powell’s appellate experience is unparalleled. She has been lead counsel in more than 500 federal appeals resulting in more than 180 published opinions. Careful parsing of the record, thorough research, and persuasive legal writing are the hallmarks of the briefs filed by Sidney Powell, P.C.
The firm accepts only a few selected cases each year and gives each the personal time and attention it deserves. We craft our briefs to present each client’s case in the most persuasive, well-documented, and professional format possible. Our clients include lawyers, judges, prominent individuals, cities, and international corporations.
Representative Clients
Monte Hasie, former UBS broker
Berkshire Hathaway
Baron & Budd
James A. Brown, former Merrill Lynch executive
Hospital Corporation of America
Iowa Wireless
The County of Denton, Texas
Significant Reversals
Although statistically the Fifth Circuit reverses only approximately 15% of its cases, Sidney Powell has succeeded in reversing more than 50% of the cases in which she has represented the appellant and sought reversal. Some of our most significant reversals for our clients include:
US v. Brown (5th Cir. 2006)
We obtained the reversal of the conspiracy and fraud convictions of Merrill Lynch executives. [more]
US v. Hasie
Reversing 29 counts of financial crimes against UBS broker Monte Hasie.
Hodges v. Mack Trucks
Reversing $8 million judgment against Mack Trucks in a product liability action [more]
American Realty Trust v. Matisse Partners, No. 03-10462, (5th Cir. 2003).
We obtained the reversal of a multi-million dollar judgment that had been wrongly entered by the district court against American Realty Trust in a case involving breach of contract and fiduciary duties arising out of a consulting contract between this national real estate investment company and its consultants, Matisse Partners. The Fifth Circuit reinstated the jury’s findings that Matisse Partners had breached its contract with American Realty and had breached its fiduciary duties to the company.
Waste Control Services, Inc: 199 F.3d 781 (5th Cir. 2000)
We obtained the reversal of a district court’s dismissal of a complex case involving issues of pre-emption, removal and remand, artful pleading and federal jurisdiction.
AT & T: 154 F.3d 226 (5th Cir 1998)
Sidney Powell was co-counsel on the AT&T team which succeeded in obtaining a reversal of the district court’s declaration that a section of the Federal Telecommunications Act was unconstitutional.
Musser Davis Land Companies: 201 F.3d 561, 145 Oil & Gas Rep. 282 (5th Cir. 2000)
Sidney Powell was lead counsel for Union Pacific Resources and succeeded in obtaining a reversal of the district court’s decision which had adversely affected the ability of oil companies to perform seismic testing in Louisiana. [more]


