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Flanagan Partners
Dennis O. Durocher, Attorney at Flanagan Partners

Attorney

Dennis O. Durocher

Overview

Dennis Durocher concentrates his practice in commercial, construction, and civil rights litigation, and civil appeals. He handles matters in oil and gas regulation, intellectual property disputes, and property ownership through acquisitive prescription. Before joining Flanagan Partners, he served as an assistant attorney general at the Louisiana Department of Justice, where he defended the state of Louisiana in civil rights and tort actions.

He holds a Ph.D. in French literature from Tulane University. He received his law degree from Loyola University New Orleans College of Law, where he served on the Loyola Law Review and graduated cum laude.

Professional Experience

  • Representing, as appellate counsel, local investors in a multimillion-dollar real estate dispute.
  • Representing a Fortune 500 company in a negligence claim involving Louisiana tort law and the Americans with Disabilities Act.
  • Representing the state of Louisiana in a variety of First Amendment, Fourth Amendment, Eighth Amendment, and Fourteenth Amendment cases.
  • Representing good-faith possessors in acquisitive prescription and possessory actions under Louisiana's blighted-property statute.
  • Representing a start-up LLC in a copyright-infringement dispute.
  • Representing parties in contract disputes in the oil and gas industry.
  • Representing parties in insurance coverage disputes.
  • Representing parties in multimillion-dollar construction contract disputes.

Representative Cases

  • Innovative Hist. Restoration, LLC v. Associated Hous. Contractors, LLC, 25-399, 2025 WL 3715629 (La. App. 5 Cir. 12/23/25)
  • MGMTL, L.L.C. v. Strategic Tech. Inst., Inc., No. 23-30298, 2024 WL 3949073 (5th Cir. Aug. 27, 2024)
  • McLin v. Twenty-First Judicial District Court, 79 F.4th 411 (5th Cir. 2023)
  • 1026 Conti Holding, LLC v. 1025 Bienville, LLC, 359 So. 3d 930 (La. 2023)
  • Fleming v. Spinnaker Ins. Co., 343 So. 3d 200 (La. App. 1 Cir. 6/3/22)
  • Stelly v. Duriso, 982 F.3d 403 (5th Cir. 2020) (court-appointed)
  • Atocha St. Charles, LLC v. Terpsichore Props., LLC, 294 So. 3d 1082 (La. App. 4th Cir. 2020)