Diana Conner is an associate in the Firm’s Litigation department. Her practice focuses on complex commercial litigation and white collar defense. From 2013 to 2014, Ms. Conner served as a law clerk to the Hon. Colleen McMahon of the United States District Court for the Southern District of New York.

Representative Matters

Represents not-for-profit foundation in civil asset forfeiture proceedings brought by the U.S. Government and in several private lawsuits brought under the Foreign Sovereign Immunities Act and the Terrorism Risk Insurance Act.

Represents financial guaranty insurers bringing claims in state court against investment banks that sponsored and originated residential mortgage-backed securities.

Advises investors in connection with potential claims arising from structured finance transactions, including analysis of rights and remedies under transaction documents and assessment of claims seeking repurchase of collateral.

Represented pharmaceutical company in federal multidistrict litigation against personal injury claims arising from the use of prescription drugs.

Represented law firm in federal court against claims of legal malpractice and breach of fiduciary duty.

Represents Islamic society asserting violations of its rights under the Religious Land Use and Institutionalized Persons Act on a pro bono basis.

Represented pro bono client in proceeding to seal state records concerning unfounded allegations of child neglect.


  • U.S. Court of Appeals, Second Circuit
  • U.S. District Court, Southern and Eastern Districts of New York 
  • New York
  • District of Columbia

Professional Activities

SPEAKING ENGAGEMENTS: Presenter, "Annual Post-Conviction Capital Defense Training Program," New York City Bar Association CLE Program (July 25, 2017)