Ms Katherine Perrelli > Seyfarth Shaw LLP > Boston, United States > Lawyer Profile

Seyfarth Shaw LLP
BOSTON, MA 02210-2028
United States
Katherine Perrelli photo

Work Department

Commercial Litigation; Trade Secrets, Computer Fraud & Non-Competes; Labor & Employment


Ms. Perrelli is a partner in the Litigation Department of Seyfarth Shaw LLP. She is a trial lawyer with over 25 years of experience representing regional, national, and international corporations in the financial services, transportation, manufacturing, technology, pharmaceutical, and staffing industries. Her commercial practice focuses on trial work and counseling in the areas of trade secrets and restrictive covenants, unfair competition and complex commercial disputes, including dealer/franchise disputes, and contract disputes. Her experience spans all forms of dispute resolution, including mediation and arbitration, as well as litigation in federal and state courts and before administrative agencies across the country. On the employment side, Ms. Perrelli’s practice focuses on trial work and counseling regarding executive compensation and employer compliance with the ADA, ADEA, Title VII and all other state and governmental laws affecting employers.


Ms. Perrelli is a certified Six Sigma Green Belt. Using Lean Six Sigma and project management methodologies, our SeyfarthLean approach delivers increased value to our clients at a time of increased market pressures and competitive demands. Seyfarth’s commitment to delivering legal services in a new way—with an emphasis on value and continuous improvement—has been praised by the Association of Corporate Counsel as being “five years ahead of every other AmLaw 200 firm.” Ms. Perrelli has been selected regularly as one of the state’s “Super Lawyers” in a joint survey conducted by the publishers of Law and Politics magazine and Boston magazine, as part of a special publication entitled “The Top Attorneys in the Northeast.”


American Bar Association; Massachusetts Bar Association; Boston Bar Associationl; New York Bar Association; Fellow of the Litigation Counsel of America


B.A., Skidmore College (1980); J.D., Western New England College School of Law (1984)

Lawyer Rankings

United States > Intellectual property > Trade secrets (litigation and non-contentious matters)

(Leading lawyers)

Katherine PerrelliSeyfarth Shaw LLP

Working closely with the firm’s IP and corporate departments on a myriad of cases, Seyfarth Shaw LLP’s dedicated trade secrets practice is consistently sought out by an array of entities operating in highly technical sectors, including automotive manufacturing, healthcare, and life sciences.  The team is praised by clients for its ‘exceptional expertise‘ in non-competes and restrictive covenants, an area in which the Boston-based Katherine Perrelli and Dawn Mertineit are key names. On the West Coast, Robert Milligan focuses on trade secrets, non-competes, and data theft cases, working with a diverse roster of multinationals. The Chicago-based Michael Wexler is noted for his expertise in high-tech matters, including electric vehicles and remote storage facilities. Los Angeles-based associate Joshua Salinas is recommended for his experience in trade secret misappropriation, unfair competition, and patent infringement. Scott Humphrey has left the practice.