Shella Deen

Our People

Shella Deen

Shareholder, Firmwide Litigation Chair

55 South Market St., Suite 900
San Jose, CA 95113

408-947-2483 | 408-287-2583

Shella Deen

Main Bio

Practice Overview

Shella Deen is the Chair of the firm’s Litigation practice, and for over 30 years has represented clients through all phases of litigation. Her practice focuses on complex business and intellectual property disputes involving trade secrets, patents, trademarks, breach of contract, breach of fiduciary duty, fraud, and unfair business practices. Shella’s clients, many of which are publicly traded, global, high tech companies, appreciate her ability to quickly analyze a dispute and determine the most practical manner for resolution, be it through early dispute resolution or trial. Prior to Hoge Fenton, Shella practiced law in South Kensington, London. Because of her expertise in global business disputes and her fluency in several languages, Shella is frequently consulted by clients and attorneys in disputes involving international companies, parties and transactions.

Practice Areas


  • French
  • German
  • Punjabi
  • Urdu


  • College of Law, Guildford, England (Solicitor’s Final Examination)
  • LLB., University of Buckingham, England with honors


  • California
  • U.S. District Court, Northern and Central Districts of California
  • U.S. Court of Appeals, Ninth Circuit
  • Solicitor, Supreme Court of England and Wales
  • U.S. District Court, Northern District of California, Early Neutral Evaluator and Mediator


Affiliation & Awards

Professional Activities

Shella is a member of the California State Bar, the Federal Bar Association, the Law Society of England and Wales, the William A. Ingram American Inns of Court, ChIPs (Silicon Valley Chapter), the Santa Clara County Bar Association, and has been a Board Member of the Santa Clara County Bar Association’s Women Lawyers Committee. She is also a member of the American Board of Trial Lawyers, South Asian Bar Association, and American Asian Bar Association. Shella teaches Trial Advocacy Skills at Stanford University Law School.


AV Preeminent® (highest level of professional excellence) Peer Review and Judiciary Rated

Martindale-Hubbell AV® Preeminent Women Lawyer

(CV, BV and AV are registered certification marks of Reed Elsevier Properties Inc., used in accordance with the Martindale-Hubbell certification procedures, standards and policies.)


Representative Experience

Recent Matters

  • Lead litigation counsel for a high-profile software company for claims of infringement, breach of contract, fraud, trade secret misappropriation, unfair competition, and business torts
  • Lead counsel for design and manufacturing company in multi-jurisdictional litigation
  • Lead counsel for leading technology company and internet printer against trademark infringement claims
  • Litigation counsel for business and IP disputes for a leading software company
  • Provided in-depth advice, counsel, review, and litigation strategy to a leading cloud native communications software company and lead counsel for two patent litigation cases venued in the Eastern District of Texas
  • Obtained early dismissal of a contractual dispute lawsuit and award of substantial attorneys’ fees and costs
  • Successfully negotiated a very favorable settlement for a software company (online and mobile banking) in its lawsuit for declaratory judgment of non-infringement and invalidity of patents
  • Defended an international semiconductor foundry in a patent infringement lawsuit relating to two method patents, prior to obtaining indemnity for defense
  • Successfully negotiated a very favorable settlement for a global provider of proprietary mobile messaging and Web solutions in claims regarding the ownership of patents and source code
  • Obtained summary judgment and an award of all attorneys’ fees for a U.S. publicly traded company (leading provider of interactive, protocol-based network solutions) in a multi party, contract damages claim
  • Successfully negotiated a very favorable settlement for a publicly traded U.S. mixed signal fabless semiconductor company involving three cases spanning three different jurisdictions in claims for securities commissions and defective products, totaling over $55M
  • Obtained a highly favorable result for a Taiwanese publicly traded chip manufacturer in a lengthy, complex, multi-national, binding international commercial arbitration regarding a $100+ million trade secret claim involving power amplifiers
  • Negotiated two very favorable settlements for a multi-billion dollar, publicly traded, U.S. company (global leader in manufacture, integration and support of IP-based, end-to-end networking and telecommunications solutions) in multi-million dollar commission and contractual disputes
  • Recovered almost $2M for a multi-billion dollar Taiwanese chip manufacturer, from a publicly traded U.S. company for breach of a joint development agreement (including resolution of issues of jointly owned intellectual property)
  • Successfully negotiated a favorable settlement prior to trial on behalf of a U.S. publicly traded electronics manufacturer, in a multi-million dollar commercial claim involving hard disk drives
  • Recovered $1M in royalties for an overseas publicly traded chip manufacturer
  • Successfully defended a publicly traded U.S. high tech company in two complex commercial claims totaling over $68M Both actions involved thwarting the plaintiffs’ attempts to obtain drastic prejudgment remedies

Speaking & Publications

Speaking Engagements

  • Woman’s Bootcamp: Marketing your Skills, South Asian Bar Association (SABA) of North America, April 18, 2019 (Program Award winner at the 2019 SABA conference)
  • Effective Mediation of Technology Litigation, Santa Clara County Bar Association, December 12, 2018


Mackrell International California Minority Counsel Program Best Places to Work 2019 Bay Area Green Business