Stephanie Zeppa is a partner in the Corporate & Securities Group in the firm's San Francisco office. Her corporate expertise spans businesses in a variety of industries including software and information technology, life sciences and healthcare and food and beverage.

Areas of Practice

Nationally recognized as a leading venture capital and M&A lawyer, Chambers USA’s Guide to Leading Lawyers noted Stephanie is described by clients as "a very solid ally on your team," "a very logical and fast thinker" and "an excellent negotiator" with a "broad understanding of issues."

Stephanie has extensive experience representing both private and public companies in a wide range of transactions including mergers and acquisitions, investments and strategic transactions as well as corporate governance matters. She also represents emerging growth companies, founders, institutional and strategic investors in connection with formation, financing and exits of emerging growth and technology companies.

Stephanie is a Leader of the firm’s Emerging Companies and Venture Capital Team.



Representative Financing Transactions

  • Represented Trov, Inc. in a financing led by London-based venture capital firm Anthemis Capital Managers Limited.
  • Represented an early-stage startup building next-gen analytics infrastructure in its venture capital financing.
  • Represented WiserCare, Inc., a developer of healthcare decision support solutions, in its convertible note financing round, which was led by UnityPoint Health Ventures.
  • Represented 11 Honore, Inc., a premier online shopping platform offering designer runway styles in sizes 10 to 24, in its Series A Preferred Stock financing. 
  • Represented top tier venture capital investors in their investments in the $50 million preferred stock financing of a leading immunology company.
  • Represented leading venture capital investors in their investment in the $65 million preferred stock financing of a bio-technology solutions company.
  • Represented venture capital arms of domestic and foreign companies in strategic investment transactions with values between $10 million and $100 million.
  • Represented private equity syndicate in investment in encryption software company providing security solutions for governmental entities and defense contractors.
  • Represented private equity fund in connection with its ownership interest in California based beverage company.
  • Advised private equity group of multiple billion-dollar pension fund on execution of private equity investments
  • Represented leading venture fund investors in multiple debt and equity financing transactions in early and later stage technology companies including Liquid Space, SV Tools, Kiip, Bitfinder, Delighted, InvoiceASAP, MobilePD, Ekahau, DNA Direct and Reaction Housing Systems.
  • Represented a diverse range of technology companies in connection with equity formation and financing matters including Optera Therapeutics, 11 Honoré, Finexio, Captains Panel, WiserCare, HealthLoop, LivWell Health, Jurni, PrazoNow, Synthicity, ServiceMesh, Urban Canvas, Caressa.ai, Tutor Mundi, Theia.IO, BillForward, and Zordera.

Representative M&A Transactions

  • Represented Sony Interactive Entertainment in connection with the acquisition of Firewalk Studios™ from ProbablyMonsters Inc.
  • Represented Ready at Dawn in its acquisition by Facebook.
  • Represented gamigo/MGI in its acquisition of KingsIsle Entertainment.
  • Represented digital media agency complete its global acquisitions strategy.
  • Represented Sony Interactive Entertainment in connection with the acquisition of Insomniac Games.
  • Represented Mobile Hi-Tech Wheels in connection with the sale of its capital stock to Wheel Pros, LLC.
  • Represented HealthLoop Inc. in its sale to GetWell Network.
  • Represented Gigavac in its sale to Sensata Technologies Inc. (NYSE:ST).
  • Represented a leading private equity fund in connection with its acquisition of California based food and beverage company.
  • Represented Diageo Plc in its sale of Chalone Estate Vineyard (producer of award-winning Chardonnay and Pinot Noir in the Chalone appellation in Monterey County) to Foley Family Wines.
  • Represented Diageo Plc in the acquisition of its U.S. and British wine units by the Australia's Treasury Wine Estates (TWE.AX).
  • Represented cloud management startup ServiceMesh in its $300M acquisition by CSC (NYSE: CSC).
  • Represented Walz Group in its sale to LenderLive Services.
  • Represented Synthicity, the maker of Urban Canvas, in its acquisition by Autodesk (NASDAQ: ADSK).
  • Advised on Experian's separate acquisitions of MetaReward, a leading online customer acquisition company; PromiseMark, a developer of online consumer protection software; and ThermoMedia, an Internet-based marketing company.
  • Represented Essence Digital, an award winning digital agency with global reach and Fortune 100 technology clients, in acquisition of mobile advertising company Point Reach, and digital media group Black Bag.
  • Advised on the sale of Paymo to Boku, a mobile payment provider.
  • Represented DNA Direct in its sale to Medco Health Solutions.

Representative Intellectual Property, Commercial Debt & Other Strategic Transactions

  • Acted as company counsel in spin-outs of therapeutic and related intellectual property assets and software development and related intellectual property assets from UCSF, UCLA and UC Berkeley.
  • Represented digital play studio Toca Boca in licensing deals with Amazon and Microsoft.
  • Represented multibillion dollar European consumer products company in connection with strategic partnership agreement with digital media and content publisher.



Mergers and Acquisitions, Legal 500, 2014-2018

Corporate/M&A: Venture Capital, Chambers


Media Mentions

  • Daily Journal, 06.04.2019
  • Getting In With the Emerging Crowd
    The Recorder, 05.09.2015
  • Wearable Technology Poses Regulatory Quandaries
    Law360, 05.05.2015
  • Synthicity Sells to Autodesk With Help From Sheppard Mullin
    Daily Journal, 04.30.2015
  • Sheppard Mullin Guides Toca Boca Licensing With Amazon
    Daily Journal, 12.30.2014
  • Sheppard Mullin Helps Toca Boca in Agreement
    Daily Journal, 10.23.2014
  • Sheppard Mullin Guides App Developer in Tablet Agreement
    The Recorder, 10.16.2014
  • Is Video Game Money Subject to Taxation?
    Daily Journal, 09.23.2014
  • Law360, 08.13.2013

Speaking Engagements

  • Speaker, "Working with advisors: Key Terms and Equity Grants," Nex Cubed, August 2019
  • Speaker, "Term Sheet Overview: Top Terms To Understand," NexCubed, September 13, 2017
  • Moderator, "Nobody Accomplishes Success by Themselves: Building and Motivating Teams," San Francisco, April 7, 2016
  • Panelist, "Digital Health Innovation: Project to Product, Gladstone Institute, San Francisco, May 14, 2014




Advisor, VLAB

Advisor, Nex Cubed Digital Health program

Catalyst Award Program Advisor, Clinical and Translational Science Institute - UCSF

Advisor, Astia

Board Member, Compass Family Services

Member, California Bar Association

Digital Media


J.D., University of California, Hastings College of the Law, 1999, magna cum laude, Order of the Coif

B.A., Pepperdine University, 1994, cum laude


  • California
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