Warren T. Lazarow


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Warren Lazarow is nationally and internationally recognized as one of the market’s leading advisors to technology-focused companies and investors. Warren primarily focuses his practice on the corporate representation of public and private technology companies, venture capital and private equity firms, and investment banks. He is a boardroom-level advisor who frequently serves as outside general counsel, helping management teams, boards of directors, and investors shape and execute their business strategies, and providing experienced counsel on legal issues ranging from day-to-day corporate and regulatory matters to high-stakes strategic matters. Over the course of his career, Warren has handled more than 200 M&A transactions ranging from US$1 million to US$10 billion; more than 100 public offerings of equity, debt, and convertible securities, raising more than US$2.6 billion; and more than 1,000 private financings spanning initial seed financings, venture capital financings, growth capital financings, private equity financings, and recapitalizations.

Warren served as Chair of O’Melveny’s Global Corporate Department from September 2010 to March 2017 and continued as the Department’s Co-Chair until February 2021, marking more than a decade of leadership in total. He is currently a member of the Firm’s Executive Committee. Warren has been chosen four times for inclusion on Forbes Magazine’s prestigious “Midas List” of the technology industry’s Top 100 Dealmakers Worldwide. Law firm rankings publications, including Chambers & Partners (USA and Global guides), Legal 500, Global Counsel, IFLR, and Practical Law Company, have awarded him high rankings in listings of top lawyers for “Corporate/M&A,” “Capital Markets,” “Communications/Technology,” “Venture Capital and Emerging Companies,” and “Private Equity - Buyouts: $10 billion and above.” Legal 500, in its “Venture Capital and Emerging Companies” section, describes Warren as “highly recommended by clients in the [technology] space for his ‘truly significant experience’” and the “key person in the [industry] for all manner of corporate legal issues.” Chambers and Partners notes that Warren is “praised for his practical and intelligent advice” and that he is “particularly known for his representation of technology companies in the emerging companies space.” Numerous business and legal media outlets, including PE Hub Wire, FeedBlitz, The Deal, TechCrunch, The Daily Deal, Private Equity Law360, Term Sheet, The Recorder, The New York Times, The Wall Street Journal, BusinessWeek, Silicon Valley Business Journal, MSNBC, VentureBeat and CNN, have quoted Warren or covered transactions on which he has worked. He has spoken on issues impacting technology companies before audiences throughout the US, Japan, China, Singapore, Indonesia, Korea, Taiwan, Israel, and Europe.



  • French
  • Hebrew

Honors & Awards


  • Brooklyn Law School Annual Alumni Association, Co-Alumni of the Year Award, 2008

Professional Recognition

  • Recognized by IFLR1000® (2019 - 2021) as a Notable Practitioner in Technology & Telecommunications and Private Equity
  • Recognized by Best Lawyers® 2022 for Venture Capital Law in Menlo Park, CA; Warren has been listed in Best Lawyers® since 2012
  • Named by The Legal 500 US to its list of “Recommended Lawyers” (2008-2020)
  • Ranked on the ICFM list of top 500 leading lawyers in the world (2015)
  • Named by California Law Business to its list of “California’s Top 25 Lawyers Under the Age of 45”
  • Named by San Jose Magazine to its list of “Top Lawyers in the Silicon Valley”
  • Named by Global Counsel to its list of “Highly Recommended Lawyers for Private Equity/Venture Capital”
  • Named by Madison Who’s Who Among Executives and Professionals to its “Honors Edition”


Bar Admissions

  • California
  • New York


  • Brooklyn Law School, J.D., 1986: Notes Editor, Brooklyn Law Review; American Jurisprudence Award in Civil Procedure; Morris Scholarship
  • Princeton University, Princeton School of Public and International Affairs, A.B., 1982: cum laude

Professional Activities


  • American Bar Association
  • New York State Bar Association
  • California Bar Association

Board of Directors

  • Zyzzyva, a non-profit dedicated to fostering a lively community around the contemporary arts in the San Francisco Bay Area

Board of Governors

  • University Cottage Club, Princeton University


  • “The SEC’s Regulation of the Financial Press: The Legal and Constitutional Implications of the Misappropriation Theory,” Brooklyn Law Review
  • “Technology M&A Case Strategies: Acquisition of Clear Shape Technologies by Cadence Design Systems,” Aspatore Books

Press Releases

More than 50 O’Melveny Lawyers Recognized by Best Lawyers in America® 2022

August 20, 2021

O’Melveny Advises Spectro Cloud in $20 Million Series A Funding Round

July 29, 2021

O’Melveny Advises Lantronix in Agreement to Acquire Transition Networks and Net2Edge from Communications Systems Inc. for Up to US$32 Million

April 29, 2021

O’Melveny Advises Looped on $7.7 Million Seed Financing

March 4, 2021

O’Melveny Announces New Leadership Appointments

February 11, 2021

O’Melveny Advises Roostify on $32 Million Financing Round

January 27, 2021

O’Melveny Advises Strava on US$110 Million Financing Led by TCV and Sequoia

November 16, 2020

O’Melveny Advises SMART Global Holdings on Entry into an Acquisition Agreement for Cree, Inc.’s LED Products Business

October 19, 2020

O’Melveny Represents Menlo Micro in US$44 Million Series B Funding

October 15, 2020

More than 40 O’Melveny Lawyers Recognized in 35+ Practices by Best Lawyers in America® 2021

August 25, 2020

O’Melveny Acts for Autotech Ventures on Digital Motors Investment

February 20, 2020

O’Melveny Advises Orkus on Acquisition by SailPoint Technologies Holdings

October 17, 2019

In the News

Private Equity Wire: O’Melveny Advises Spectro Cloud in US$20m Series A Funding

July 30, 2021

Mergermarket: Direct listings attract interest as market awaits primary pioneer

April 5, 2021

Global Legal Chronicle: Looped's US$7.7 Million Seed Financing

March 16, 2021

Bloomberg Law: O’Melveny Announces New Leaders, Including Litigation, Corporate

February 11, 2021

The American Lawyer O’Melveny Expands Leadership Ranks, Naming Another Vice Chair and Group Co-Chairs

February 11, 2021

Global Legal Chronicle: Strava’s US$110 Million Series F Financing Round

December 2, 2020

The Deal: Strava Capital Loads for Sports App Performance

November 18, 2020

Private Equity Wire: O’Melveny Advises Strava on US$110m Financing Round Led by TCV and Sequoia

November 17, 2020

Law360: O’Melveny, Weil Guide Strava’s US$110M Fundraising

November 16, 2020

Sports Business Journal Newsletter: ESPN Executive Exodus Continues

November 16, 2020

Daily Journal: Autotech Ventures

March 3, 2020

The Deal: SailPoint Adds WestWave-Backed Orkus, OverWatchID

October 18, 2019

Alerts and Publications

The Door for Companies to Raise Capital Through Direct Listings on Nasdaq Is Now Open

May 25, 2021

Going Public? IPO v. SPAC v. Direct Listing Quick Reference Guide

March 10, 2021

No Walls in 2021? SEC Reopens the Door for Companies to Raise Capital through Direct Listings on the NYSE

December 29, 2020

Wall Stays Up a Bit Longer: The SEC Stays Its Approval of the NYSE’s Primary Direct Listing Rules

September 2, 2020

Another Brick Out of the Wall: NYSE and the SEC Open the Door for Companies to Raise Capital through Direct Listings

August 28, 2020

US$484 Billion in New Funds for CARES Act Small Business Loans and Health Care Programs

April 24, 2020

SBA’s Paycheck Protection Program and Economic Injury Disaster Loan Program

April 14, 2020

Another Brick Out of the Wall: NYSE Opens the Door for Companies to Raise Capital Through Direct Listings

December 4, 2019

Momentum Minutes: Going Public? How to Determine Whether a Direct Listing Is Right for You

November 6, 2019