Gary Marshall represents emerging growth companies at all stages, as well as the venture capital firms, strategic investors and investment banks that finance those companies. In addition to providing strategic counseling, he advises entrepreneurs and investors on corporate formation, equity incentives, convertible note and preferred share financings, securities law compliance, corporate governance, public offerings and mergers and acquisitions.
He represents private and public companies, primarily in the software, technology, cleantech, life sciences, consumer product, and digital media and entertainment sectors. Prior to joining Osler, Gary worked at a Silicon Valley-based legal advisor to emerging growth companies and venture capital investors, and at a London-based venture capital and private equity investment firm.
While at Stanford University, Gary was a member of the United States National Swimming Team and was the United States National Champion in the 200 meter breaststroke and NCAA Champion in the 100 yard breaststroke.
Representative Work
- Tailscale
Tailscale in its acquisition of Border0
- SRTX Group
The SRTX Group (Sheertex) in its transaction implemented under the Bankruptcy and Insolvency Act
- Taalas
Taalas in its raising of US$169 million
- BioRender
BioRender in Dimension Capital’s investment at a $900-million valuation
- Genesys Capital
Genesys Capital in Enspire DBS Therapy’s $10.3-million Series B1 financing
- Impression Ventures
Impression Ventures in 401GO’s $33-million Series B financing
- AmacaThera
AmacaThera in its licensing agreement with Pacira Biosciences for US$230 million
- Genesys Capital
Genesys Capital in connection with Antegrade Medical’s $7.3-million Series Seed financing
- Kompliant Inc.
Kompliant in its acquisition by LegitScript
- 1Password
1Password in its $100-million secondary sale
- Ridge Ventures
Ridge Ventures in its lead investment in Tato’s $5-million Seed financing
- CoVet
CoVet in its securing of growth funding
- Impact America Fund
Impact America Fund in connection with Nest Health's $12.5-million Series A round
- Inovia Capital
Inovia Capital in connection with Cavelo’s $5-million Seed Extension round
- Btomorrow Ventures
Btomorrow Ventures in its investment in AWAKE Chocolate
- Goldman Sachs
Goldman Sachs in connection with Conquest Planning’s US$80-million Series B financing round
- Untether AI
Untether AI in its strategic transaction with Advanced Micro Devices
- Adaptis Technologies
Adaptis Technologies in its US$4-million Seed financing
- Tailscale
Tailscale in its US$160-million Series C financing
- Ribbon AI
Ribbon AI in its $8 million financing
- Maverix Private Equity
Maverix Private Equity in connection with Raptor Maps’s securing of $35-million financing
- SRTX
SRTX in its US$25-million convertible debt financing
- Impression Ventures
Impression Ventures in connection with Ned’s $4.2-million Seed financing
- Andreessen Horowitz
Andreessen Horowitz in connection with Scribenote’s $8.2-million Seed financing
- Synex Medical
Synex Medical in its raising of $21.8-million Series A financing
Tailscale in its acquisition of Border0
The SRTX Group (Sheertex) in its transaction implemented under the Bankruptcy and Insolvency Act
Taalas in its raising of US$169 million
BioRender in Dimension Capital’s investment at a $900-million valuation
Genesys Capital in Enspire DBS Therapy’s $10.3-million Series B1 financing
- Impression Ventures
Impression Ventures in 401GO’s $33-million Series B financing
- AmacaThera
AmacaThera in its licensing agreement with Pacira Biosciences for US$230 million
- Genesys Capital
Genesys Capital in connection with Antegrade Medical’s $7.3-million Series Seed financing
- Kompliant Inc.
Kompliant in its acquisition by LegitScript
- 1Password
1Password in its $100-million secondary sale
- Ridge Ventures
Ridge Ventures in its lead investment in Tato’s $5-million Seed financing
- CoVet
CoVet in its securing of growth funding
- Impact America Fund
Impact America Fund in connection with Nest Health's $12.5-million Series A round
- Inovia Capital
Inovia Capital in connection with Cavelo’s $5-million Seed Extension round
- Btomorrow Ventures
Btomorrow Ventures in its investment in AWAKE Chocolate
- Goldman Sachs
Goldman Sachs in connection with Conquest Planning’s US$80-million Series B financing round
- Untether AI
Untether AI in its strategic transaction with Advanced Micro Devices
- Adaptis Technologies
Adaptis Technologies in its US$4-million Seed financing
- Tailscale
Tailscale in its US$160-million Series C financing
- Ribbon AI
Ribbon AI in its $8 million financing
- Maverix Private Equity
Maverix Private Equity in connection with Raptor Maps’s securing of $35-million financing
- SRTX
SRTX in its US$25-million convertible debt financing
- Impression Ventures
Impression Ventures in connection with Ned’s $4.2-million Seed financing
- Andreessen Horowitz
Andreessen Horowitz in connection with Scribenote’s $8.2-million Seed financing
- Synex Medical
Synex Medical in its raising of $21.8-million Series A financing
Latest Insights
-
Osler Update January 29, 2026
Evolving needs for Emerging and High Growth Companies: Series A stage
Learn about commercial and employment considerations for emerging, high-growth companies at the Series A stage.
Read more -
Osler Update May 28, 2025
Should founders incorporate their startups in Canada or the United States?
For startup founders, the question of whether to incorporate their companies in Canada or the United States is not a straightforward one.
Read more -
Report May 14, 2025
2024 Deal Points Report: Venture Capital Financings
Osler's fourth annual comprehensive report on venture capital and growth equity financing transactions in Canada’s emerging and high growth...
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Osler Update November 13, 2024
Tax benefits of being a CCPC as a Canadian startup company
A Canadian company that qualifies as a “Canadian-controlled private corporation” (CCPC) under the Income Tax Act (the Act) is eligible to...
Read more
Awards and Recognition
-
Recognized in Technology Transactions
—The Canadian Legal Lexpert Directory -
Recognized as “One to Watch in Canada” in Securities Law
—Best Lawyers
Media Mentions
-
Osler News June 29, 2023
29 Osler lawyers recognized in Lexpert Special Edition: Technology and Health 2023
Congratulations to 29 of our lawyers for their inclusion in the Lexpert Special Edition: Technology and Health 2023.
Read more -
Osler News February 14, 2022
Osler welcomes 17 new partners and 2 new counsel in 2022
Osler is proud to announce the addition of 17 new partners and two new counsel across our offices in Toronto, Montréal, Calgary, Ottawa and...
Read more
Speaking and Writing
Speaking Engagements
Corporate Law in The Venture / Tech Context
Queen’s University Faculty of Law
Panelist, February 2020
Startup Law
UCLA Anderson School of Management
Speaker, November 2015; November 2016; April 2018
Entrepreneurial Finance
University of Southern California Marshall School of Business
Guest Instructor, February 26, 2018
Startup Law
SoFi Entrepreneurship Speaker Series
Speaker, August 2016; June 2017
Board Basics
UCLA Office of Intellectual Property
Speaker, August 24, 2016
Securities Act Exemptions/Private Placements
Cooley LLP
Speaker, July 6, 2016
Patents and Startups: Is the Patent System Working?
UCLA Department of Economics
Speaker, May 16, 2013
Credentials
Education
- University of California, Los Angeles, J.D.
- University of California, Los Angeles, M.B.A.
- Stanford University, B.A.
Languages
- English
Professional Affiliations
- Ontario Bar Association
- Canadian Venture Capital Association
- State Bar of California