About Jon

Jon O’Connell is a corporate attorney and founding member of Atrium’s legal team. Prior to joining Atrium, he practiced at Morrison & Foerster LLP and Wilmer Cutler Pickering Hale and Dorr LLP. His practice focuses on representing emerging companies and venture capital investors. Jon has acted as outside general counsel for hundreds of startup companies in industries ranging from food-tech to fin-tech. He advises startup clients on matters ranging from corporate governance, capital raising (including convertible debt, seed, and venture capital financings), commercial transactions, and M&A.

As a Partner at Atrium, Jon enjoys being the “go-to” advisor for startup clients and working with executive management to solve complex business issues in a timely manner. As Partner, he also leads professional development and culture across the firm.

Jon is also the General Manager of the Atrium Financing business unit, where he manages one of the most active venture capital financing teams in the industry, having completed over 50 preferred stock financings in 2018. Jon’s team has pioneered the development of industry-leading legal technology tools that automate workflows like complex pro forma cap table generation and the pre-closing signature collection process.

Education and

  • Morrison & Foerster LLP
  • Wilmer Cutler Pickering Hale and Dorr LLP
  • Santa Clara University School of Law
  • University of California, Santa Barbara

Practices and

  • Corporate
  • Emerging Companies
  • Venture Capital

“I joined Atrium to grow a better law firm from the ground up by utilizing technology to reduce the inefficiencies which frustrate lawyers and clients alike.”