Clark O'Niell is the global lead for AI, infrastructure, and cyber for Boston Consulting Group's Principal Investors & Private Equity practice. He is also a core member of the Technology, Media & Telecommunications practice at BCG. He joined the firm in November 2020 bringing extensive technology, strategy and investing experience serving both private equity and corporate clients.

Clark is an expert in infrastructure and cyber security, having worked with clients on R&D, sales and marketing, manufacturing, supply chain, strategic planning, portfolio strategy, digital transformation, and M&A.

Prior to joining BCG, Clark was a Partner with EY-Parthenon and held corporate strategy and M&A roles with EMC and Bain & Company. He began his career as a technologist at IBM and holds nine patents in semiconductor design.


  • MBA, Harvard Business School
  • BSE, biomedical engineering electrical engineering, Duke University