Investment Stage

Focus Areas

About Investor

Susan McDonald is the Co-Founder and Chairman of Calculus Capital, a London-based venture capital firm focused on supporting innovative growth-stage businesses. She plays a key leadership role in the firm's investment strategy and portfolio development, with a particular interest in Cloud Infrastructure companies. Susan primarily supports Series A and Series B investments, where Calculus Capital typically invests between $1M and $4M, averaging around $2M per deal. With decades of experience in venture capital and corporate governance, she works closely with founders and management teams to help businesses scale sustainably. She is an excellent contact for infrastructure technology companies seeking strategic growth capital and long-term partnership.