Kosta Kolev is co-founder and CEO of Calliper, a collaborative-analytics platform that uses machine learning to unify a company's key data sources into an accessible "mission control" for every team. An engineer turned product manager and designer, he spent over a decade helping startups reach product-market fit and launched ventures with Fortune 500 companies at BCG Digital Ventures, building products across London, Hong Kong, and Berlin. Calliper was backed by Sequoia through its Arc Europe programme.