London Business School is world-renowned as an elite higher education institution, built on pillars of academic excellence, dynamic culture, and deep relations with partners. Their rich partner ecosystem comprises alumni, leaders from top organizations worldwide, and fellow business schools. To better engage with their partners and provide a superior experience, London Business School uses Microsoft Azure Active Directory (AD). This service enables the school to integrate partners into their network using their own identities, securely and with minimal management or overhead. Azure AD B2B collaboration currently impacts 45,000 London Business School users, which is projected to grow to at least 100,000 in the next ten years.