Ben Keller

Ben Keller is the Co-Founder and Chief Executive Officer of Propify, a property technology startup focused on building unified application programming interfaces for the property management industry. Before launching his current venture, he began his professional career working within the real estate private equity sector, where he developed foundational domain expertise in property markets and investment strategies. Transitioning from commercial real estate into the B2B SaaS industry, Keller joined HubSpot as the software company's first product manager dedicated to its customer relationship management platform. In this capacity, he directed the initial zero-to-one product development of the HubSpot CRM, establishing the core architecture for what has subsequently scaled into a globally adopted enterprise software solution. Today, Keller leverages his dual background in institutional real estate and enterprise software to streamline complex data integrations across the broader proptech ecosystem.