Tolemi is a Boston-based govtech company whose Building Blocks platform aggregates diverse municipal data sources and applies proprietary analytics to deliver actionable, property-level insights on local housing markets. State and local governments use Tolemi to take a data-driven approach to housing challenges, from preserving affordable housing and keeping families in their homes to combating predatory real estate investors and ensuring publicly owned real estate benefits the community. Tolemi partnered with Accelerator for America on a 'Data for Housing Solutions' initiative highlighted by the Clinton Global Initiative. The company is backed by Lightspeed Venture Partners, Y Combinator, Fika Ventures and Switch Ventures.