federated-query
(2)
Promethium
Promethium is a Menlo Park-based enterprise data company that builds an Instant Data Fabric - an agentic platform designed to give business users, analysts, and AI agents trusted, self-service access to data across hundreds of sources without first moving or centralizing it. Its federated query engine, 360 Context Engine, and conversational data-answer agent Mantra translate natural-language questions into governed SQL, metadata, lineage, and visualizations. Founded in 2018 by Kaycee Lai and now led by CEO Prat Moghe, the company has raised about $34.5 million to date, including a $26 million Series A led by Insight Partners.
MindsDB
MindsDB is an open-source AI data platform that lets developers connect, unify, and query structured and unstructured data across 200+ sources using SQL and natural language - turning any database into an AI-ready system without moving data.