Vembo is a Russian business reference system that helps users find and review information about companies and individual entrepreneurs. Its database brings together records from official sources, including the Federal Tax Service’s corporate and entrepreneur registers and data from Rosstat. The site states that information is updated daily and can be accessed free of charge without prior registration.

Users can search for a legal entity by name, tax identification number or state registration number, or browse a directory organized by Russian economic activity codes, including OKVED-2007 and OKVED-2017. Filters help narrow results by multiple criteria. Vembo also provides information about company founders and managers and lets users trace connections between a selected business and other companies or entrepreneurs. The service covers organizations across a wide range of industries, from agriculture and manufacturing to finance, education and healthcare. Its listed data sources also include enforcement, inspection, court and public procurement records. Vembo presents itself as a practical research tool for exploring Russian businesses and their reported relationships.