Companero is a Romanian business information and prospecting platform that helps companies assess partners, find potential customers, and understand their position in the market. It provides searchable profiles for more than 2.7 million Romanian firms, drawing on official sources including ONRC, ANAF, and the Ministry of Finance. Users can view company status, tax registration, ANAF debts, and up to ten years of financial data, with updates provided according to the publication schedules of the source institutions.

The platform offers advanced searches by location, industry code, revenue, and employee count, as well as market rankings and public procurement insights. Users can build and export tailored company lists, with prices shown before purchase and charges based on selected fields. A free account provides access to available company phone numbers and legal representatives, alongside complimentary credits. Paid options include Companero Pro, which adds monthly credits and expanded access, and Radar Firme Noi, which sends email alerts about newly registered businesses matching chosen criteria. Companero also supports searching Romanian firms through Claude and ChatGPT.