Sales & marketing

Build a B2B lead list from public government data

To pitch his SaaS, Matheus Andrade's agent pulled Brazil's public telecom regulator data (Anatel), filtered it to fiber internet providers with 3,000–15,000 subscribers, found the decision-makers and wrote cold emails for 956 providers. He only approves what goes out.

Agent(s): Grok
Source: X post (2026-10-18)
Verified: 2026-10-20

Try it yourself

Prompt idea: “Find a public government or regulator dataset that lists [type of business] in [country], filter it to ones with [size/criteria], find the right contact at each, and draft a short cold email for each one. Don't send anything; give me the list to approve.”