Playbook · 6 min read

AI lookalike account sourcing

The best outbound list you can build in 2026 doesn't start with a TAM buy. It starts with your 40 best customers.

The process

Pull your top 40 closed-won by expansion;;Extract firmographic, technographic, behavioral fingerprint;;Find the 400 accounts that match on ≥4 dimensions;;Layer intent to pick the top 40 to hit this week

Why it beats TAM

  • Every list you can buy, your competitors also bought. Lookalikes are proprietary. Reply rates run 5-10x.

Refresh rhythm

Rebuild the lookalike set monthly as new customers close. Static lists decay.

See CoLive run this workflow live

Six named AI agents. One revenue engine. Talk to the founders — literally.