How an ML Developer Started a Cold Email Service Business

Updated: November 19th, 2023

At Starter Story, we find and catalogue business case studies from all over the internet, for you! This case study was not conducted by Starter Story, but it has been verified by our team. You can check out the full story here.


Andrew Pierno started Cold Email Studio, which does cold email as a service. Their 2021 goal is to be at $50k MRR while keeping margins consistent.