Hyperise (personalization toolkit) Startups

Expandee is a LinkedIn automation SaaS founded by Stefan that bootstrapped to $7M ARR in 2.5 years by helping businesses find and engage targeted audiences on LinkedIn. The company developed sophisticated sniper-targeting strategies including post engagement scraping, event attendee extraction, poll voter engagement, and personalized GIF animation campaigns that achieve 70% connection acceptance rates and 55% reply rates. Stefan shares the company's playbooks and strategies publicly through content and speaking engagements.