In 2005, he formed Radial Gage Entertainment company, and in 2006, Greg launched The Brew Ha-Ha Comedy Showcase which is an award-winning comedy showcase that has been featured all throughout the Northeast and New York City. Over 11,000 people have enjoyed the showcase since its inception, and LAUGHSPIN magazine has recognized The Brew Ha-Ha Comedy Showcase as one of the longest continually run showcases in the United States.