Bill Putnam Sr. helped invent the modern recording studio. Fifty years later his sons rebuilt the company in his name - and turned his glowing tubes into code that runs on a million laptops.
Goldcast is an AI-first B2B video content platform that helps marketing teams host webinars and virtual events, then automatically turn those recordings into clips, blogs, social posts, and on-demand video that drive pipeline. Founded in 2020 by three Harvard Business School classmates during the pandemic shift to virtual events, the Boston-based company grew past $10M ARR serving 300+ B2B customers before being acquired by events giant Cvent in December 2025.