Carl was thrilled to be asked by Chris Roberts (pictured below together in Durham on the 24th July 2021) to join his podcast to discuss how Coltraco Ultrasonics became such an award-winning high-exporting manufacturer. Listen to this short 30 minute podcast today to get a better insight into who we are, and what sets us apart from any other.

Durham University Business School: Lemonade Principle - International Trade with Dr Carl Stephen Patrick Hunter OBE