What 100+ Amazon Brands Taught Him, And What He Built Next

What happens when a top Amazon operator walks away from a great agency business to try to help dogs live longer, healthier lives?Jonathan Willbanks, Founder and CEO of Arterra Pet Science, joins In The Money to break down the leap from building Cartograph, one of the best-known Amazon agencies in CPG, to founding a pet wellness brand built around one mission: extending canine healthspan.This is a conversation about product obsession, category white space, channel strategy, and the difference between a product that’s “interesting” and one that truly has product-market fit.We cover:Why Jonathan left Cartograph to start Arterra“Brian Johnson for dogs”: how he got his dog to nearly 17 in remarkable healthWhy the pet supplement market felt clinically underwhelmingThe gap between good branding and real product substance in petLessons from advising 100+ brands on AmazonHow founders should think about Amazon todayWhy Arterra stayed focused on DTC, Amazon, and ChewyWhy Arterra’s first supplement line was clinically excellent but commercially hard to explainThe product pivot that changed everythingHow Jonathan thinks about product iterationThe importance of retention as a signal of whether you have a marketing problem or a product problemHow generative AI is accelerating creative production and iterationIf you care about pet, Amazon, DTC, or building a better-for-you consumer brand with real clinical substance, this episode is worth your time.