- An Unrivaled Understanding - We are a Seattle-based eCommerce marketing agency specializing in digital advertising, account management, content development, risk management, review management, inventory forecasting, analytics and more. Our retail partners include Amazon, Walmart, Wayfair, Target, Overstock and The Home Depot. Getting products listed, optimized and sold takes expertise, a cultivated staff and precious time. Our team of experts at Lunge have years of experience working with Amazon and other e-tailers, and have gained an unrivaled understanding of what it takes to succeed and grow on these platforms. We are your eCommerce team, just located in a different office.