ZeroSum

Based in Grand Rapids, Michigan, ZeroSum operates under the Catalyst IQ brand as a digital marketing agency focused exclusively on the automotive sector. Its client base spans independent dealerships, dealer groups, and OEM programs, with named manufacturer partners including Acura, Audi, GM, GM Canada, Genesis, Harley-Davidson, Honda, Hyundai, INFINITI, Jaguar Land Rover, Kia, Lithia, Lotus, Maserati, Mazda, Mercedes-Benz, Mitsubishi, Nissan, Stellantis, Subaru, Toyota, and Volkswagen. The agency positions its offering as a connected marketing ecosystem intended to give dealers shared data and real-time visibility across their marketing activity, scaling from single rooftops to enterprise-level OEM programs. Services are organized around a technology platform called MarketAI®, which underpins the agency's advertising, website, engagement, and SEO/AEO (search and answer engine optimization) offerings. Described capabilities include VIN-level advertising, dealer website development, lead capture tools, and real-time market intelligence drawn from shared data across solutions. Beyond core SEO and PPC, the agency lists AI development and social media marketing among its declared services. Supporting resources include a State of the Dealer Report, industry case studies, and a blog, which the agency uses to share market insights aimed at helping dealers optimize performance. Contact and demo requests are handled directly through the website, alongside pricing information for prospective automotive clients.