Van Tec Marketing is an Answer Engine Marketing (AEM) agency with offices in Columbus and Dayton, Ohio, serving enterprise and regional brands nationwide. We engineer AI Visibility through the Van Tec Discovery Stack — integrating Answer Engine Optimization (AEO), Social Authority, and Answer Engine Advertising (AEA) — so brands become the default cited answer across ChatGPT, Google Gemini, Google AI Overviews, Perplexity, and Claude. Since 2020, we’ve served 2,000+ businesses, influenced $1B+ in revenue, and maintained a 95% client retention rate. A+ BBB accredited. 4.9-star Google rating