GoGoGuest is a US-based marketing technology company founded in 2016 and headquartered in San Francisco, California. It offers an AI-powered guest engagement platform for restaurants, cafés, and food retailers. By integrating data from POS systems, Wi-Fi, and loyalty programs, GoGoGuest enables personalized marketing via email, SMS, and digital channels. In 2024, it was acquired by MadHive, expanding its role in data-driven hospitality marketing with tools like segmentation and menu analytics.