Valentin Kulikov is a serial entrepreneur and author specializing in customer experience management, customer retention systems, and operational business processes across retail, e-commerce, and real estate industries. He is the creator of the Customer Happiness Intelligence System (CHIS) methodology and the author of the book "How to Turn Dissatisfied Customers into Brand Ambassadors", focused on measurable customer loyalty and predictive customer behavior frameworks. Recognized by Velto for Best Customer Experience Book, Valentin represents structured business thinking, applied customer-experience leadership, and practical, results-driven entrepreneurial execution.