Klaviyo | 147,991 followers on LinkedIn. Klaviyo is the only CRM built for B2C brands. Know, engage, and grow your audience like never before. | Klaviyo is the only CRM built for B2C Brands. Powered by its built-in data platform and AI insights, Klaviyo combines marketing automation, analytics, and customer service into one unified solution. With your data all in one place, you can know, engage, and grow your audience like never before.