TL;DR: IPO is on the horizon for Klaviyo—a company that rode the wave of Shopify’s growth to $665M in annually recurring revenue as the preferred 3rd-party email provider in their app store. Now, with Shopify’s growth slowing down, Klaviyo is going multi-product—text, email, in-app, CDP—to diversify and fend off Twilio, Intercom, Mailchimp, Customer.io, and others. Check out our Klaviyo one-pager and dataset for more, as well as our interview with early Klaviyo employee Brian Whalley...