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Klaviyo

Can a first-party data and marketing automation platform become the dominant customer engagement OS for e-commerce brands globally?

Founded2012
HQBoston, MA, USA
Total raised~$778M
Latest roundIPO, September 2023
Valuation~$9B at IPO (priced at $30/share)
IndustryHorizontal SaaS / E-commerce
The story

Founded in 2012, Klaviyo started as an email marketing and automation platform specifically for e-commerce brands, differentiating on first-party data and deep integrations with platforms like Shopify. Over time it expanded from email into SMS marketing and broader customer data platform (CDP) capabilities, becoming a multi-channel marketing OS for direct-to-consumer brands. Its 2022 strategic investment from Shopify cemented its position as the go-to marketing layer for the Shopify ecosystem. In 2023 it went public on the NYSE, underscoring its transition from a startup to a scaled, profitable public SaaS company serving 183,000+ businesses.

Last 12 months
2023-09
Product timeline
2012
Klaviyo founded as an email marketing automation platform for e-commerce brands.· pivot
2022
Received $100M strategic investment from Shopify, deepening e-commerce platform integration.· banking
2023
Klaviyo IPO'd on the NYSE under ticker KVYO, raising ~$576M at a ~$9B valuation.· ipo
The stack
Payments / PSP
Mollie
Accounting
Sage 50
Accounting gap: minor