Klaviyo - London Office

$937.5M revenue • 1,001 employees • 5th floor, The Hallmark Building, 106 Fenchurch St, London, EC3M 5JD, United Kingdom

Last Updated May 14, 2026

Company Overview

Company Name

Klaviyo - London Office

Address

5th floor, The Hallmark Building, 106 Fenchurch St, London, EC3M 5JD, United Kingdom

Approx. Annual Revenue

$937.5M

Employees

1,001

Established

2012

About Klaviyo - London Office

Klaviyo is a customer relationship management (CRM) platform based in Boston, Massachusetts, that specializes in email marketing, SMS marketing, and e-commerce integrations. The company's embedded customer data platform (CDP) aims to unify customer data for personalized and scalable customer engagement.

Frequently Asked Questions about Klaviyo - London Office

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