Klaviyo is a global technology company that provides a software-as-a-service (SaaS) marketing automation platform, primarily designed for e-commerce businesses. Its powerful platform integrates with leading e-commerce solutions and enables businesses to leverage their customer data for personalized email marketing, SMS campaigns, targeted advertising, and in-depth analytics. Klaviyo empowers brands to build stronger customer relationships, deliver individualized experiences, and drive revenue growth by turning customer data into actionable insights and automated marketing strategies.
The Boston headquarters serves as the central command for Klaviyo's global operations, housing key departments such as executive leadership, product development, engineering, marketing, sales, finance, and customer support strategy.
Modern office space within a prominent downtown Boston building, designed to foster collaboration and innovation. Likely features open-plan work areas, numerous meeting rooms, event spaces, and employee amenities reflecting a tech-forward company culture.
Klaviyo's HQ promotes a fast-paced, customer-obsessed, and innovative work environment. The culture emphasizes ownership, learning, collaboration, and a data-driven approach to problem-solving, attracting talent passionate about e-commerce and marketing technology.
The Boston headquarters is pivotal for Klaviyo, situating it within a rich ecosystem of tech talent, universities, and venture capital. This location facilitates recruitment, strategic partnerships, and engagement with the broader tech community, underpinning its growth and innovation.
Klaviyo serves tens of thousands of businesses across numerous countries, with a significant customer base in North America, Europe, and the Asia-Pacific region. Its platform supports multiple languages and integrations relevant to global e-commerce. Key functions supported globally include 24/7 customer support, sales operations tailored to different markets, localized marketing efforts, and robust data infrastructure to ensure platform performance and data privacy compliance worldwide. Its international offices in London, Sydney, and Krakow are crucial for regional market development, customer engagement, and talent acquisition.
125 Summer Street, Floors 6 & 7
Boston
MA
USA
Address: 70 Wilson St, London EC2A 2DB, United Kingdom (WeWork)
To expand Klaviyo's market share in EMEA, provide localized support and product adaptations, and build relationships with regional e-commerce platforms and agencies.
Address: 10 Bond Street, Sydney, NSW 2000, Australia (WeWork)
To cater to the rapidly growing e-commerce sector in Australia and the broader APAC region, offering localized platform expertise and support.
Address: High5ive, Pawia 7, 31-154 Kraków, Poland
To tap into Poland's strong tech talent pool, support global product development efforts, and enhance Klaviyo's engineering capacity with a European base.
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As of April 2025, Klaviyo' leadership includes:
Klaviyo has been backed by several prominent investors over the years, including:
Over the past 12 months, Klaviyo has strategically strengthened its executive team with key appointments in finance, marketing, and people operations, reflecting its growth trajectory and focus post-IPO. There was also a notable transition in the Chief People Officer role.
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Klaviyo typically uses a combination of first name, last name, and first initial for its corporate email addresses. The most common formats are [first_initial][last_name]@klaviyo.com and [first_name].[last_name]@klaviyo.com. Knowing these formats can be useful for professional outreach.
[first].[last]@klaviyo.com or [first_initial][last]@klaviyo.com
Format
john.doe@klaviyo.com or jdoe@klaviyo.com
Example
90%
Success rate
Klaviyo Investor Relations • May 7, 2024
Klaviyo reported its financial results for the first quarter ending March 31, 2024, highlighting revenue growth to $201.8 million (up 35% YoY) and an increase in customers, now serving over 146,000 businesses. The company also emphasized ongoing product innovation and AI integration....more
Klaviyo Blog • April 9, 2024
Klaviyo announced significant enhancements to its AI capabilities, introducing new tools like AI-powered subject line generation, predictive analytics for customer behavior, and automated segment creation. These features aim to help marketers work more efficiently and achieve better results....more
Business Wire • February 27, 2024
Klaviyo announced the appointment of Carmela Troncoso, a leading expert in privacy-enhancing technologies, to its Board of Directors. This addition underscores Klaviyo's commitment to data privacy and security....more
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