Klaviyo is a technology company that provides a powerful marketing automation platform, primarily tailored for e-commerce businesses and online brands. Its software enables users to unify customer data from various sources, segment audiences with precision, and automate personalized marketing communications across email, SMS, mobile push, and in-app notifications. Klaviyo empowers businesses to build stronger, more valuable customer relationships and drive sustainable growth by delivering data-driven, targeted, and timely experiences.
The Boston headquarters serves as the central command for Klaviyo's worldwide operations. It houses key departments including executive leadership, product development, engineering, core marketing, sales strategy, and corporate functions.
Situated in a modern office building in Boston's Financial District, the headquarters is designed with open layouts and collaborative spaces to foster innovation. It likely includes amenities typical of leading tech companies, focused on employee well-being and productivity.
Klaviyo cultivates a work culture centered on customer success, ownership, collaboration, and continuous learning and iteration. The HQ environment is dynamic and inclusive, encouraging employees to be curious, solve challenging problems, and contribute directly to the company's mission and growth.
The Boston headquarters is vital as it anchors Klaviyo in a leading U.S. tech hub, providing access to a rich talent pool, investment opportunities, and a strong network of partners and industry peers. It's where the company's foundational technology was developed and where its global strategy is shaped.
Klaviyo maintains a significant global presence to support its diverse, worldwide customer base, which spans over 80 countries. Beyond its main offices in Boston, London, and Sydney, the company leverages remote talent across various countries. Key functions supported globally include 24/7 customer support, regional sales and marketing, partner ecosystem development, and localized product considerations to ensure businesses everywhere can effectively use Klaviyo to grow.
125 Summer St, Floor 6
Boston
MA
USA
Address: The Fulwood, Lower Ground Floor, 40 Fulwood Place, London, WC1V 6HR, UK
To expand Klaviyo's market share in EMEA, provide localized support and services to regional customers, and adapt the platform's offerings to meet specific European market demands and regulatory requirements.
Address: Level 3, 100 Market Street, Sydney NSW 2000, Australia
To cater to the rapidly growing e-commerce sector in the APAC region, offering localized expertise, support, and platform solutions to help businesses in the area effectively utilize Klaviyo for customer engagement and growth.
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As of April 2025, Klaviyo' leadership includes:
Klaviyo has been backed by several prominent investors over the years, including:
In the past 12 months (approx. May 2023 - May 2024), Klaviyo significantly strengthened its executive team, particularly with key C-suite appointments in finance and people operations. This period saw the appointment of a new CFO, Landon Welling, and a new Chief People Officer, Carmela Abraham. This also included the transition of the previous CFO, Amanda Wagner.
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Klaviyo commonly utilizes the [first_initial][last]@klaviyo.com email format for its employees (e.g., jsmith@klaviyo.com). Another possible format, though less common, might be [first].[last]@klaviyo.com. For outreach, verifying the specific contact's email through professional networking platforms or direct inquiry is always recommended.
[first_initial][last]@klaviyo.com
Format
abialecki@klaviyo.com
Example
85%
Success rate
investors.klaviyo.com • May 7, 2024
Klaviyo announced its Q1 2024 financial results, reporting total revenue of $210.0 million, an increase of 35% year-over-year. The company highlighted strong customer growth, ending the quarter with 146,607 customers, and continued platform innovation....more
investors.klaviyo.com • February 21, 2024
Klaviyo announced its Q4 and full-year 2023 results, showcasing continued revenue growth. For Q4, revenue was $201.7 million, up 39% year-over-year. Full year 2023 revenue was $698.1 million, up 48% year-over-year....more
CNBC • September 20, 2023
Klaviyo (KVYO), the marketing and data automation provider, saw its shares surge in their New York Stock Exchange debut, opening at $36.75 after pricing its Initial Public Offering at $30 per share. The offering valued the company at over $9 billion at the time of listing....more
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