Klaviyo is a global technology company that provides a software-as-a-service (SaaS) customer platform, primarily focused on email and SMS marketing automation for e-commerce businesses. It empowers brands to build stronger customer relationships by leveraging their own data to deliver personalized experiences across various channels. Klaviyo's platform offers robust segmentation, automation workflows, analytics, and integrations with major e-commerce platforms, helping businesses increase revenue and customer loyalty.
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, and customer support strategy.
The office at 125 Summer Street is a modern workspace designed to foster collaboration and innovation. It likely features open-plan areas, dedicated project rooms, advanced technological infrastructure, and employee amenities reflecting a dynamic tech company environment.
Klaviyo is known for a fast-paced, customer-centric, and engineering-driven culture. It emphasizes autonomy, continuous learning, and making an impact. The headquarters environment likely encourages collaboration, transparency, and data-driven decision-making.
Its Boston location provides access to a rich talent pool from nearby universities and a thriving tech ecosystem. The headquarters is pivotal for strategic decision-making, product innovation, and shaping the company's global growth.
Klaviyo maintains a robust global presence to support its diverse customer base worldwide. Core functions such as sales, marketing, customer success, engineering, and product development are distributed across its international offices and remote workforce. This strategic global footprint enables Klaviyo to offer localized services, understand regional market nuances, and provide continuous support to e-commerce businesses leveraging its platform across different time zones.
125 Summer St, Floor 6
Boston
MA
USA
Address: One Valentine Place, London, SE1 8QH, United Kingdom
To expand Klaviyo's footprint in EMEA, provide localized support and expertise, and adapt the platform's offerings to meet the specific needs of businesses in the region.
Address: Level 24, Three International Towers, 300 Barangaroo Avenue, Barangaroo NSW 2000, Australia
To drive growth and adoption of Klaviyo's customer platform in the dynamic APAC market, offering tailored solutions and local support to help businesses succeed.
Address: High5ive, Pawia 7, 31-154 Kraków, Poland
To bolster Klaviyo's global engineering capabilities, accelerate product development cycles, and provide technical and operational support for the European market.
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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 year, Klaviyo has strategically strengthened its executive leadership team with key appointments in finance, technology, and strategy, reflecting its commitment to sustained growth and innovation following its IPO.
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Klaviyo typically utilizes standard corporate email address formats. The most common structure observed is the employee's [first name].[last name]@klaviyo.com. Variations might exist, but this is a strong pattern for professional outreach.
[first].[last]@klaviyo.com
Format
andrew.bialecki@klaviyo.com
Example
85%
Success rate
Klaviyo Investor Relations • May 7, 2024
Klaviyo reported its financial results for the first quarter ended March 31, 2024, highlighting a 35% year-over-year revenue increase to $210.0 million and continued expansion of its customer base to over 146,000....more
Yahoo Finance • March 5, 2024
Klaviyo unveiled new AI-driven capabilities, 'Klaviyo AI,' including features for subject line generation, SMS assistance, and predictive analytics, aimed at enhancing personalization and marketing effectiveness for its users....more
Klaviyo News • February 12, 2024
Klaviyo announced the appointment of Anarghya Vardhana as its first Chief Strategy Officer. Vardhana, a former investor and board observer, will focus on long-term strategy and corporate development....more
Klaviyo Blog • January 16, 2024
Klaviyo announced Carmine Granucci as its new Chief Technology Officer. Granucci brings extensive experience from Google and Wayfair to lead Klaviyo's engineering and technology strategy....more
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