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Klaviyo's Overview

Total employees1846
HeadquartersBoston
Founded2012

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.

Where is Klaviyo's Headquarters?

HQ Function

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.

Notable Features:

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.

Work Culture:

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.

HQ Significance:

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.

Values Reflected in HQ: The headquarters' design and operational ethos likely reflect Klaviyo's core values, such as customer first, ownership, curiosity, and ambition, creating an environment that supports these principles.

Location:

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.

Street Address:

125 Summer St, Floor 6

City:

Boston

State/Province:

MA

Country:

USA

Klaviyo's Global Presence

London, United Kingdom

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.

Sydney, NSW, Australia

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.

Krakow, Poland

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.

Buying Intent Signals for Klaviyo

Highperformr Signals uncover buying intent and give you clear insights to target the right accounts at the right time — helping your sales, marketing, and GTM teams close more deals, faster.

Notable news
Hiring actively
Corporate Finance
Corporate Finance
Corporate Finance
Corporate Finance
Corporate Finance
*Example signal, not calculated in real time

Executive Team of Klaviyo

As of April 2025, Klaviyo' leadership includes:

Andrew Bialecki - Co-founder & Chief Executive Officer
Ed Hallen - Co-founder & Chief Product Officer
Amanda Whalen - Chief Financial Officer
Steve Wietrecki - Chief Revenue Officer
Carmine Granucci - Chief Technology Officer
Landon Edmond - Chief People Officer
Anarghya Vardhana - Chief Strategy Officer

Investors of Klaviyo

Klaviyo has been backed by several prominent investors over the years, including:

Summit Partners
Accel
Shopify
Astral Capital
Accomplice
Morgan Stanley (Counterpoint Global)
Lone Pine Capital
TCV

Executive New Hires/Exits in the Last 12 Months

Hire3
Exits0

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.

New Appointments:

Amanda Whalen, Amanda Whalen appointed as Chief Financial Officer to lead Klaviyo's financial operations and strategy.
Carmine Granucci, Carmine Granucci joined as Chief Technology Officer, overseeing Klaviyo's technological development and infrastructure.
Anarghya Vardhana, Anarghya Vardhana appointed as Chief Strategy Officer to spearhead strategic growth initiatives for the company.

Technology (Tech Stack) used by Klaviyo

Discover the tools Klaviyo uses. Highperformr reveals the technologies powering your target accounts — helping your sales, marketing, and GTM teams prioritize smarter and close faster.

Klaviyo Email Formats and Examples

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

News and media

Klaviyo Investor RelationsMay 7, 2024

Klaviyo Announces First Quarter 2024 Results, Showing Continued Growth

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 FinanceMarch 5, 2024

Klaviyo Showcases New AI-Powered Features at Scale Conference

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 NewsFebruary 12, 2024

Klaviyo Appoints Anarghya Vardhana as Company’s First Chief Strategy Officer

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 BlogJanuary 16, 2024

Klaviyo Welcomes Carmine Granucci as New Chief Technology Officer

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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