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Klaviyo's Overview

Total employees2726
HeadquartersBoston
Founded2012

Klaviyo is an intelligent marketing automation platform designed primarily for e-commerce businesses, enabling them to acquire, retain, and grow their customer base. It centralizes customer data from various sources (like e-commerce platforms, POS systems, and websites) into a unified profile. Klaviyo uses this data to facilitate personalized and targeted communication across multiple channels, including email, SMS, mobile push notifications, and in-app messages. The platform leverages data science to help businesses understand customer behavior, segment audiences effectively, automate marketing workflows, and ultimately drive revenue growth through more relevant customer experiences.

Where is Klaviyo's Headquarters?

HQ Function

Serves as the global operational hub, housing key functions like executive leadership, product development, engineering, core marketing, sales strategy, and administration.

Notable Features:

Located in a prominent high-rise building in Boston's Financial District, the office features modern, open-plan workspaces, collaborative zones, employee amenities, and advanced technology infrastructure.

Work Culture:

The HQ fosters a fast-paced, innovative, and collaborative environment. Emphasis is placed on customer-centricity, data-driven decision-making, ownership, and transparency. Frequent cross-functional team interactions are common.

HQ Significance:

Boston's status as a major technology and innovation hub provides access to top talent (especially from nearby universities like MIT and Harvard), venture capital, and a thriving ecosystem of partners and potential customers. It anchors Klaviyo's significant presence in North America.

Values Reflected in HQ: The office design reflects values like collaboration (open spaces), innovation (modern tech), and employee well-being (amenities). Its central location mirrors the company's ambition and connection to the broader business community.

Location:

Beyond its headquarters in Boston and major hubs in London and Sydney, Klaviyo maintains a global presence supporting customers worldwide. Key functions distributed internationally include regional sales teams, customer success managers providing 'follow-the-sun' support, localized marketing efforts, and partnership management. While core engineering is concentrated, Klaviyo may leverage remote talent globally to support its platform and operations across different time zones and markets.

Street Address:

125 Summer St

City:

Boston

State/Province:

MA

Country:

USA

Klaviyo's Global Presence

London, UK

Address: Located in Central London (Specific address typically available via direct contact or career postings)

Supports Klaviyo's international growth and provides localized support and market-specific strategies for the diverse customer base across EMEA.

Sydney, Australia

Address: Located in Sydney's Central Business District (Specific address typically available via direct contact or career postings)

Facilitates Klaviyo's expansion in the APAC market, offering tailored solutions and support adapted to local business needs and time zones.

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 Białecki - Co-founder & Chief Executive Officer (CEO)
Ed Hallen - Co-founder & Chief Product Officer (CPO)
Amanda Whalen - Chief Financial Officer (CFO)
Steve Wietzke - Chief Revenue Officer (CRO)
Carmel Galvin - Chief People Officer (CPO)
Richie Serna - Chief Marketing Officer (CMO)

Investors of Klaviyo

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

Summit Partners
Accel
Shopify
Morgan Stanley Counterpoint Global
Sands Capital Ventures
Whale Rock Capital Management
Owl Rock Capital (now Blue Owl Capital)

Executive New Hires/Exits in the Last 12 Months

Hire2
Exits1

Klaviyo experienced key leadership changes over the past year, notably strengthening its People and Marketing functions with new C-suite appointments reflecting its continued growth and strategic focus post-IPO.

Departures

Landon Pearson, Landon Pearson departed from the role of Chief People Officer.

New Appointments:

Richie Serna, Richie Serna, co-founder of Finix, appointed as Klaviyo's new Chief Marketing Officer.
Carmel Galvin, Carmel Galvin joined Klaviyo as Chief People Officer, bringing extensive HR leadership experience.

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 primarily utilizes an email format based on employee names, typically combining the first name or initial with the last name. While internal variations might exist, the most common format observed externally is [first_name].[last_name].

[first].[last]@klaviyo.com

Format

andrew.bialecki@klaviyo.com

Example

80%

Success rate

News and media

Klaviyo Investor RelationsMay 8, 2024

Klaviyo Announces First Quarter 2024 Financial Results

Klaviyo reported Q1 2024 revenue of $210.0 million, a 35% increase year-over-year. The company also reported having over 146,000 customers as of March 31, 2024, and raised its full-year 2024 financial outlook....more

Klaviyo BlogSeptember 19, 2023

Introducing the Klaviyo customer data platform (CDP)

Klaviyo officially launched its Customer Data Platform (CDP), designed to help businesses consolidate customer data from multiple sources into a single unified view for enhanced personalization and segmentation capabilities within the Klaviyo platform....more

NasdaqSeptember 20, 2023

Klaviyo IPO: What to Know as Marketing Automation Company Begins Trading

Klaviyo successfully completed its Initial Public Offering (IPO), listing on the New York Stock Exchange (NYSE) under the ticker symbol 'KVYO'. The offering raised significant capital to fuel further growth and product development....more

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