# Klaviyo

> Klaviyo is a Boston-based AI-first B2C CRM platform that unifies email marketing, SMS, push notifications, and customer service into a single data-driven system. Founded in 2012 by Andrew Bialecki and Ed Hallen, it went public on the NYSE in September 2023 and crossed $1.2B in annual revenue in 2025, serving 193,000+ brands in 100 countries. Klaviyo's core edge is its built-in Customer Data Platform that manages 7.3 billion customer profiles and processes 2.5 billion events daily, enabling hyper-personalized marketing at scale for direct-to-consumer brands.

- **Founded:** 2012
- **Headquarters:** Boston, Massachusetts, USA
- **Founders:** Andrew Bialecki (Co-founder & Co-CEO), Ed Hallen (Co-founder & Chief Strategy Officer)
- **Team size:** 2,000+ employees globally across Boston (HQ), Denver, San Francisco, London, Dublin, and Sydney
- **Products:** Email Marketing, SMS & MMS Marketing, WhatsApp Messaging, Mobile Push Notifications, Klaviyo Data Platform (KDP)
- **Notable:** IPO on NYSE (KVYO) in September 2023 at ~$9.2B valuation — one of the largest SaaS IPOs of that year, First-day 23% stock pop made both co-founders billionaires, Crossed $1.2B annual revenue in FY2025 with 32% YoY growth and 14% non-GAAP operating margin

## Products & services

- **Email Marketing** — Drag-and-drop campaign builder, A/B testing, automation flows, and dynamic personalization powered by customer data.
- **SMS & MMS Marketing** — Two-way SMS/MMS messaging with compliance tools, covering US, UK, Canada, and international markets.
- **WhatsApp Messaging** — Native WhatsApp integration (no third-party required) launched in 2024–2025 for conversational commerce.
- **Mobile Push Notifications** — App-level push messaging integrated with the broader customer data platform.
- **Klaviyo Data Platform (KDP)** — Built-in Customer Data Platform that unifies behavioral data, purchase history, email/SMS engagement, and social signals into unified customer profiles. Manages 7.3B+ profiles and processes 2.5B+ events daily.
- **AI Marketing Agent** — Autonomously plans and launches campaigns, creates on-brand content, and continuously learns from past performance.
- **AI Customer Agent (K:AI)** — 24/7 AI support agent that resolves ~65% of customer questions autonomously via SMS, web chat, and email.
- **Composer** — Beta AI tool that generates complete, launch-ready marketing campaigns from a single text prompt.
- **Klaviyo Reviews** — Native product review collection and display for e-commerce merchants, launched in 2023.
- **Klaviyo Helpdesk** — Integrated customer service ticketing with full customer history and marketing context.
- **Web Forms & Pop-ups** — Sign-up forms, flyouts, and embedded forms for list growth and lead capture.
- **Attribution & Analytics** — Cross-channel revenue attribution, predictive analytics, RFM analysis, and purchase insights.

## Achievements

- IPO on NYSE (KVYO) in September 2023 at ~$9.2B valuation — one of the largest SaaS IPOs of that year
- First-day 23% stock pop made both co-founders billionaires
- Crossed $1.2B annual revenue in FY2025 with 32% YoY growth and 14% non-GAAP operating margin
- Manages 7.3 billion customer profiles globally, processing 2.5 billion events per day
- Record BFCM 2025: 22.7 billion messages delivered and $3.8 billion in attributed revenue
- 193,000+ paying customers across 100 countries as of FY2025
- Shopify's recommended marketing/CRM platform — backed by $100M strategic investment
- Bootstrapped for 3 years before taking outside funding
- 350+ pre-built integrations with e-commerce, advertising, and service platforms
- Named Glassdoor Best Place to Work and Boston Globe Top Place to Work (2022)
- EMEA and APAC revenue grew 43% YoY in Q3 2025; France, Germany, Spain each exceeded 100% YoY growth
- Achieved $200M+ free cash flow in FY2025 — significant profitability milestone
- Acquired Napkin.io (serverless code platform) in 2022 to accelerate developer ecosystem

## Latest updates

- **2026-03** — Klaviyo and Shopify deepened their integration to serve global brands with localized cross-border commerce features.
- **2026-02** — Klaviyo and Google announced a strategic partnership to power autonomous customer experiences linking Google Search, Ads, AI, and RCS with Klaviyo's real-time data platform.
- **2026-02** — Klaviyo launched Composer (beta), an AI agent that generates complete, launch-ready marketing campaigns from a single text prompt.
- **2026-02** — Klaviyo reported FY2025 results: $1.234B revenue (32% YoY), $169.2M non-GAAP operating income (14% margin), $200.4M free cash flow, and raised FY2026 guidance.
- **2025-11** — Record Black Friday/Cyber Monday: 22.7 billion messages delivered (25% YoY increase) and $3.8 billion in attributed revenue — first AI-powered BFCM in company history.
- **2025-09** — Launched Marketing Agent and Customer Agent — two new autonomous AI products enabling hands-free campaign execution and 24/7 AI customer support.
- **2025-08** — Post-IPO secondary offering raised $195M.
- **2025-05** — Post-IPO secondary offering raised $372.9M.
- **2025-02** — Officially repositioned as 'the only CRM built for B2C,' unifying marketing, service, and analytics in a single platform.

## Links

- Website: https://www.klaviyo.com
- LinkedIn: https://www.linkedin.com/company/klaviyo
- Twitter/X: https://x.com/klaviyo
- GitHub: https://github.com/klaviyo
- Instagram: https://www.instagram.com/klaviyo/
- Facebook: https://www.facebook.com/Klaviyo

---

Profile page: https://yespress.io/klaviyo
Published by YesPress — https://yespress.io
Last updated: 2026-04-09