We believe infrastructure should be invisible

We started Kalleo with a simple conviction: engineering teams deserve tools that fade into the background so they can focus on building what matters. No noise. No false alarms. Just clarity at scale.

Radical Transparency

Our status page is public. Our roadmap is public. Our postmortems are public. We believe trust is earned by showing your work, not hiding it behind polished press releases.

Developer-First

If it takes more than one command to set up, we failed. Our SDKs are lightweight, our APIs are RESTful, and our docs are written by engineers for engineers. No sales calls required.

Zero Downtime

Our infrastructure runs across 12 regions with automatic failover. We have maintained 99.99% uptime since day one because we build the reliability tooling we wish existed.

2021

The spark

Two ex-Datadog engineers frustrated with alert fatigue founded Kalleo in a Brooklyn garage. First commit shipped at 2AM on a Tuesday. First customer onboarded within six weeks.

Founders

2022

Series A

Raised $18M led by Accel. Grew from 5 to 40 people. Launched real-time anomaly detection and our first Kubernetes integration. Crossed 2,000 active teams.

$18M

Raised

2023

100K teams

Product-led growth exploded. Shipped OpenTelemetry-native ingestion, distributed tracing, and predictive alerting. Named a Gartner Cool Vendor in Observability.

100K

Active teams

2024

Enterprise launch

SOC 2 Type II certified. Launched single-tenant deployment, SAML SSO, and custom data residency. Fortune 500 companies including three banks now rely on Kalleo.

F500

Enterprise clients

2025

Global expansion

Opened offices in London and Tokyo. Launched AI-powered root cause analysis. Processing 2 trillion events per day across 190+ countries. Series C underway.

2T+

Events / day

Marcus Chen

Co-Founder & CEO

Ex-Datadog. Built monitoring at scale for 8 years before deciding the industry needed a reset.

Sarah Lindqvist

Co-Founder & CTO

Former SRE lead at Stripe. Designed the distributed ingestion engine that powers Kalleo today.

James Okafor

VP Engineering

Led infrastructure at Cloudflare. Now architects the systems that process 2T+ events daily.

Priya Sharma

Head of Product

Shipped ML products at Google Brain. Obsessed with reducing mean time to insight for on-call teams.

Erik Holmberg

Head of Design

Previously at Linear. Believes the best dashboards are the ones you never have to look at.

Amara Diallo

Head of Customer Eng

Scaled customer success at PlanetScale. Bridges the gap between engineering teams and enterprise needs.

Join our team — or let us join yours

We are hiring across engineering, design, and go-to-market. Or start using Kalleo today and see what invisible infrastructure feels like.

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