# Celso Martinho

> Celso Martinho is a startup investor at Cloudflare (Lisbon). See 0 investments, check sizes, portfolio. Updated Aug 2026.

- Type: Angel Investor
- Fund: [Cloudflare](https://shizune.co/investors/profile/cloudflare)
- Location: Lisbon, Portugal
- Last updated: Aug 2026
- LinkedIn: https://www.linkedin.com/in/celsomartinho
- X (Twitter): https://twitter.com/celso

Celso Martinho is a startup investor at Cloudflare in Lisbon. Celso Martinho - Director Of Engineering @ Cloudflare

## About Cloudflare

VC Fund · San Francisco, United States

Cloudflare is a web performance and security company that provides online services to protect and accelerate websites online. Its online platforms include Cloudflare CDN that distributes content around the world to speed up websites, Cloudflare optimizer that enables web pages with ad servers and third-party widgets to download Snappy software onmobiles and computers, CloudFlare security that protects websites from a range of online threats including spam, SQL injection, and DDOS, Cloudflare analytics that gives insight into website’s traffic including threats and search engine crawlers, Keyless SSL that allows organizations to keep secure sockets layer (SSL) keys private, and Cloudflare applications that help its users install web applications on their websites.Lee Holloway, Matthew Prince, and Michelle Zatlyn founded Cloudflare in 2009, with its headquarters in San Francisco in California.

5 contacts available at Cloudflare.

| Name | Title | Profile |
| --- | --- | --- |
| Celso Martinho | Director Of Engineering | https://shizune.co/investors/profile/celso-martinho |
| Gadi Benmark | Global head of Demand Generation | https://shizune.co/investors/profile/gadi-benmark |
| James Snell | System Engineer | https://shizune.co/investors/profile/james-snell |
| Matthew Prince | Co-founder & CEO | https://shizune.co/investors/profile/matthew-prince |
| Mia Wang | M&A and Strategy Director | https://shizune.co/investors/profile/mia-wang |

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