CapitalX
San Francisco, CA · Invests in US
Check size
🔒 $•• – $••Thesis
Early-stage enterprise software and B2B SaaS companies led by technical founders with deep domain expertise. Fast decision-making with conviction over consensus. Proactively helpful beyond capital - providing operational support, strategic introductions, and industry expertise from 15+ years in software. Rolling fund model allows flexibility and founder-centric approach.
Likely not a fit for
Consumer apps, social networks, pure hardware plays, games, entertainment, non-technical founding teams. Sectors without clear SaaS/enterprise focus.
How they invest
- Lead or follow
- Usually follows
- Typical decision
- ~1 week
- Warm intro
- Not required
- Involvement
- Passive
- Fund status
- Actively deploying
- Decision process
- Solo GP
Partners & team
2 contacts on file
Portfolio
Opsin provides enterprise AI security solutions to manage and govern AI tools like Microsoft Copilot and Google Gemini, focusing on reducing data oversharing and enhancing security assessments.
F4 is a product-led venture capital firm that offers a platform where every founder can enter, and their work decides their progress. It provides a roadmap for founders to close the gap through mentor time, investor intros, and capital targeted for those proving they can build.
Turing is redefining how companies and developers find each other and build groundbreaking products together, using AI.
Retool is a platform that enables users to build internal software applications quickly and efficiently, leveraging AI capabilities to enhance the development process.
Rippling is a cloud-based workforce management platform that integrates HR, IT, and finance services, allowing businesses to manage their operations from a centralized location.
Zapier is a no-code automation platform that connects over 8,000 apps, allowing users to automate workflows and improve productivity without needing to write code.
Algolia is the world’s only end-to-end AI search solution that helps businesses and developers understand their online users and deliver personalized search experiences. With a commitment to speed, ease of use, and scalability, Algolia processes 1.7 trillion searches annually, serving over 17,000 customers globally.
Flutterwave offers seamless payment solutions tailored for enterprises, startups, and emerging markets, enabling businesses to accept and process payments globally.
Teleport provides a unified identity platform that secures both classic and AI infrastructure, focusing on identity governance, zero trust access, and identity security.
Go1 simplifies employee training with an AI-powered learning and development solution, rethinking how the world learns and providing a remote-first work environment.
SendBird is an AI customer experience platform that provides communication solutions, including chat and voice APIs, to enhance customer interactions across various industries.
People.ai is an AI Revenue Platform designed to help sales teams unlock their complete go-to-market story with data, enabling them to answer tough revenue questions and forecast deals effectively.
Recent activity
- Sep 2025
Yotta
Seed · Participated
- Apr 2025
Opsinsecurity
Seed · Participant
- Apr 2025
Octolane AI
Seed · Investor
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