Fathom Capital
VC Fund
San Francisco, United States
Fathom Capital is an early-stage VC firm focusing on enterprise applications and IT infrastructure.
- Total investments:
- 43
- Last investment:
- Lead investor:
- 2%
- Last fund:
Last updated:
For AI agents: llms.txt
Industries Fathom Capital invests in
Stages Fathom Capital invests in
Countries Fathom Capital invests in
Round sizes
Contacts
| Name | Phone | Socials | |
|---|---|---|---|
Round size
- Seed
- $2M–$5.4M
- Series A
- $6M–$20M
- Series B
- $30M–$70M
Investment Focus
Industry
- Software 21 (49%)
- SaaS 8 (19%)
- Information Technology 7 (16%)
- Analytics 5 (12%)
- Machine Learning 5 (12%)
Stage
- Seed 21 (49%)
- Series A 17 (40%)
- Series B 2 (5%)
- Series C 1 (2%)
Country
- United States 29 (67%)
- Norway 1 (2%)
- United Kingdom 1 (2%)
Team
| Name | Title | Investments | Links | |
|---|---|---|---|---|
John Komkov
Founder & Managing Partner
|
Founder & Managing Partner | Total investments: 7 | Find email |
Investments
| Company | Description | Round | Links |
|---|---|---|---|
| Runhouse is an ML platform that demolishes research, production, and infra silos for ML Engineers, Researchers, and Data Scientists. Runhouse OSS is a unified interface into compute and data infra which is unopinionated, ergonomic, and powerful enough for fast experimentation, full-scale deployment, and everything in between. | $5M / Seed / Oct 09, 2025 | ||
| With Clerk, you can add beautiful, high-conversion Sign Up and Sign In forms to your React application in minutes. After signing in, Clerk empowers your users to take control of their account security with multi-factor authentication and device management.If you’ve ever found yourself thinking, “there’s got to be a better way to build auth” -Clerk was built with you in mind. It truly only takes minutes to add best-in-class authentication experiences to your application - and Clerk’s team is constantly working behind-the-scenes to make them even better. | $15M / Series A / Mar 22, 2023 | ||
| With Clerk, you can add beautiful, high-conversion Sign Up and Sign In forms to your React application in minutes. After signing in, Clerk empowers your users to take control of their account security with multi-factor authentication and device management.If you’ve ever found yourself thinking, “there’s got to be a better way to build auth” -Clerk was built with you in mind. It truly only takes minutes to add best-in-class authentication experiences to your application - and Clerk’s team is constantly working behind-the-scenes to make them even better. | $6.2M / Seed / Nov 30, 2022 | ||
| ConductorOne integrates permission management for the web and modern infrastructure. Alexander Bovee and Paul Querna co-founded ConductorOne in Portland, Oregon in 2020. | $15M / Series A / Jun 23, 2022 | ||
| With Truv, users can easily connect their payroll account and instantly share the information you need to run verifications—and we make it more affordable and faster than your manual verifications. | $25M / Series A / Mar 03, 2022 | ||
| Elementary helps Fortune 500 manufacturers automate inspection, increase production yield, and achieve measurable ROI in less than 6 months.Our industrial-grade inspection stations and QA platform deliver high-speed inspection, advanced defect detection, and real-time root cause analysis—empowering manufacturers to reduce downtime and drivedigital transformation on the factory floor. | $30M / Series B / Dec 16, 2021 | ||
| Elementl is building Dagster, an open-source orchestration platform for the development, production, and observation of data assets. | $14M / Series A / Nov 16, 2021 | ||
| Dagster Labs empowers organization to build a productive and scalable data platform. Dagster Labs is building Dagster, an open-source orchestration platform for the development, production, and observation of data assets. | $14M / Series A / Nov 16, 2021 | ||
| Propelo provides timely real-time engineering metrics to help improve team performance. | $12M / Series A / Nov 04, 2021 | ||
| Convex is a serverless infrastructure company. It was founded in 2020 by James Cowling, Jamie Turner, and Sujay Jayakar. | $3.5M / Seed / Nov 02, 2021 | ||
| See all 43 investments → | |||
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FAQ
What does Fathom Capital invest in?
Fathom Capital invests primarily in Software, SaaS and Information Technology startups, most often at Seed and Series A stage. Most of the 43 investments tracked by Shizune back companies in United States. The Investment Focus section breaks down every industry, stage and country in the portfolio.
What is Fathom Capital's check size?
Fathom Capital typically joins rounds of $2M–$5.4M at Seed, $6M–$20M at Series A and $30M–$70M at Series B. These ranges are 10th–90th percentile round sizes calculated from confirmed public funding rounds, so they are a realistic guide to the rounds Fathom Capital participates in.
How do I contact Fathom Capital?
Public channels for Fathom Capital include LinkedIn and the website linked on this profile. For a verified work email and phone number, create a free Shizune account — contact data is searched across 20+ sources and validated before delivery, so your outreach lands in the right inbox.
Who are the partners at Fathom Capital?
The team at Fathom Capital includes John Komkov (Founder & Managing Partner). The Team section lists each member with their title, investment count and links.
Is Shizune's investor data accurate?
Yes — every stat on this profile is calculated from confirmed public funding rounds monitored across hundreds of sources since 2020. This profile was last refreshed in Sep 2026 and is updated monthly. Spotted something off? Use the “Suggest an edit” link near the top of the page.
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