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Fathom Fund

Fathom Fund

Houston, Texasff.vc

Overview

Fathom Fund is a venture capital firm founded in 2023 that invests in early-stage deep tech companies, with a focus on sectors including advanced computing, materials science, aerospace, climate resilience, and energy transition.

Year Founded

2023

Portfolio Companies

9

Website

ff.vc

Investments

Fathom Fund investments
CompanyDateStageLead
Xscape PhotonicsMar 2026Series A ExtensionCo-investor
Nullspace, Inc.Aug 2025SeedLead
NovoLINCDec 2025SeedLead
Eridu AIMar 2026Series ACo-investor
ReSource Chemical Corp.Mar 2025Series ALead
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Sector & Stage Mix

Industry, funding stage, and valuation band breakdowns.

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SeedSeries ASeries BGrowth

Portfolio analytics

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Investment Activity

Yearly cadence, pace, and funding raised over time.

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2021
2022
2023
2024
2025
2026

Portfolio analytics

Caplight clients see yearly investment pace and funding raised over time.

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FAQ

Where is Fathom Fund based?

Fathom Fund is headquartered in Houston, Texas, United States.

When was Fathom Fund founded?

Fathom Fund was founded in 2023.

How many portfolio companies does Fathom Fund have?

Fathom Fund has 9 portfolio companies in Caplight's dataset.

What are some companies in Fathom Fund's portfolio?

Portfolio companies visible on Caplight include Xscape Photonics, Nullspace, Inc., NovoLINC, Eridu AI, ReSource Chemical Corp..

What was Fathom Fund's most recent investment shown here?

Fathom Fund's most recent investment in this portfolio sample was in Xscape Photonics in 2026.

What sectors does Fathom Fund focus on?

Fathom Fund focuses on AI, Data & Cloud Infrastructure, Energy & Sustainability, Frontier & Industrial Tech, Frontier & Industrial Tech, Enterprise Software, Energy & Sustainability, AI, Data & Cloud Infrastructure, Frontier & Industrial Tech, Frontier & Industrial Tech, Energy & Sustainability, AI, Data & Cloud Infrastructure, Frontier & Industrial Tech, Frontier & Industrial Tech, Telecommunications & Networking, Telecommunications & Networking, AI, Data & Cloud Infrastructure, Frontier & Industrial Tech, Frontier & Industrial Tech.

What company stages does Fathom Fund focus on?

Fathom Fund typically invests at the Early stage.

What is Fathom Fund's AUM?

Fathom Fund's assets under management are estimated between $108.0M and $150.0M.

Firmographic Details

HeadquartersHouston, Texas
Year Founded2023

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