Fundraising Fox

XSeed Capital

Venture capital

Menlo Park · Pre-Seed–Late Stage · 3 people tracked

Also known as X/SEED MANAGEMENT COMPANY, LLC

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Investment thesis

XSeed Capital is an early-stage investment firm that partners with entrepreneurs aiming to build category-leading, high-growth companies.

Source: firm website, verified Aug 11, 2026.

Stage
Pre-Seed–Late Stage
HQ
Menlo Park, California, US
Instruments
Equity
Founded
2006
AUM
$110M
VC funds
3
Tracked investments
1

Team · 3 people

from public directories

Investments · 1 tracked

founders shown can be your intro path
MINES.IO INC.Dec 2015SEC filingmedium confidence

San Francisco, US

Board seatMichael Borrus· per SEC Form D · $1.5M raise · filed Oct 2017

Rows marked “SEC filing” are inferred from directors named on the company's SEC Form D — public regulatory data, not a portfolio list published by the firm.

Frequently asked questions

What stage does XSeed Capital invest at?
XSeed Capital invests at the Pre-Seed, Seed, Series A, Late Stage stages.
What sectors does XSeed Capital focus on?
XSeed Capital focuses on Biotech, Data & Infrastructure, Energy, Enterprise Software, Media & Entertainment, Medical Devices, New Materials, SaaS, Semiconductors.
Where is XSeed Capital located?
XSeed Capital is headquartered in Menlo Park, US.

Media · Podcasts & interviews

featuring the team

Robert Siegel, XSeed Capital | GSB Future of Innovation 2016

SiliconANGLE theCUBE · Robert Siegel

Images

XSeed Capital photoXSeed Capital photo

Co-investors · 31

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Founders Fund

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Craft Ventures

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$50K – $50M
Unknown Ventures

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Canaan Partners

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$500K – $20M
Eniac Ventures

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$50K – $300K
Slow Ventures

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$50K – $1M
SciFi VC

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$100K – $1M
Canvas Ventures

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$5M – $20M
Ulu Ventures

Ulu Ventures is a seed-stage venture capital firm focused on finding and funding early-stage founder teams, emphasizing diversity and data-driven investment decisions.

$2M
Trajectory Ventures

Trajectory Ventures invests in and partners with innovative founders and companies driving digital transformation, while also providing advisory, growth marketing, financing strategy, and M&A support.

Base10 Partners

Base10 Partners is a venture capital firm that invests in automation technologies for the real economy, backing companies addressing problems relevant to the broad majority of people. The firm pledges to donate 50% of certain proceeds to support the next generation of technology founders.

$100K – $5M
19 more co-investors

TSVCZetta Venture PartnersTarget GlobalClimate CapitalFounders' Co-opPropeller VCRA Capital137 VenturesOrigin VenturesBIOSPRING PARTNERSPeterson VenturesAmity VenturesGlasswing VenturesHanaco Venture CapitalOlima VenturesEarth and beyond venturesGreen Bay VenturesC2 VenturesCleo Capital

Firms observed investing alongside XSeed Capital, from public investor directories. Shared companies are the overlap with XSeed Capital's recorded portfolio.

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