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Mayfield Fund | RoundOS

01 · Free data roomBuild, share and track important documents.

Data room analytics Document Analytics Pitch Deck Tracking Secure sharing Permissions NDA & agreements Watermarking Versions Branding

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02 · AI Fundraising CRMRun the work between investor meetings.

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See it workingOpen a live roomWalk a real RoundOS room.

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Startups Venture capital M&A data room Investor relations

Beyond fundraising

Sales deals Board documents Due diligence Real estate

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Fundraising hub Pre-seed Seed Series A

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Blog Funding Customer stories Investor room template

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SAFE, dilution, runway, pipeline coverage, investor fit.

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MF

Mayfield Fund

Activity from announced rounds

Activity in this selection View all activity

Activity in this selectionion-stoica-237a14a5

Rounds participated in: 2
Confirmed lead rounds: —
New companies: 2
Funding in participating rounds: $493M

By stage

Series C+2

By primary sector

AI1

Hardware1

By country

United States2

Rounds

2 in this selection

Mar 16

Develops advanced thermal cooling technologies for AI data centers and edge devices

$143MSeries D

Role not disclosed

Feb 26

Provides next-generation AI infrastructure for enterprises, neo-clouds, and sovereign AI initiatives

$350MSeries E

Role not disclosed

1–2 of 2

Most frequent co-investors

8Square1 shared Addition1 shared A&E1 shared Alumni Ventures1 shared Assam Ventures1 shared Atlantic Bridge1 shared Battery Ventures1 shared BlackRock1 shared Cambium Capital1 shared

RoundOS

A free data room for modern deals, with an AI operator that runs the fundraise.

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Data Room AI Fundraising CRM Pricing Security Document Analytics Pitch Deck Tracking

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Fundraising hub Pre-seed fundraising Seed fundraising Series A fundraising Fundraising follow-up Investor research Investor updates Integrations

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Clear Ventures

1 shared

Pitching Mayfield Fund? Send the deck from a free RoundOS data room and see which pages they read.

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