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Mayfield Fund Portfolio Companies

Investor actively backing innovative startups and growth-stage companies across various industries and funding rounds.

Last updated: July 2026

Mayfield Fund Investment Overview

Portfolio Companies
197
Total Invested
$8.4B
Average Investment
$49.3M

Mayfield Fund's Most Recent Investments (2020+)

Company NameFoundedFunding StageAmountCity
DuploCloud2023Series B$32.0MSan Jose
Gutsy2023Seed$51.0MBaton Rouge
MindsDB2023Seed$5.0MBerkeley
Vartana2023Series B$20.0MSan Francisco
Deployed2023Seed$4.0MLondon
Entelligence AI2026Seed$5.0MSan Francisco
Ridge2022Series A$22.0MBoston
Swimply2021Venture - Series Unknown$40.0MLos Angeles
LexCheck2022Series A$17.0MNew York
Karmacist2021Pre-Seed$929KLondon

Complete List of Mayfield Fund Portfolio Companies (197)

Export
#CompanyStageAmountLocation
76DuploCloudSeries B$32.0MSan Jose, United States
77GutsySeed$51.0MBaton Rouge, United States
78MindsDBSeed$5.0MBerkeley, United States
79VartanaSeries B$20.0MSan Francisco, United States
80DeployedSeed$4.0MLondon, United Kingdom
81Entelligence AISeed$5.0MSan Francisco, United States
82RidgeSeries A$22.0MBoston, United States
83SwimplyVenture - Series Unknown$40.0MLos Angeles, United States
84LexCheckSeries A$17.0MNew York, United States
85KarmacistPre-Seed$929KLondon, United Kingdom
Cloud ComputingComplianceDeveloper APIsDevOpsIT InfrastructureSaaS

DevOps-as-a-Service. No-code and low-code infrastructure automation for cloud security and compliance.

San Jose, United States
November 2023
$32.0M
Series B

Founder Contacts

30,000+ verified contacts

ComputerEnterprise SoftwareNetwork Security

Gutsy is a new way to do security governance, enabled by applying process mining to cyber for the first time

Baton Rouge, United States
October 2023
$51.0M
Seed

Founder Contacts

30,000+ verified contacts

DatabaseMachine LearningOpen SourcePredictive AnalyticsSoftware

MindsDB is an open-source platform that enables developers to integrate machine learning into applications.

Berkeley, United States
August 2023
$5.0M
Seed

Founder Contacts

30,000+ verified contacts

FinanceFinancial ServicesService Industry

Vartana is a B2B payments platform that helps businesses reach their potential by purchasing software and versatile payment options.

San Francisco, United States
May 2023
$20.0M
Series B

Founder Contacts

30,000+ verified contacts

Document PreparationLegal TechProcurementSaaSSoftware

Deployed is an AI-assisted decision and document automation platform

London, United Kingdom
May 2023
$4.0M
Seed

Founder Contacts

30,000+ verified contacts

Artificial Intelligence (AI)SoftwareSoftware EngineeringWeb Development

Entelligence AI is an AI‑powered platform that aims at catching more bugs and speeding up reviews of software engineering teams.

San Francisco, United States
January 2026
$5.0M
Seed

Founder Contacts

30,000+ verified contacts

Cloud ComputingCloud Data ServicesCloud InfrastructureCloud Storage

Get a cloud that works best for you! Ridge boosts cloud-native apps with a flexible cloud that sits on any infrastructure & in any location.

Boston, United States
January 2022
$22.0M
Series A

Founder Contacts

30,000+ verified contacts

MarketplaceRentalRental PropertySharing EconomySwimming

Swimply is an online marketplace for passion space and amenity rentals including pools, courts, and entire homes by the hour

Los Angeles, United States
December 2021
$40.0M
Venture - Series Unknown

Founder Contacts

30,000+ verified contacts

Artificial Intelligence (AI)Contact ManagementLegal TechMachine LearningSaaS

LexCheck uses computational linguistics technology to help improve the preparation of legal documents and other literature.

New York, United States
December 2022
$17.0M
Series A

Founder Contacts

30,000+ verified contacts

Dietary SupplementsHealth CareWellness

Karmacist is involved in the making of wellness supplements and products through the science of Nutrigenomics.

London, United Kingdom
December 2021
$929K
Pre-Seed

Founder Contacts

30,000+ verified contacts

Artificial Intelligence (AI)Information TechnologyNatural Language ProcessingSoftware

Inception develops diffusion large language models for latency-sensitive applications.

Palo Alto, United States
November 2025
$50.0M
Seed

Founder Contacts

30,000+ verified contacts

BlockchainDeveloper APIsDeveloper PlatformProductivity ToolsWeb3

Alchemy is a developer platform that helps companies to build reliable decentralized applications.

San Francisco, United States
November 2025
Venture - Series Unknown

Founder Contacts

30,000+ verified contacts

Artificial Intelligence (AI)Software

Vijil is an AI software startup that helps developers build and operate intelligent agents that people can trust.

Menlo Park, United States
November 2025
$17.0M
Series A

Founder Contacts

30,000+ verified contacts

Artificial Intelligence (AI)Security

Opti is an AI-powered identification protection system that uses domain-trained models to automate enterprise IAM.

New City, United States
November 2025
$20.0M
Seed

Founder Contacts

30,000+ verified contacts

Agentic AIAppsArtificial Intelligence (AI)Human ResourcesRecruitingSaaSSoftwareVertical Search

Grow the talent you have. Find the talent you need.

Bellevue, United States
January 2022
$115.0M
Series C

Founder Contacts

30,000+ verified contacts

Business Process Automation (BPA)Corporate TrainingEdTechEducationE-LearningTraining

Simplilearn is an online learning platform that offers professional certification and training courses in various fields.

San Francisco, United States
November 2022
$45.0M
Series E

Founder Contacts

30,000+ verified contacts

Artificial Intelligence (AI)Business DevelopmentInformation Technology

Uare.ai is pioneering Individual AI supports creativity and mentorship, and provides context-aware decisions.

California, El Salvador
November 2025
$10.3M
Seed

Founder Contacts

30,000+ verified contacts

Health CareMedical DeviceNanotechnology

Pioneering needle-free disease monitoring

San Francisco, United States
October 2021
$20.5M
Series B

Founder Contacts

30,000+ verified contacts

Cyber SecurityInformation TechnologyInfrastructureNetwork Security

Versa is a networking and cybersecurity firm that secures and simplifies modern networks for enterprises, teleworkers, and end-users.

Santa Clara, United States
October 2022
$120.0M
Private Equity

Founder Contacts

30,000+ verified contacts

Artificial Intelligence (AI)Business IntelligenceIntelligent SystemsReal TimeRobotics

Rhoda AI is a tech company that develops a class of robot foundation models designed to bring general intelligence into the physical world.

Palo Alto, United States
March 2026
$450.0M
Series A

Founder Contacts

30,000+ verified contacts

Artificial Intelligence (AI)EducationTraining

Pensieve is an AI educational platform that handles grading and provides feedback to colleges with lectures.

San Francisco, United States
February 2026
$6.9M
Seed

Founder Contacts

30,000+ verified contacts

Customer ServiceMarketing

Kana's aim is to envision a future in which AI and marketers collaborate to provide each consumer with a flawless, customized experience.

San Francisco, United States
February 2026
$15.0M
Seed

Founder Contacts

30,000+ verified contacts

EnergyEnergy EfficiencyIndustrial

Realta Fusion develops fusion energy technology for the production of industrial heat and power.

Madison, United States
February 2026
$9.5M
Debt Financing

Founder Contacts

30,000+ verified contacts

Artificial Intelligence (AI)Machine LearningSoftware

Gruve is a startup focused on transforming AI strategies into tangible outcomes for enterprises.

San Francisco, United States
February 2026
$50.0M
Series A

Founder Contacts

30,000+ verified contacts

Artificial Intelligence (AI)Information TechnologyNetwork Security

Upscale AI redefines networking with purpose-built solutions for high-performance compute.

Santa Clara, United States
January 2026
$200.0M
Series A

Founder Contacts

30,000+ verified contacts

Showing 76-100 of 197 portfolio companies

Frequently Asked Questions About Mayfield Fund

How many companies has Mayfield Fund invested in?

Mayfield Fund has invested in 197 companies tracked in our database. The portfolio spans multiple industries and funding stages, from seed-stage startups to late-stage companies.

What industries does Mayfield Fund invest in?

Mayfield Fund's top investment sectors include Artificial Intelligence (AI), Software, SaaS, Information Technology, Network Security. The firm invests across 67 different industry categories.

What is Mayfield Fund's largest investment?

Among tracked funding rounds, Rhoda AI received $450.0M in a Series A round. Mayfield Fund's total known invested capital is $8.4B.

What is the average investment size for Mayfield Fund?

Mayfield Fund's average investment size is $49.3M across its portfolio of 197 companies.

What are Mayfield Fund's most recent investments?

Recent Mayfield Fund portfolio additions include DuploCloud, Gutsy, MindsDB, Vartana, Deployed. These companies were founded in 2020 or later.

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