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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
Entelligence AI2026Seed$5.0MSan Francisco
Opti2026Non Equity AssistanceUndisclosedNew City
Alchemy2025Series UnknownUndisclosedSan Francisco
vijil2025Series A$17.0MMenlo Park
Uare.ai2025Seed$10.3MSan Francisco
Inception2025Seed$50.0MPalo Alto
Exaforce2025Non Equity Assistance$1.0MSan Jose
NeuBird2025Non Equity Assistance$1.0MRedwood City
Obot AI2025Seed$35.0MCupertino
Numeral2025Series B$35.0MSan Francisco

Complete List of Mayfield Fund Portfolio Companies (197)

Export
#CompanyStageAmountLocation
101Entelligence AISeed$5.0MSan Francisco, United States
102OptiNon Equity AssistanceUndisclosedNew City, United States
103AlchemySeries UnknownUndisclosedSan Francisco, United States
104vijilSeries A$17.0MMenlo Park, United States
105Uare.aiSeed$10.3MSan Francisco, United States
106InceptionSeed$50.0MPalo Alto, United States
107ExaforceNon Equity Assistance$1.0MSan Jose, United States
108NeuBirdNon Equity Assistance$1.0MRedwood City, United States
109Obot AISeed$35.0MCupertino, United States
110NumeralSeries B$35.0MSan Francisco, United States
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

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
January 2026
Non Equity Assistance

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
Series Unknown

Founder Contacts

30,000+ verified contacts

Artificial Intelligence (AI)Machine LearningSoftware

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)Business DevelopmentInformation Technology

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

San Francisco, United States
November 2025
$10.3M
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

Agentic AIArtificial Intelligence (AI)Cloud SecurityComputerNetwork Security

Exaforce is a cybersecurity company that increases the efficacy and effeciency of security operations with agentic AI.

San Jose, United States
October 2025
$1.0M
Non Equity Assistance

Founder Contacts

30,000+ verified contacts

Information TechnologyInternet

NeuBird is a first-of-its-kind cloud-based generative operations platform for enterprises.

Redwood City, United States
October 2025
$1.0M
Non Equity Assistance

Founder Contacts

30,000+ verified contacts

Artificial Intelligence (AI)Open SourceSoftware

Obot AI is developing an open-source Enterprise MCP Gateway to facilitate the rapid adoption of AI

Cupertino, United States
September 2025
$35.0M
Seed

Founder Contacts

30,000+ verified contacts

ComplianceFinancial ServicesFinTechInformation TechnologySoftware

Numeral provides a platform that automates the sales tax process for e-commerce and SaaS businesses.

San Francisco, United States
September 2025
$35.0M
Series B

Founder Contacts

30,000+ verified contacts

AdvertisingArtificial Intelligence (AI)ContentGenerative AISoftware

ProRata specializes in building AI-powered search and advertising solutions that prioritize content attribution for the original creators.

Pasadena, United States
September 2025
$40.0M
Series B

Founder Contacts

30,000+ verified contacts

Artificial Intelligence (AI)Real TimeSearch Engine

Camtech AI empowers enterprises with an AI-driven multimodal visual data platform

Orlando, United States
September 2025
$1.3M
Seed

Founder Contacts

30,000+ verified contacts

AppsMobile AppsRide SharingSoftwareTaxi ServiceTransportation

Lyft is a leading ride-hailing service offering car rentals, bike, and scooter-sharing through its mobile app for convenient transportation.

San Francisco, United States
September 2025
$450.0M
Post Ipo Debt

Founder Contacts

30,000+ verified contacts

Machine LearningQuantum ComputingSemiconductor

OpenLight is a manufacturing company that specializes in custom photonic application and circuit chip design.

Goleta, United States
August 2025
$34.0M
Series A

Founder Contacts

30,000+ verified contacts

BioinformaticsBiotechnologyGeneticsHealth CareOncology

Mission Bio develops only single-cell multi-omics platform integrating genotype and phenotype for cancer research and biomarker development.

San Francisco, United States
August 2025
Series Unknown

Founder Contacts

30,000+ verified contacts

AI InfrastructureArtificial Intelligence (AI)SemiconductorSoftware

Tensordyne is a technology company involved in building AI math, chips, hardware, and software in order to make AI affordable and efficient.

Sunnyvale, United States
July 2025
$35.0M
Series C

Founder Contacts

30,000+ verified contacts

E-CommerceFood and BeverageFood Delivery

EatClub Brands is a cloud kitchen company that allows consumers to order food from a list of handpicked food brands.

Mumbai, India
July 2025
$21.4M
Series D

Founder Contacts

30,000+ verified contacts

Artificial Intelligence (AI)Information TechnologyInternetSEO

Scrunch, a platform designed to help businesses optimize their presence in AI-driven search.

Salt Lake City, United States
July 2025
$15.0M
Series A

Founder Contacts

30,000+ verified contacts

Information TechnologyInternet

Zucca provides quickest and smartest method for bringing new food and drink products to market.

Seattle, United States
July 2025
$5.0M
Seed

Founder Contacts

30,000+ verified contacts

Artificial Intelligence (AI)Generative AISoftwareWeb Development

Sema4.ai is an AI platform that empowers organizations to build, deploy, and manage agents designed to transform knowledge work.

Atlanta, United States
June 2025
$25.0M
Series A

Founder Contacts

30,000+ verified contacts

AI InfrastructureArtificial Intelligence (AI)ManufacturingSemiconductor

Cognichip is an AI-first deep tech company focused on transforming the semiconductor industry by revolutionizing how chips are designed.

Redwood City, United States
May 2025
$33.0M
Seed

Founder Contacts

30,000+ verified contacts

Financial ExchangesFinancial ServicesFinTechTrading Platform

M1 is a trade receivables discounting exchange platform that facilitates the financing of trade receivables of MSMEs.

Gurgaon, India
May 2025
$9.9M
Secondary Market

Founder Contacts

30,000+ verified contacts

ManufacturingProduct DesignTelecommunications

Lumilens creates photonics products designed for high-performance computing.

Belmont, United States
May 2025
$9.2M
Series B

Founder Contacts

30,000+ verified contacts

Artificial Intelligence (AI)MarketingSoftware Engineering

Supio is an accurate and dependable AI that assists attorneys in finding crucial information.

Seattle, United States
April 2025
$60.0M
Series B

Founder Contacts

30,000+ verified contacts

Artificial Intelligence (AI)Cyber SecurityNetwork Security

Minimus platform may assist businesses achieve an instant reduction in vulnerability exposure

New York, United States
April 2025
$51.0M
Seed

Founder Contacts

30,000+ verified contacts

Showing 101-125 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, Information Technology, Internet, Semiconductor. The firm invests across 52 different industry categories.

What is Mayfield Fund's largest investment?

Among tracked funding rounds, Lyft received $450.0M in a Post Ipo Debt 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 Entelligence AI, Opti, Alchemy, vijil, Uare.ai. These companies were founded in 2020 or later.

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