# Mayfield Fund: portfolio, investments and team

> Mayfield Fund is a vc firm based in United States. 509 investments on record, 29 in the last 12 months, latest Oct 2026.

Source: https://millionrounds.com/fund/mayfield (Millionrounds; every figure on the page links to its filing or article)

United States · [Investor](https://millionrounds.com/investors)

# Mayfield Fund

Last cheque observed Oct 2026; 509 cheques on record.

Email

Deploying now New fund $15M, May 2025 VC firm

Pre-seed Seed Series A Bio Workforce Lifesciences

Follow Mayfield Fund and see its new cheques in your feed. [Start following](https://millionrounds.com/login?join=1&why=follow&next=%2Ffund%2Fmayfield)

Deploying now

**71%** of best year **29** **cheques in 12 months**, 509 on record

Since the last cheque **8** days **00** hrs **00** min **00** sec

Median round **$23M** Cheque size, as they say **$2.0M – $10M** Rounds led **9 of 509** Sole investor **47 rounds** Exits **71 from the portfolio** Mostly in **United States, 97%**

Pitch Mayfield Fund

## Mayfield Fund highlights

- 01 29 cheques in the last 12 months
- 02 Mostly Series A and Series B: 53% of its rounds
- 03 Sole investor in 47 rounds, median $7.0M
- 04 71 exits from the portfolio

## What they do

> Mayfield is an early-stage VC investing $3 billion in AI companies, with 70% of investments made at inception. From their own website

- **Type:** VC firm (from a list, unverified)
- **Cheque size:** $2.0M – $10M as they say
- **Stages:** Pre-seed Seed Series A Series B
- **Sectors:** Bio Workforce Lifesciences
- **Based in:** Menlo Park, United States
- **Cold pitches:** Not stated

## The record

Every round we can evidence, newest first **509 appearances**

- **2026** 24 rounds
- **Oct** **[Warp Sciences](https://millionrounds.com/company/warp-sciences)** Series A · US · Analytics India Magazine **$215M** With 27 others
- **Sept** **[Numeral](https://millionrounds.com/company/numeral)** Series C · US · Ventureburn **$100M** With 7 others
- **Sept** **[Hang Ten Systems](https://millionrounds.com/company/hang-ten-systems)** Seed · Ventureburn **$53M** With 2 others
- **Sept** **[Realta Fusion](https://millionrounds.com/company/realta-fusion)** Venture · US **$9.5M** With 3 others
- **Sept** **[Hello Haven](https://millionrounds.com/company/hello-haven)** Pre-seed · US **$15M** Sole investor
- **Aug** **[Velaura AI](https://millionrounds.com/company/velaura-ai)** Series A · US · TechStartups **$110M** With 8 others
- **Jul** **[Bespoke Labs](https://millionrounds.com/company/bespoke-labs)** Series A · US · Ventureburn **$40M** With 8 others
- **Jun** **[Upscale AI](https://millionrounds.com/company/upscale-ai)** Series A · US · TechStartups **$190M** With 9 others
- **Jun** **[Sekai](https://millionrounds.com/company/sekai)** Series A · US **$20M** With 2 others
- **Jun** **[AttoTude](https://millionrounds.com/company/attotude)** Series C · US **$52M** With 2 others
- **May** **[Exaforce](https://millionrounds.com/company/exaforce)** Series B · US · TechCrunch **$125M** With 6 others
- **May** **[Aurascape](https://millionrounds.com/company/aurascape)** Series A · US · Ventureburn **$50M** *Led*
- **Apr** **[NeuBird AI](https://millionrounds.com/company/neubird-ai)** Series A · US · Ventureburn **$19M** With 5 others
- **Apr** **[Cognichip](https://millionrounds.com/company/cognichip)** Series A · TechCrunch **$60M** With 5 others
- **Apr** **[OpenLight](https://millionrounds.com/company/openlight)** Series A · US **$50M** Sole investor
- **Mar** **[Frore Systems](https://millionrounds.com/company/frore-systems)** Series D · US · TechStartups **$143M** With 9 others
- **Mar** **[Rhoda AI](https://millionrounds.com/company/rhoda-ai)** Series A · US · Ventureburn **$450M** With 9 others
- **Feb** **[Kana](https://millionrounds.com/company/kana)** Seed · US · Ventureburn **$15M** *Led*
- **Feb** **[Gruve](https://millionrounds.com/company/gruve)** Series A · US **$50M** With 1 other
- **Feb** **[Realta Fusion](https://millionrounds.com/company/realta-fusion)** Debt · US **$9.5M** With 2 others
- **Feb** **[Pensieve](https://millionrounds.com/company/pensieve)** Seed · US **$6.9M** With 3 others
- **Jan** **[Entelligence AI](https://millionrounds.com/company/entelligence-ai)** Seed · US **$5.0M** With 1 other
- **Jan** **[Opti](https://millionrounds.com/company/opti)** Venture · US **Undisclosed** With 1 other
- **Jan** **[Upscale AI](https://millionrounds.com/company/upscale-ai)** Series A · US **$200M** With 3 others
- **2025** 38 rounds
- **Nov** **[Inception](https://millionrounds.com/company/inception)** Seed · US · TechCrunch **$50M** With 15 others
- **Nov** **[Alchemy](https://millionrounds.com/company/alchemy)** Venture · US **Undisclosed** With 5 others
- **Nov** **[Uare.ai](https://millionrounds.com/company/uare-ai)** Seed · SV **$10M** With 1 other
- **Nov** **[vijil](https://millionrounds.com/company/vijil)** Series A · US **$17M** With 1 other
- **Nov** **[Opti](https://millionrounds.com/company/opti)** Seed · US **$20M** With 1 other
- **Oct** **[Exaforce](https://millionrounds.com/company/exaforce)** Grant · US **$1.0M** With 3 others
- **Oct** **[NeuBird](https://millionrounds.com/company/neubird)** Grant · US **$1.0M** With 2 others
- **Sept** **[Numeral](https://millionrounds.com/company/numeral)** Series B · US · TechCrunch **$35M** *Led*
- **Sept** **[Highbeam](https://millionrounds.com/company/highbeam)** Series A · US · AlleyWatch **$30M** With 3 others
- **Sept** **[Camtech AI](https://millionrounds.com/company/camtech-ai)** Seed · US **$1.3M** With 1 other
- **Sept** **[Lyft](https://millionrounds.com/company/lyft)** Debt · US **$450M** With 5 others
- **Sept** **[Engramme](https://millionrounds.com/company/engramme)** Pre-seed · US **$3.0M** Sole investor
- **Sept** **[Obot AI](https://millionrounds.com/company/obot-ai)** Seed · US **$35M** With 2 others
- **Sept** **[Prorata.AI](https://millionrounds.com/company/prorata-ai)** Series B · US **$40M** With 3 others
- **Aug** **[Mission Bio](https://millionrounds.com/company/mission-bio)** Venture · US **Undisclosed** With 5 others
- **Aug** **[Mirvie](https://millionrounds.com/company/mirvie)** Venture · US **$24M** With 4 others

An announcement gives the size of the round, not the size of this investor's cheque: the only rounds that imply a cheque are those where they were the sole named investor.

## The team

Named by the firm itself, on a filing, its Form ADV or its company registration **9 named**

CD **Chitra Dhondee** Director, Mayfield Mauritius, Ltd. i Form ADV

MZ **Mohammud Zaid Peerun** Director, Mayfield Mauritius, Ltd. i Form ADV

NC **Navin Chaddha** Managing Member, Mayfield Fund, L.L.C. i Form ADV

NN **Nikhil Nirvan Khattau** Director, Mayfield Mauritius, Ltd. i Form ADV

PT **Patrick Thomas Salyer** Member, Mayfield Fund, L.L.C. i Form ADV

RB **Rajeev Batra** Member, Mayfield Fund, L.L.C. i Form ADV

TB **Tejas Bharat Maniar** Member, Mayfield Fund, L.L.C. i Form ADV

UR **Urshit Rajesh Parikh** Member, Mayfield Fund, L.L.C. i Form ADV

VK **Vaneeta Kuba Varma** Chief Financial Officer, Mayfield Fund, L.L.C. i Form ADV

We also hold **22** people at this firm from the lists this database was built from: a weaker source than the filings, since a list does not say when a title ended. Login to see them.

## What the register says

From the firm's own filings with the SEC, which it must file accurately by law

**$4.6B** gross assets of its funds, 2 advisers combined Oct 2026

**13+** funds on file numbered funds in its name

**Exempt** reporting adviser venture or small private funds

- **Legal name:** Mayfield Fund, L.L.C., A Delaware Limited Liability Company
- **SEC number:** CRD 161685

Who backs their funds

## 2 LPs on record in Mayfield Fund's funds

- **Committed:** $215M
- **Funds:** 9
- **Vintages:** 2013 to 2025

The institutions that put money into its funds, which the firm then invests in companies. Source: the pension's own report, latest Mar 2026.

- [**Oregon Public Employees Retirement Fund** 7 funds *$170M*](https://millionrounds.com/fund/oregon-public-employees) Fund Vintage Committed Mayfield XVII 2023 $30M Mayfield Select III 2023 $25M Mayfield XVI 2021 $30M Mayfield Select II 2021 $20M Mayfield XV 2017 $28M Mayfield Select 2017 $13M Mayfield XIV 2013 $25M
- [**California Public Employees' Retirement System (CalPERS)** 2 funds *$45M*](https://millionrounds.com/fund/california-public-employees) Fund Vintage Committed Mayfield Select III, a Delaware Limited Partnership 2025 $24M Mayfield XVII, a Delaware Limited Partnership 2024 $21M

Funds they back

## 1 fund commitment on record

- **Managers:** 1

Every fund on record that it has committed money to, and the managers who invest it. Source: fund news.

Managers it backs most

- [GitHub 1 fund](https://millionrounds.com/fund/github-accelerator)

Most recent commitments

- [GitHub GitHub Secure Open Source Fund](https://millionrounds.com/fund/github-accelerator)

## Exits from the portfolio

Companies it backed that were later bought or listed **71 in all**

**[CloudSimple](https://millionrounds.com/company/cloudsimple)** Bought by [Google](https://millionrounds.com/fund/google-assistant-investments) **Undisclosed** Nov 2019

**[Marketo](https://millionrounds.com/company/marketo)** Bought by [Adobe](https://millionrounds.com/fund/adobe) **$4.8B** Sept 2018

**[Elastica](https://millionrounds.com/company/elastica)** Bought by Blue Coat Systems **$280M** Nov 2015

**[Zirtual](https://millionrounds.com/company/zirtual)** Bought by [Fundable](https://millionrounds.com/fund/fundable) **Undisclosed** Oct 2015

**[BlackArrow](https://millionrounds.com/company/blackarrow)** Bought by Cross Mediaworks **Undisclosed** Aug 2015

**[OUYA](https://millionrounds.com/company/ouya)** Bought by [Razer](https://millionrounds.com/fund/razer) **Undisclosed** Jul 2015

**[Tempo AI](https://millionrounds.com/company/tempo-ai)** Bought by Salesforce **Undisclosed** May 2015

**[C9 Inc.](https://millionrounds.com/company/c9-inc)** Bought by InsideSales.com **Undisclosed** May 2015

**[Riverbed Technology](https://millionrounds.com/company/riverbed-technology)** Bought by [Thoma Bravo](https://millionrounds.com/fund/thoma-bravo) **$3.5B** Apr 2015

**[fitmob](https://millionrounds.com/company/fitmob)** Bought by ClassPass **Undisclosed** Apr 2015

**[Viralheat](https://millionrounds.com/company/viralheat)** Bought by Cision **Undisclosed** Mar 2015

**[Fab](https://millionrounds.com/company/fab)** Bought by [PCH International](https://millionrounds.com/fund/pch-international) **$15M** Mar 2015

**[Pluck](https://millionrounds.com/company/pluck)** Bought by Sprinklr **Undisclosed** Feb 2015

**[AdChina](https://millionrounds.com/company/adchina)** Bought by [Alibaba](https://millionrounds.com/fund/alibaba) **Undisclosed** Jan 2015

**[BranchOut](https://millionrounds.com/company/branchout)** Bought by 1-Page **Undisclosed** Nov 2014

**[Adchemy](https://millionrounds.com/company/adchemy)** Bought by WalmartLabs **Undisclosed** May 2014

**[PlayFirst](https://millionrounds.com/company/playfirst)** Bought by [Glu Mobile](https://millionrounds.com/fund/glu-mobile) **Undisclosed** May 2014

**[Klout](https://millionrounds.com/company/klout)** Bought by Lithium Technologies **$200M** Mar 2014

**[Basis Science](https://millionrounds.com/company/basis-science)** Bought by [Intel](https://millionrounds.com/fund/intel) **$100M** Mar 2014

**[Pulse](https://millionrounds.com/company/pulse)** Bought by [LinkedIn](https://millionrounds.com/fund/linkedin) **$90M** Apr 2013

The latest 20 here. An exit counts when it came after the firm's first round in the company. From historical deal records.

New fund on file

**$15M**

raised in May 2025

From its SEC filing, not a journalist: a firm that has just raised has money to deploy.

## The cheque

Pre-seed Seed Series A

Median round joined **$23M** the round, not its cheque Alone, median **$7.0M**

Led 9 of 509 rounds **2%**

- **Said size:** $2.0M – $10M
- **Sole investor:** 47 rounds
- **Last cheque:** Oct 2026
- **Exits:** 71 from the portfolio

Rounds by stage said on their site

- Series A said *125*
- Series B said *112*
- Series C *78*
- Venture *58*
- Seed said *42*
- Series D *33*
- Pre-seed said *-*

Cheques by month Led Joined

Nov 2023 Oct 2026

Often in the room with

- [Accel](https://millionrounds.com/fund/accel) 22
- [Khosla Ventures](https://millionrounds.com/fund/khosla-ventures) 18
- [Y Combinator](https://millionrounds.com/fund/y-combinator) 17
- [Foundation Capital](https://millionrounds.com/fund/foundation-capital) 16
- [Trinity Ventures](https://millionrounds.com/fund/trinity-ventures) 16
- [Norwest Venture Partners](https://millionrounds.com/fund/norwest) 15

**Pitching Mayfield Fund?** Put them on your fundraising board with this record on the card, and follow them to hear when they write a new cheque.

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## Who they invest alongside

The investors most often in the same rounds as Mayfield Fund. A count of rooms they were both in, not a relationship either has claimed.

[**Accel** VC firm **22** rounds together](https://millionrounds.com/fund/accel)[**Khosla Ventures** VC firm **18** rounds together](https://millionrounds.com/fund/khosla-ventures)[**Y Combinator** Accelerator **17** rounds together](https://millionrounds.com/fund/y-combinator)[**Foundation Capital** VC firm **16** rounds together](https://millionrounds.com/fund/foundation-capital)[**Trinity Ventures** VC firm **16** rounds together](https://millionrounds.com/fund/trinity-ventures)[**Norwest Venture Partners** VC firm **15** rounds together](https://millionrounds.com/fund/norwest)[**Redpoint** VC firm **15** rounds together](https://millionrounds.com/fund/redpoint)[**U.S. Venture Partners** VC firm **15** rounds together](https://millionrounds.com/fund/u-s-venture-partners-usvp)[**DCM Ventures** Private equity **13** rounds together](https://millionrounds.com/fund/dcm-ventures)[**Ignition Partners** VC firm **13** rounds together](https://millionrounds.com/fund/ignition-partners)[**Worldview Technology Partners** VC firm **13** rounds together](https://millionrounds.com/fund/worldview-technology-partners)[**GSR Ventures** VC firm **12** rounds together](https://millionrounds.com/fund/gsr-ventures)

## Recently backed

The latest companies Mayfield Fund put money into.

[**Hang Ten Systems** $53M · Sept 2026](https://millionrounds.com/company/hang-ten-systems)[**Realta Fusion** $9.5M · Sept 2026](https://millionrounds.com/company/realta-fusion)[**Hello Haven** $15M · Sept 2026](https://millionrounds.com/company/hello-haven)[**Velaura AI** $110M · Aug 2026](https://millionrounds.com/company/velaura-ai)[**Bespoke Labs** $40M · Jul 2026](https://millionrounds.com/company/bespoke-labs)[**Sekai** $20M · Jun 2026](https://millionrounds.com/company/sekai)

## On podcasts

2 episodes naming Mayfield Fund in the title, and 1 more that mention it.

- [The Twenty Minute VC](https://millionrounds.com/podcasts/20vc) 18 Jan 2017 · 31 min 20VC: How To Test The Strength Of Co-Founder Relations, The Dangers Of Raising A Large Series A & Why The Biggest Challenge For Consumer Companies Is Finding The Second Big Hit with Rishi Garg, Partner @ Mayfield Fund With [Rishi Garg](https://millionrounds.com/person/rishi-garg) Mentions [Mayfield Fund](https://millionrounds.com/fund/mayfield)[Google](https://millionrounds.com/fund/google-assistant-investments)[Highland Capital](https://millionrounds.com/fund/highland-capital) *+1* Apple PodcastsShow page
- [The Twenty Minute VC](https://millionrounds.com/podcasts/20vc) 16 Jan 2017 · 26 min 20VC: Why We Will See A Big Series B Crunch? Why Proprietary Data Pools & AI Talent Will Be The New Limited Natural Resources? Why Now Is The Closest Thing To A New Normal with Tim Chang, Managing Director @ Mayfield Fund With [Tim Chang](https://millionrounds.com/person/tim-chang) Mentions [Mayfield Fund](https://millionrounds.com/fund/mayfield)[General Motors](https://millionrounds.com/fund/general-motors)[Norwest Venture Partners](https://millionrounds.com/fund/norwest) Apple PodcastsShow page

### Mentioned in

- [The Twenty Minute VC](https://millionrounds.com/podcasts/20vc) 14 Nov 2016 · 34 min 20VC: Rick Marini on Lessons Leant From Naval Ravikant, Why You Need To Make 30 Investments Before You Know What You Are Doing & Why You Have To Earn The Right To Good Dealflow Apple PodcastsShow page

## Quick answers about Mayfield Fund

### What does Mayfield Fund invest in?

Mayfield Fund invests most often at Series A and Series B (53% of the rounds on record), in sectors such as Bio, Workforce and Lifesciences.

### How active is Mayfield Fund?

509 investments on record, 29 of them in the last 12 months, and it led 9. The most recent was in Oct 2026.

### What has Mayfield Fund invested in recently?

Its most recent investments on record: Warp Sciences (Series A, Oct 2026), Numeral (Series C, Sept 2026) and Hang Ten Systems (Seed, Sept 2026).

### How big are Mayfield Fund's cheques?

The median round it joins is $23M. It says it writes cheques of $2.0M to $10M.

### Does Mayfield Fund lead rounds?

Sometimes: it led 9 of its 509 investments on record (2%).

### Where does Mayfield Fund invest?

Most of the companies it backs are in the United States (97%).

### Is Mayfield Fund investing now?

Yes: it is actively investing, with 29 investments in the last 12 months.

### Who does Mayfield Fund invest alongside?

Most often Accel (22 rounds together), Khosla Ventures (18 rounds together) and Y Combinator (17 rounds together).

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