Mayfield Fund
VC Fund
Menlo Park, United States
Mayfield Fund is a VC fund in Menlo Park focused on Software and Artificial Intelligence. Mayfield is an early-stage venture capital firm that focuses on investing in enterprise, deeptech, and human and planetary health sectors. The firm partners with founders from inception to build impactful companies, leveraging its extensive experience and resources.
- Total investments:
- 598
- Last investment:
- Lead investor:
- 33%
- Fund size:
- $250M
- Last fund:
Last updated:
For AI agents: llms.txt
Industries Mayfield Fund invests in
Stages Mayfield Fund invests in
Countries Mayfield Fund invests in
Round sizes
Contacts
| Name | Phone | Socials | |
|---|---|---|---|
| See all 13 contacts → | |||
Round size
- Series A
- $4.3M–$52M
- Series B
- $6M–$45M
- Series C
- $9M–$75M
Investment Focus
Industry
- Software 94 (16%)
- Artificial Intelligence 51 (9%)
- Internet 46 (8%)
- Information Technology 37 (6%)
- Enterprise Software 35 (6%)
Stage
- Series A 127 (21%)
- Series B 122 (20%)
- Series C 85 (14%)
- Seed 65 (11%)
- Series D 36 (6%)
Country
- United States 270 (45%)
- India 30 (5%)
- United Kingdom 7 (1%)
- China 4 (1%)
- France 1 (0%)
Team
| Name | Title | Investments | Links | |
|---|---|---|---|---|
Arvind Gupta
Partner
|
Partner | Total investments: 273 | Find email | |
Tim Chang
Partner
|
Partner | Total investments: 42 | Find email | |
Kamini Ramani
Chief Marketing Officer
|
Chief Marketing Officer | Total investments: 0 | Find email | |
Navin Chaddha
Managing Director
|
Managing Director | Total investments: 116 | Find email | |
Nikhil Khattau
Managing Director, India
|
Managing Director, India | Total investments: 18 | Find email | |
| See all 13 team members → | ||||
Investments
| Company | Description | Round | Links |
|---|---|---|---|
| Numeral is a tax compliance software company that helps businesses manage sales tax, VAT, and GST obligations. | $100M / Series C / Sep 23, 2026 | ||
| Hello Haven is an all-in-one personal AI digital twin and productivity platform. | $15M / Pre-Seed / Sep 17, 2026 | ||
| Hang Ten Systems is an enterprise AI services company that helps large organizations turn AI investments into measurable business outcomes. | $53M / Seed / Sep 16, 2026 | ||
| Velaura AI develops ultra-low-power computing technology for artificial intelligence applications across cloud, edge, and physical environments. The company provides AI compute solutions designed to reduce power consumption while supporting data center scalability and operating efficiency. Its technology also supports edge AI applications byenabling local processing for responsiveness, autonomy, and deployment across connected devices. For physical and embodied AI, Velaura AI focuses on energy-efficient computing that can extend battery life and support continuously operating intelligent systems. The company also provides resources covering its technology, applications, and developments in AI computing. | $110M / Series A / Aug 18, 2026 | ||
| Lumilens creates photonics products designed for high-performance computing. | $700M / Series C / Aug 06, 2026 | ||
| Bespoke Labs is an applied artificial intelligence research company that develops reinforcement learning environments, data curation systems, and infrastructure for training and evaluating AI agents. The company builds simulation environments that mirror real-world software systems, enabling organizations to improve the reliability and performanceof AI agents in production settings. It also develops tools for agent evaluation, prompt optimization, benchmarking, and reinforcement learning research, alongside open datasets and evaluation frameworks for AI model development. Bespoke Labs collaborates with AI research organizations and enterprises to support the development, testing, and optimization of long-horizon AI agents for complex workflows. | $31.8M / Series A / Jul 06, 2026 | ||
| Hang Ten Systems is an enterprise AI services company that helps large organizations turn AI investments into measurable business outcomes. | $32M / Seed / Jun 24, 2026 | ||
| Upscale AI is a high‑performance AI networking company accelerating AI democratization with open‑standard and full‑stack turnkey solutions. | $190M / Series A / Jun 22, 2026 | ||
| AttoTude develops interconnect technology for artificial intelligence and hyperscale data center environments. The company designs terahertz (THz) communication solutions that enable high-speed data transfer between computing systems and network components. Its technology focuses on addressing bandwidth, power consumption, scalability, andconnectivity challenges associated with large-scale AI processing and data-intensive workloads. | $52M / Series C / Jun 15, 2026 | ||
| Sekai is an AI‑powered content platform that enables users to create and live immersive, interactive stories | $20M / Series A / Jun 01, 2026 | ||
| See all 598 investments → | |||
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FAQ
What does Mayfield Fund invest in?
Mayfield Fund invests primarily in Software, Artificial Intelligence and Internet startups, most often at Series A and Series B stage. Most of the 598 investments tracked by Shizune back companies in United States. The Investment Focus section breaks down every industry, stage and country in the portfolio.
What is Mayfield Fund's check size?
Mayfield Fund typically joins rounds of $4.3M–$52M at Series A, $6M–$45M at Series B and $9M–$75M at Series C. These ranges are 10th–90th percentile round sizes calculated from confirmed public funding rounds, so they are a realistic guide to the rounds Mayfield Fund participates in.
How do I contact Mayfield Fund?
Public channels for Mayfield Fund include LinkedIn, X (Twitter) and the website linked on this profile. For a verified work email and phone number, create a free Shizune account — contact data is searched across 20+ sources and validated before delivery, so your outreach lands in the right inbox.
Who are the partners at Mayfield Fund?
The team at Mayfield Fund includes Arvind Gupta (Partner), Tim Chang (Partner) and Kamini Ramani (Chief Marketing Officer), among 13 team members tracked by Shizune. The Team section lists each member with their title, investment count and links.
Is Shizune's investor data accurate?
Yes — every stat on this profile is calculated from confirmed public funding rounds monitored across hundreds of sources since 2020. This profile was last refreshed in Oct 2026 and is updated monthly. Spotted something off? Use the “Suggest an edit” link near the top of the page.
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