VC firm

Mayfield Fund

Kingmaker Tier

Kingmaker Tier: 98 out of 100

Also known as Mayfield Fund, L.L.C., Mayfield India, Mayfield India II, Ltd., MAYFIELD SELECT A CAYMAN ISLANDS EXEMPTED LIMITED PARTNERSHIP, MAYFIELD SELECT II A DELAWARE LIMITED PARTNERSHIP, MAYFIELD SELECT II HOLDINGS A DELAWARE LIMITED PARTNERSHIP, MAYFIELD SELECT III A DELAWARE LIMITED PARTNERSHIP, MAYFIELD SELECT III HOLDINGS A DELAWARE LIMITED PARTNERSHIP

AI models & AI infrastructure
Biotech & therapeutics
Care delivery & digital health
Cloud & networking
Consumer apps & social
Cybersecurity
Data & analytics
Developer tools
E-commerce & D2C brands
Family, parenting & kids
Food & beverage brands
Health IT
HR & future of work
Legal, compliance & govtech
Media, entertainment & gaming
Medical devices & diagnostics
Mental health & wellness
Productivity & collaboration
Sales & marketing tech
Semiconductors & computing hardware
Travel & hospitality
Vertical software
Women's & family health
Pre seed
Seed
Series A
Series B
AI native
IN
VC
B2B

Investor type: VC
Investing status: Activeas of 2026-09-28Source (opens in a new tab)
Headquarters: Menlo Park, California, United States
Assets under management: $3BStated by firm, as of 2026-09-17Source (opens in a new tab)
Latest fund size: $580MSEC amount sold, as of 2023-05-08Source (opens in a new tab)
Funds: 19
Legal name: Mayfield Fund, L.L.C.

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Record updated 29 September 2026

About

Mayfield is an early-stage venture capital firm that has operated for more than 55 years, partnering with founders from their first idea (inception) through Series B and beyond. It is currently focused on investing $3 billion in founders building AI, with about 70% of investments made at inception, across sectors including AI, Enterprise, Consumer, Semiconductors and Human Health. The firm is headquartered in Menlo Park, California, and also invests in India through Mayfield India.

Investment approach

Thesis: Our track record reflects a simple belief: great companies are built by people first.Source (opens in a new tab)
Leads rounds: Yes
Investing status notes: “Today, we’re investing $3 billion in founders building the future of AI, starting from inception through Series B and beyond.”

Funds

MAYFIELD XVII, A DELAWARE LIMITED PARTNERSHIP: $580MVintage 2023, Main fund, SEC amount sold
MAYFIELD SELECT III, A DELAWARE LIMITED PARTNERSHIP: $550MVintage 2023, Main fund, SEC amount sold
MAYFIELD SELECT III HOLDINGS, A DELAWARE LIMITED PARTNERSHIP: $14.5MVintage 2023, Main fund, SEC amount sold
MAYFIELD XVII HOLDINGS A, A DELAWARE LIMITED PARTNERSHIP: $9.5MVintage 2023, Main fund, SEC amount sold
MAYFIELD XVII HOLDINGS B, A DELAWARE LIMITED PARTNERSHIP: $5MVintage 2023, Main fund, SEC amount sold
MAYFIELD XVI, A DELAWARE LIMITED PARTNERSHIP: Vintage 2020Main fund
MAYFIELD XVI HOLDINGS A, A DELAWARE LIMITED PARTNERSHIP: Vintage 2020Main fund
MAYFIELD SELECT II, A DELAWARE LIMITED PARTNERSHIP: Vintage 2020Main fund
MAYFIELD XVI HOLDINGS B, A DELAWARE LIMITED PARTNERSHIP: Vintage 2020Main fund
MAYFIELD SELECT II HOLDINGS, A DELAWARE LIMITED PARTNERSHIP: Vintage 2020Main fund
MAYFIELD XV, A CAYMAN ISLANDS EXEMPTED LIMITED PARTNERSHIP: Vintage 2016Main fund
Mayfield India II, Ltd.: $108MVintage 2013, Main fund, SEC amount sold
More funds: 7 more recorded

SEC registration

Registered adviser: MAYFIELD FUND, L.L.C., A DELAWARE LIMITED LIABILITY COMPANY
CRD number: 161685 (opens in a new tab)
SEC file number: 802-74919
Registration: Exempt reporting adviser
Regulatory AUM: $4.3Bas of 2026-08-05
Private funds reported: 9
Principal office: MENLO PARK, CA, United States
SEC CIK: 1551568, 1566761, 1666825

Locations

Headquarters: Menlo Park, California, United States

Relationships

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