Investor actively backing innovative startups and growth-stage companies across various industries and funding rounds.
| Company Name | Founded | Funding Stage | Amount | City |
|---|---|---|---|---|
| Obot AI | 2025 | Seed | $35.0M | Cupertino |
| Numeral | 2025 | Series B | $35.0M | San Francisco |
| Highbeam | 2025 | Series A | $30.0M | New York |
| Mirvie | 2025 | Venture - Series Unknown | $23.7M | South San Francisco |
| Scrunch AI | 2025 | Series A | $15.0M | Los Angeles |
| Sema4.ai | 2025 | Series A | $25.0M | Atlanta |
| Realta Fusion | 2025 | Series A | $36.0M | Madison |
| Supio | 2025 | Series B | $60.0M | Seattle |
| Aurascape | 2025 | Series A | $26.2M | Santa Clara |
| Retym | 2025 | Series D | $75.0M | Cupertino |
| # | Company | Stage | Amount | Location |
|---|---|---|---|---|
| 51 | Obot AI | Seed | $35.0M | Cupertino, United States |
| 52 | Numeral | Series B | $35.0M | San Francisco, United States |
| 53 | Highbeam | Series A | $30.0M | New York, United States |
| 54 | Mirvie | Venture - Series Unknown | $23.7M | South San Francisco, United States |
| 55 | Scrunch AI | Series A | $15.0M | Los Angeles, United States |
| 56 | Sema4.ai | Series A | $25.0M | Atlanta, United States |
| 57 | Realta Fusion | Series A | $36.0M | Madison, United States |
| 58 | Supio | Series B | $60.0M | Seattle, United States |
| 59 | Aurascape | Series A | $26.2M | Santa Clara, United States |
| 60 | Retym | Series D | $75.0M | Cupertino, United States |
Obot AI is developing an open-source Enterprise MCP Gateway to facilitate the rapid adoption of AI
Numeral provides a platform that automates the sales tax process for e-commerce and SaaS businesses.
Banking that helps brand owners make smarter decisions
Mirvie is a biotech company that creates precise, actionable, and non-invasive tests for maternal-fetal health.
Scrunch AI, a platform designed to help businesses optimize their presence in AI-driven search.
Sema4.ai is an AI platform that empowers organizations to build, deploy, and manage agents designed to transform knowledge work.
Realta Fusion develops fusion energy technology for the production of industrial heat and power.
Supio is an accurate and dependable AI that assists attorneys in finding crucial information.
Aurascape enables businesses to innovate fearlessly in the age of AI through a security platform engineered for AI interactions.
Retym is a semiconductor startup that builds semiconductor technology to transform the data center and telecommunications industries.
HouseWhisper is an AI-powered assistant designed to address one of real estate's most significant challenges.
The first smart telemetry management platform for identifying and solving telemetry cost, quality, and availability issues
Qventus provides AI-driven automation solutions to optimize healthcare operations.
iLoF is a digital health company pioneering a breakthrough AI-platform to accelerate the future of personalized medicine.
Voyage AI develops embedding models and rerankers for precise and efficient search and RAG.
Orb is the modern billing infrastructure powering revenue workflows for the next wave of AI and software companies.
TeamBridge is a workforce operating system that helps teams automate their processes and improve efficiency, especially for hourly workers.
Revefi is an AI data engineering company that uses generative AI and automation to help customers maximize ROI from data warehouse tools.
DevRev offers a cloud-based solution for both customer support and software development.
ProRata builds technology that enables generative AIs to properly attribute contributing content and share revenues on a per-use basis.
Human-like AI conversations for website visitors
Prolific Machines unlocks production of next-generation therapeutics with a light-controlled gene expression system and closed-loop control.
Frore Systems is a developer of thermal technology for consumer devices.
Battery safety, observability, and predictability powered by Chemix's industry-first proprietary foundation model.
Naturally transforming waste methane into organic fertilizer using the power of microbes.
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.
Mayfield Fund's top investment sectors include Artificial Intelligence (AI), Software, Information Technology, Health Care, Generative AI. The firm invests across 56 different industry categories.
Among tracked funding rounds, DevRev received $100.8M in a Series A round. Mayfield Fund's total known invested capital is $8.4B.
Mayfield Fund's average investment size is $49.3M across its portfolio of 197 companies.
Recent Mayfield Fund portfolio additions include Obot AI, Numeral, Highbeam, Mirvie, Scrunch AI. These companies were founded in 2020 or later.
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