Quiet Capital key facts
- Quiet Capital is an investor based in San Francisco, California with 148 tracked portfolio companies.
- Notable positions include SpaceX, OpenAI, Anduril Industries.
- PrivateMarketView records 7 deal participations by Quiet Capital.
- Quiet Capital’s most recent recorded investment was in Jul 2025 and 1 over two years.
- The team roster lists 14 people.
About Quiet Capital
Founded in 2017, Quiet Capital is a venture capital firm based in San Francisco, California. The firm seeks to invest in enterprise, consumer, fintech, marketplaces, deep tech, healthcare, and crypto sectors.. This firm is a Registered Investment Adviser (RIA).
Investment focus
Quiet Capital invests at the accelerator/incubator, angel (individual), early stage vc, later stage vc, pe growth/expansion, secondary transaction - private and seed round stages, with a focus on Financial Services, Healthcare Technology Systems, Internet Service Providers, Media, SoftwarePreferred Deal TypesAccelerator/Incubator and Angel (individual).
Investment activity
Quiet Capital joined 1 recorded round in the last two years, in line with the 1 in the two years before. By year: 1 in 2025, 1 in 2024 and 1 in 2021. Across all 7 recorded rounds, 4 were later-stage, 2 were early-stage and 1 were seed. Quiet Capital most often invests alongside Coatue Management (2 shared rounds), Founders Fund (2 shared rounds) and Initialized Capital (2 shared rounds). Most recently: Perplexity AI (Series E, Jul 2025) and OpenAI (Series B, Oct 2024).
Quiet Capital portfolio at a glance
148 portfolio companies are on record for Quiet Capital, including SpaceX, OpenAI and Anduril Industries.
103 of the 148 carry a recorded valuation and 13 have recorded secondary-market trades, the names a secondary buyer or seller can price.
Quiet Capital team
14 people are on record at Quiet Capital: 7 partners, 2 managing partners, 1 advisor and 4 others. Senior names include Ben Mahdavi (Co-Founder), Matthew Humphrey (Managing Partner) and Alexander Kvamme (Lead Partner). 14 of them have a verified direct contact on file.
Quiet Capital at the SEC
Form ADV · 2026-04 · CRD 287484- Regulatory AUM
- —
- Private fund assets
- $5.4B
- Private funds
- 62 · 61 venture, 1 hedge
- Staff
- 39
- Registered office
- SAN FRANCISCO, CA
- SEC status
- Approved
Reports custody of client assets.
Source: SEC Investment Adviser Public Disclosure, Form ADV (registered as QUIET CAPITAL MANAGEMENT, LLC).
- ·The top 10 names in the book — of 148 recorded positions
- ·The 10 latest deals — of 7 rounds
- ·Watchlist + alerts for Quiet Capital's activity
Portfolio
148 companies · priced for members| Company | Industry | Valuation | First invested | Role |
|---|---|---|---|---|
| SpaceX | Aerospace and Defense | ▮ | ▮ | ▮ |
| OpenAI | Software Development Applications | ▮ | ▮ | ▮ |
| Anduril Industries | Aerospace and Defense | ▮ | ▮ | ▮ |
+ 145 more companies · all 148, priced and dated or a free account shows the top 10 names — no card Membership and data by Private Market View | ||||
Quiet Capital recent deals
7 recordedMembership and data by Private Market View
Quiet Capital working numbers
the prospecting layerMembership and data by Private Market View
Partners, principals, and the people who answer a pitch. Pro members reveal contacts with credits.
Frequently asked about Quiet Capital
- What companies does Quiet Capital invest in?
- Quiet Capital has 148 recorded portfolio companies, including SpaceX, OpenAI, Anduril Industries.
- What is Quiet Capital's AUM?
- Quiet Capital manages approximately $2.5B in assets.
- Is Quiet Capital actively investing?
- Quiet Capital's most recent recorded investment was in Jul 2025.