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- Quiet Capital
Quiet Capital portfolio
Quiet Capital has 51 portfolio companies on record at Recent Funding, with 8 investments in the last 12 months.
About this page
It is a venture capital firm based in San Francisco, US, founded in 2020. It led 6 of the 41 rounds it joined. Its most recent investment on record is Mach9's $34M Series A round in October 2026, alongside Prudence, First Round Capital and Bessemer Venture Partners. By category, its portfolio leans toward Health and bio (10) and Developer tools and cloud (8). It has co-invested with Y Combinator, Founders Fund and General Catalyst, most often Y Combinator (6 rounds).
About Quiet Capital
Funds raised
| Fund | Fund # | Size | Announced |
|---|---|---|---|
| - | $377M | Yahoo Finance |
What Quiet Capital invests in
- Health and bio · 10 · 20%
- Developer tools and cloud · 8 · 16%
- Fintech · 8 · 16%
- Education · 7 · 14%
- Robotics and hardware · 7 · 14%
- Commerce and retail · 6 · 12%
- Data and analytics · 6 · 12%
- Manufacturing and industrial · 5 · 10%
Quiet Capital recent investments
| Company | Round | Date | Alongside |
|---|---|---|---|
| Series A · $34M | Prudence, First Round Capital (lead), Bessemer Venture Partners (lead) | ||
| round · $153M | OpenAI Startup Fund (lead), Panache Ventures, Golden Ventures +4 | ||
| Seed · $20M · lead | Gradient Ventures (lead), Haystack, Compound | ||
| Series B+ · $108M | Scale Venture Partners, The General Partnership, Paychex +6 | ||
| Series B+ · $400M | Alkeon Capital, Menlo Ventures, Schroders Capital +6 | ||
| Series B+ · $435M | NFDG Ventures, Thrive Capital, Eli Lilly +6 | ||
| Series A · $35M | Khosla Ventures, Coatue, MaC Venture Capital +6 | ||
| Series A · $450M | Long Journey Ventures, Uncork Capital, Neo +6 |
How Quiet Capital invests
Quiet Capital portfolio companies
MMach9$34MSeries A · Oct 2026
BBiossil$153Mround · Sep 2026
PPolyphron$20MSeed · Sep 2026
TThatch$108MSeries B+ · Sep 2026
SSuno$400MSeries B+ · Jun 2026
NNewLimit$435MSeries B+ · Jun 2026
SSwarm Aero$35MSeries A · Apr 2026
IInertia$450MSeries A · Feb 2026
AArch$52MSeries B+ · Sep 2025
OOrchard Robotics$22MSeries A · Sep 2025OOpenLayer$14.5MSeries A · May 2025
SSpeakeasy$15MSeries A · Nov 2024
111x$24MSeries A · Oct 2024
EEon$77MSeries B+ · Oct 2024
SStandard Bots$63MSeries B+ · Jul 2024
LLoyal$45MSeries B+ · Mar 2024
AAssort Health$3.5MSeed · Mar 2024
CChaos Labs$20MSeed · Feb 2023
YYassir$150MSeries B+ · Nov 2022
PPano AI$20MSeries A · Sep 2022
OOmni$26.9MSeed · Aug 2022
AAzuro$4Mround · Jun 2022
SSanas$32MSeries A · Jun 2022
FFlipside Crypto$50MSeries A · Apr 2022
BBuilt Robotics$64MSeries B+ · Apr 2022
JJABU$3.2MSeed · Jan 2022
NNucleus GenomicsSeed · Dec 2021
TTRM Labs$60MSeries B+ · Dec 2021
MMeow$5MSeed · Nov 2021
SSolugen$357MSeries B+ · Sep 2021
BBetterhalf$3MSeed · May 2021
FFORT Robotics$13MSeries A · Mar 2021
RRescale$50MSeries B+ · Feb 2021
AAumni$10MSeries A · Jan 2020
AAirtable$52MSeries B+ · Mar 2018
QQuartermasterbacker
SSciencebacker
MManifest OSbacker
FFauna Roboticsbacker
CChromabacker
NNdeabacker
PPeriodic Labsbacker
AAmae Healthbacker
EExamedibacker
JJüstobacker
CClivibacker
SSnapdocsbacker
BBravebacker
LLeena AIbacker
SScopeAIbacker
EEdelbytebacker
| Company | Round with Quiet Capital | Total raised | Latest raise |
|---|---|---|---|
Developer tools and cloud |
Series A · $34M | $46M | Oct 21, 2026 Series A |
Health and bio |
round · $153M | $156.7M | Sep 28, 2026 round |
Manufacturing and industrial |
Seed · $20M · lead | $20M | Sep 17, 2026 Seed |
Fintech |
Series B+ · $108M | $186M | Sep 15, 2026 Series B+ |
Voice and audio AI |
Series B+ · $400M | $775M | Jun 3, 2026 Series B+ |
Health and bio |
Series B+ · $435M | $650M | Jun 2, 2026 Series B+ |
Defense and security |
Series A · $35M | $45M | Aug 10, 2026 round |
Climate and energy |
Series A · $450M | $450M | Feb 11, 2026 Series A |
Fintech |
Series B+ · $52M | $77.5M | Jul 29, 2026 Series B+ |
| OOrchard Robotics Robotics and hardware |
Series A · $22M · lead | $22M | Sep 3, 2025 Series A |
Education |
Series A · $14.5M | $19.3M | May 14, 2025 Series A |
AI coding and devtools |
Series A · $15M | $23.8M | Jul 15, 2026 round |
AI agents |
Series A · $24M | $76M | Mar 24, 2025 Series B+ |
| Series B+ · $77M | $197M | Dec 2, 2025 Series B+ | |
Robotics and hardware |
Series B+ · $63M | $263M | Jun 9, 2026 Series B+ |
Health and bio |
Series B+ · $45M | $167M | Mar 25, 2026 Series A |
AI agents |
Seed · $3.5M · lead | $221.5M | Jun 24, 2026 Series B+ |
| Seed · $20M | $75M | Aug 15, 2024 Series A | |
Fintech |
Series B+ · $150M | $180M | Jan 27, 2026 round |
Robotics and hardware |
Series A · $20M | $81M | Jun 16, 2025 Series B+ |
Data and analytics |
Seed · $26.9M | $235.9M | Jul 2, 2026 Series A |
Prediction markets |
round · $4M | $7.5M | Jun 27, 2022 round |
Voice and audio AI |
Series A · $32M | $102.5M | Feb 20, 2025 Series B+ |
Education |
Series A · $50M | $60.4M | Apr 22, 2022 Series A |
Robotics and hardware |
Series B+ · $64M | $97M | Apr 7, 2022 Series B+ |
Stablecoins |
Seed · $3.2M | $18.2M | Jun 5, 2022 Series A |
Health and bio |
Seed | undisclosed | Nov 29, 2025 Series A |
ZK and privacy |
Series B+ · $60M | $219.9M | Sep 10, 2026 Series B+ |
AI agents |
Seed · $5M | $58.6M | Oct 15, 2026 Series B+ |
Health and bio |
Series B+ · $357M | $643.4M | Mar 17, 2026 Series B+ |
Consumer and social |
Seed · $3M · lead | $11.5M | Jan 30, 2025 Series A |
Robotics and hardware |
Series A · $13M | $57M | Aug 1, 2025 Series B+ |
AI infrastructure and compute |
Series B+ · $50M | $203.4M | Oct 11, 2025 Series B+ |
Fintech |
Series A · $10M | $60M | Aug 26, 2021 Series B+ |
AI coding and devtools |
Series B+ · $52M | $903M | Mar 26, 2026 Series B+ |
Robotics and hardware |
backer · source | $183M | Sep 28, 2026 Series B+ |
Health and bio |
backer · source | $230M | Mar 5, 2026 Series B+ |
Legal and compliance |
backer · source | $60M | Apr 28, 2026 Series A |
Robotics and hardware |
backer · source | $30M | Jul 10, 2025 Seed |
Data and analytics |
backer · source | $18M | Oct 14, 2025 Series B+ |
HR and recruiting |
backer | $500K | — |
| backer | $300M | Oct 2, 2025 Seed | |
Health and bio |
backer | $25M | Nov 6, 2025 Series B+ |
Health and bio |
backer | undisclosed | — |
Commerce and retail |
backer | undisclosed | — |
Health and bio |
backer | undisclosed | — |
Fintech |
backer | undisclosed | Sep 20, 2025 Series B+ |
Consumer and social |
backer | undisclosed | Apr 22, 2026 Series B+ |
AI agents |
backer | undisclosed | Dec 3, 2025 Series B+ |
Sales and marketing |
backer | $2M | May 15, 2025 Series B+ |
Data and analytics |
backer | undisclosed | Nov 11, 2026 Seed |
Most frequent co-investors
YY Combinator6 shared rounds · last May 14, 2025FFounders Fund4 shared rounds · last Sep 28, 2026
GGeneral Catalyst4 shared rounds · last Sep 15, 2026
GGV4 shared rounds · last Feb 11, 2026
FFirst Round Capital3 shared rounds · last Oct 21, 2026
MMenlo Ventures3 shared rounds · last Jun 3, 2026
HHuman Capital3 shared rounds · last Jun 2, 2026
SScott Belsky3 shared rounds · last Nov 14, 2024
BBoxGroup3 shared rounds · last Jul 12, 2024
DDN Capital3 shared rounds · last Nov 7, 2022
PPareto Holdings3 shared rounds · last Jan 6, 2022
BBessemer Venture Partners2 shared rounds · last Oct 21, 2026
Similar investors
GGlobal Brain Corporation51 companies · 8 deals in 12 mo
BBpifrance51 companies · 5 deals in 12 mo
EEuropean Innovation Council Fund52 companies · 12 deals in 12 mo
BB Capital46 companies · 13 deals in 12 mo
RRA Capital Management44 companies · 19 deals in 12 mo
WWellington Management43 companies · 9 deals in 12 mo
Investors whose portfolios on Recent Funding center on the same category (Health and bio).
How this is counted
Firm profile: Fundraising Fox Open Dataset v2026-11, CC BY 4.0. Track-record counts are theirs, not Recent Funding's.
Venture funds Quiet Capital raised, from the list of new VC funds compiled by Shai Goldman (Brex). Each size links to the article that states it, or to that list where no article was found. All new funds: new VC funds.
Share is of the 41 rounds on Recent Funding that name Quiet Capital. Rounds with no announced date are left out of the year split, and "round" is a round whose stage is not on file.
Portfolio companies are the companies on Recent Funding with a round that lists Quiet Capital, which is a subset of its real portfolio. API: /api/v1/investors/quiet-capital (get a free API key). More: the most active VC firms and new venture capital funds.
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