Y Combinator (YC)

Activity from announced rounds

Activity in this selectionOct 16, 2026 · Sep 17, 2026
Rounds participated in
16
Confirmed lead rounds
0
All roles disclosed
New companies
16
First participation on record · 0 follow-on
Funding in participating rounds
$630.7M
15 disclosed · full round size, not this investor’s share

By stage

Seed6
Series A5
Series B2
Series C+2
Pre-seed1

By primary sector

Enterprise software4
AI2
Biotech2
Business services1
Defense tech1
6 more
Developer tools1
Ecommerce1
Healthtech1
Mobility1
Robotics1
Space tech1

By country

United States13
United Kingdom2
1

Rounds

16 in this selection
Nous Research

Open-source AI models and the Hermes agent, which retains project memory and reusable skills across tasks.

$90MSeries B
Participant
Santé

Santé gives wine and spirits retailers one system for in-store sales, e-commerce, delivery orders, marketing and subscriptions.

$15MSeries A
Participant
Flai

Flai gives automotive dealerships AI tools to answer customer calls, capture leads and schedule sales and service appointments.

$27MSeries A
Participant
Vitalize

Vitalize helps hospital teams coordinate staffing and capacity as patient demand shifts.

$31MSeries A
Participant
Halluminate

Training environments and benchmarks that measure how AI agents perform financial services work.

$30MSeries A
Participant
Hop Aero

Develops autonomous hypersonic cargo rockets for military micro-payload delivery.

$11MSeed
Participant
Revnu

AI agents that run growth marketing, advertising and search optimization for software companies.

$3MSeed
Participant
flowscope

flowscope automates enterprise work by connecting business processes and using AI to reduce repetitive operational tasks.

$3.8MSeed
Participant
WonderTx

AI models designed to discover oral medicines for diseases currently treated with injectable drugs.

$125KSeed
Participant
Hubble Network

Hubble Network connects ordinary Bluetooth devices to satellites, extending asset tracking beyond the reach of cellular networks.

$200MSeries C
Participant
Numeral

AI-powered software that automates sales tax and VAT compliance for global businesses.

$100MSeries C
Participant
Confido

Confido connects accounting, finance, sales and operations data so consumer brands can manage deductions, trade spending and supply plans together.

$55MSeries B
Participant
StarSling

Fast GitHub Actions runners paired with AI agents that optimize continuous integration workflows.

UndisclosedPre-Seed
Participant
CatchBack Cards

CatchBack turns physical trading cards into a digital mystery-pack marketplace. Customers can open packs, see transparent odds and use trading and instant buyback features that make collectible pricing and resale more accessible.

$7.8MSeed
Participant
Robocurve

Independent benchmarks that test how well AI models control real robots.

$10MSeed
Participant