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Orange Collective

In your corner for demo day and beyond.

The AI-native YC alumni fund

© 2026 Orange Collective

Portfolio

Companies we've backed

Orange Collective has invested in 116 YC companies since the Winter 2023 batch. Currently deploying from OC Fund I.

116 companies
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OC Fund I

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Sazabi
Sazabi
The AI-native observability platform for fast-moving engineering teams
YP26
Superset
Superset
IDE for the AI Agents Era
YP26
Didit
Didit
Identity platform for fast human verification.
YW26
General Legal
General Legal
The AI native law firm for growth stage companies
YW26
Luel
Luel
Turning everyday words and actions into usable training data.
YW26
Overshoot
Overshoot
AI Infra for real-time vision applications
YW26
Bolna AI
Bolna AI
Voice AI to enable India's next billion
YF25
Casey
Casey
Casey is an AI-native commercial insurance brokerage
YF25
Metorial
Metorial
The infra layer for AI integrations.
YF25
Moss
Moss
Real-time semantic search for Conversational AI
YF25
s2.dev
s2.dev
API for unlimited, durable, real-time streams
YF25
Sava
Sava
Building the future of trusts
YF25
Unsiloed AI
Unsiloed AI
API for parsing multimodal unstructured data
YF25
Autumn
Autumn
Billing infrastructure for AI
YS25
Halluminate
Halluminate
Data and RL environments to automate knowledge work
YS25
Magnetic
Magnetic
AI Tax Preparer for CPA firms
YS25
Airweave
Airweave
Open source context retrieval layer for AI agents
YP25
Cua
Cua
Give every agent a cloud desktop
YP25
Vybe
Vybe
Secure internal apps. Built by AI in seconds. Powered by your data.
YP25
Browser Use
Browser Use
Leading open-source web agent project with 50k stars in 3 months
YW25
Leaping AI
Leaping AI
Voice AI agents to automate call centers (digital call center workers)
YW25
Mastra
Mastra
The Javascript framework for building AI agents, from the Gatsby devs
YW25
Promptless
Promptless
An AI teammate that automatically updates your customer-facing docs
YW25
Alex
Alex
The Cursor for Xcode
YF24
Apolink
Apolink
24/7 satellite connectivity in low Earth orbit
YF24
Archil
Archil
The high-performance file system that connects AI to data
YF24
attimet
attimet
we predict stuff
YF24
Charm
Charm
Charm is the universal payments app — send money to anyone.
YF24
CollectWise
CollectWise
Automating consumer debt collection with AI
YF24
CTGT
CTGT
The deterministic layer for frontier intelligence
YF24
Darkgrade
Darkgrade
Let your camera understand the world
YF24
Durate
Durate
Automated physician scheduling
YF24
Keye
Keye
The Smartest Private Equity Investor
YF24
Platus
Platus
Instant Legal Infrastructure - Draft, Sign, Notarize & Process
YF24
Revi
Revi
AI-enabled M&A deal origination
YF24
RevisionDojo
RevisionDojo
AI tutors for students.
YF24
Anara
Anara
AI for researchers
YS24
Ångström AI
Ångström AI
Gen AI molecular simulations that reproduce wetlab results
YS24
Ares Industries
Ares Industries
Building low-cost cruise missiles
YS24
Capitol AI
Capitol AI
Capitol: the sovereign operating system for intelligence.
YS24
Corgi Insurance
Corgi Insurance
Corgi is building an AI financial infrastructure company
YS24
DigitalCarbon
DigitalCarbon
Transform Images And Videos Into Immersive 3D With AI
YS24
Domu Technology Inc.
Domu Technology Inc.
AI Agents for collections
YS24
Ember Robotics
Ember Robotics
Datadog for robots
YS24
Fuse
Fuse
AI helpers for patient intake and benefits checks
YS24
Hamming AI
Hamming AI
Complete QA platform for voice agents
YS24
Henry
Henry
Automating Deal Decks for Commercial Real Estate Brokers
YS24
Keet
Keet
Authentication for AI Agents
YS24
Kontigo
Kontigo
USDC-Smart Neobank for Latinos.
YS24
Ligo Biosciences
Ligo Biosciences
Enzyme design models.
YS24
mdhub
mdhub
AI workers for healthcare clinics, starting with behavioral health
YS24
Miru
Miru
Config Management for Robotics
YS24
Modus
Modus
Unlock revenue per employee with AI-powered headcount management
YS24
OrgOrg
OrgOrg
Organizational productivity suite for companies
YS24
Outerport
Outerport
Turn diagrams, technical documents, and CAD into structured data
YS24
Overlap
Overlap
Multimodal AI agents for video
YS24
Parahelp
Parahelp
The AI agent that resolves complex support tickets, effortlessly
YS24
Rewbi
Rewbi
Rewbi uses AI to increase grid-connected battery storage revenue 2x
YS24
Saphira AI
Saphira AI
Vanta for Hardware
YS24
Saturn
Saturn
Compliance and back office workflows for Wealth Managers.
YS24
Simplex
Simplex
Production-grade web agents.
YS24
Stack Auth
Stack Auth
The open-source Auth0 alternative
YS24
Starcloud
Starcloud
Data centers in space
YS24
TaxGPT
TaxGPT
AI tax assistant for professionals and businesses
YS24
Unsloth AI
Unsloth AI
Open-Source Reinforcement Learning (RL) & Fine-tuning for LLMs.
YS24
winfunc
winfunc
ai-native security engineering for mission critical codebases
YS24
ZeroPath
ZeroPath
Automatically find and fix your software vulnerabilities
YS24
Andy AI
Andy AI
Faster clinical documentation for home health nurses
YW24
Argon AI, Inc.
Argon AI, Inc.
AI for Pharma Intelligence
YW24
AveryIQ
AveryIQ
AI Copilot for Property Managers and Landlords
YW24
camelAI
camelAI
AI software engineer that lives on its own computer
YW24
ego
ego
Character AI + Roblox :persistent, sapient AI characters in 3D worlds
YW24
Eris Biotech
Eris Biotech
Our drugs engage the immune system to fight tumors
YW24
Garage
Garage
Building the marketplace that powers America’s most essential assets
YW24
Ocular AI
Ocular AI
AI-Native Data Engine for LLMs, Computer Vision, & Enterprise AI
YW24
OpenFoundry
OpenFoundry
The fastest developer experience for building on open source AI.
YW24
PointOne
PointOne
AI Time Platform for Law Firms
YW24
Powder
Powder
AI Agents for precise document analysis
YW24
Risotto
Risotto
Risotto auto-solves IT support requests using AI
YW24
ROE
ROE
AI for risk and compliance
YW24
Spark
Spark
AI-powered workflows for energy infrastructure
YW24
TrueClaim
TrueClaim
Transparent, AI-powered healthcare TPA.
YW24
Tuesday Lab
Tuesday Lab
Delightful robots
YW24
Velorum Therapeutics
Velorum Therapeutics
Breakthrough medicines unlocking the biology of heme
YW24
Verse Therapy
Verse TherapyAcquired
Connecting All Ages with Speech Language Pathologists
YW24
Zaymo
Zaymo
Interactive email builder for ecommerce brands
YW24
Accend
Accend
Human-in-the-loop AI agents for business underwriting & onboarding
YS23
Andromeda Surgical
Andromeda Surgical
Autonomous surgical robots
YS23
Certainly Health
Certainly Health
Marketplace to book doctors and avoid surprise bills
YS23
Decoda Health
Decoda Health
AI-powered platform automating medical practice operations
YS23
Docsum
Docsum
AI contract repository
YS23
Fiber AI
Fiber AI
The freshest data APIs for AI sales, recruiting, & growth products
YS23
Kobalt Labs
Kobalt Labs
AI-powered risk and compliance for financial institutions
YS23
MICSI
MICSI
Higher resolution MRI with faster scan times.
YS23
PeerDB
PeerDBAcquired
Fast, native ETL for Postgres 🐘 🚀
YS23
Respaid
Respaid
Respectful B2B Debt Collection, Powered by AI
YS23
Reworkd
Reworkd
The simplest way to extract web data at scale
YS23
Sohar Health
Sohar Health
AI-powered insurance verification to boost patient conversion.
YS23
Strada
Strada
AI agents that run insurance operations
YS23
Sweetspot
Sweetspot
AI for Government Contracting.
YS23
Venta AI
Venta AI
The compliant AI colleague for sales teams in Europe
YS23
VetRec
VetRec
AI Scribe for veterinarians. Saving time and improving patient care.
YS23
Common Paper
Common Paper
The SAFE for commercial contracts
YW23
Conduit
Conduit
Air Traffic Control for Warehouses
YW23
Fastgen
Fastgen
Webflow for the Backend
YW23
Fern
FernAcquired
Instantly offer SDKs and API Docs
YW23
Glass Health
Glass Health
AI-Powered Clinical Decision Support & Ambient Scribing
YW23
Hammr
Hammr
Rippling for the Construction Industry
YW23
JustPaid
JustPaid
Billing Automation for B2B that actually works.
YW23
Matano
Matano
Cloud Native SIEM (alternative to Splunk/Elastic)
YW23
Middleware
Middleware
AI-based full stack observability platform
YW23
Pledge Health
Pledge Health
AI RCM assistant that handles any insurance task on payer portals for…
YW23
Trigger.dev
Trigger.dev
Build and deploy fully‑managed AI agents and workflows
YW23
Trigo
TrigoAcquired
Rent verification API for landlords and lenders
YW23
Unify
Unify
Hire AI — Not APIs ✨
YW23
Vellum
Vellum
The AI Product Development Platform
YW23
Founders
Sazabi
Sazabi
The AI-native observability platform for fast-moving engineering teams
YP26
Sherwood Callaway
Superset
Superset
IDE for the AI Agents Era
YP26
Satya Patel
Avi Peltz
Kiet Ho
Didit
Didit
Identity platform for fast human verification.
YW26
Alberto Rosas
Alejandro Rosas
General Legal
General Legal
The AI native law firm for growth stage companies
YW26
Javed Qadruddin
Ryan Walker
J.P. Mohler
Luel
Luel
Turning everyday words and actions into usable training data.
YW26
Inigo Lenderking
William Namgyal
Overshoot
Overshoot
AI Infra for real-time vision applications
YW26
Zakaria El hjouji
Younes El hjouji
Bolna AI
Bolna AI
Voice AI to enable India's next billion
YF25
Maitreya Wagh
Prateek Sachan
Casey
Casey
Casey is an AI-native commercial insurance brokerage
YF25
Nico Hänggi
Maximilian Thoelen
Pascal Küng
Metorial
Metorial
The infra layer for AI integrations.
YF25
Karim (Wen) Rahme
Tobias Herber
Moss
Moss
Real-time semantic search for Conversational AI
YF25
Sri Raghu Malireddi
Harsha Nalluru
s2.dev
s2.dev
API for unlimited, durable, real-time streams
YF25
Dwarak Govind Parthiban
Stephen Balogh
Shikhar Bhushan
Sava
Sava
Building the future of trusts
YF25
Nimit Maru
Rush Sadiwala
Unsiloed AI
Unsiloed AI
API for parsing multimodal unstructured data
YF25
Aman Mishra
Adnan Abbas
Autumn
Autumn
Billing infrastructure for AI
YS25
John Yeo
Ayush Rodrigues
Halluminate
Halluminate
Data and RL environments to automate knowledge work
YS25
Wyatt Marshall
Jerry Wu
Magnetic
Magnetic
AI Tax Preparer for CPA firms
YS25
Thomas Shelley
Patrick Fay
Airweave
Airweave
Open source context retrieval layer for AI agents
YP25
Lennert Jansen
Rauf Akdemir
Cua
Cua
Give every agent a cloud desktop
YP25
Francesco Bonacci
Vybe
Vybe
Secure internal apps. Built by AI in seconds. Powered by your data.
YP25
Quang Hoang
Fabien Devos
Browser Use
Browser Use
Leading open-source web agent project with 50k stars in 3 months
YW25
Magnus Müller
Gregor Zunic
Leaping AI
Leaping AI
Voice AI agents to automate call centers (digital call center workers)
YW25
Arkadiy Telegin
Kevin Wu
Mastra
Mastra
The Javascript framework for building AI agents, from the Gatsby devs
YW25
Abhi Aiyer
Sam Bhagwat
Shane Thomas
Promptless
Promptless
An AI teammate that automatically updates your customer-facing docs
YW25
Frances Liu
Prithvi Ramakrishnan
Alex
Alex
The Cursor for Xcode
YF24
Daniel Edrisian
Apolink
Apolink
24/7 satellite connectivity in low Earth orbit
YF24
Onkar Singh
Archil
Archil
The high-performance file system that connects AI to data
YF24
Hunter Leath
attimet
attimet
we predict stuff
YF24
Kirthi Banothu
Xiaoyu Li
Charm
Charm
Charm is the universal payments app — send money to anyone.
YF24
Noah Newfield
Gray Newfield
CollectWise
CollectWise
Automating consumer debt collection with AI
YF24
Sean OBrien
CTGT
CTGT
The deterministic layer for frontier intelligence
YF24
Cyril Gorlla
Trevor Tuttle
Darkgrade
Darkgrade
Let your camera understand the world
YF24
Kevin Schaich
Durate
Durate
Automated physician scheduling
YF24
Benjamin Liu
Michael Mounajjed
Keye
Keye
The Smartest Private Equity Investor
YF24
Rohan Parikh
Conor Brown
Lalit Lal
Platus
Platus
Instant Legal Infrastructure - Draft, Sign, Notarize & Process
YF24
Alexander Sporenberg
Felix Gerlach
Revi
Revi
AI-enabled M&A deal origination
YF24
Max Nuyen
Benjamin McKinzey
RevisionDojo
RevisionDojo
AI tutors for students.
YF24
Michael Tong
Janet Liu
Bowen Liu
Anara
Anara
AI for researchers
YS24
Naveed Janmohamed
Ångström AI
Ångström AI
Gen AI molecular simulations that reproduce wetlab results
YS24
Laurence Midgley
Javier Antoran
Jose Miguel Hernandez Lobato
Ares Industries
Ares Industries
Building low-cost cruise missiles
YS24
Alex Tseng
Capitol AI
Capitol AI
Capitol: the sovereign operating system for intelligence.
YS24
thomas hallaran
Shaun Modi
Corgi Insurance
Corgi Insurance
Corgi is building an AI financial infrastructure company
YS24
Nico Laqua
Emily Yuan
DigitalCarbon
DigitalCarbon
Transform Images And Videos Into Immersive 3D With AI
YS24
Michael Nguyen
Guru Rao
Domu Technology Inc.
Domu Technology Inc.
AI Agents for collections
YS24
Camila Zancanella
Nick Diaz
Ember Robotics
Ember Robotics
Datadog for robots
YS24
Ritika Shrivastava
Shivani Mouleeswaran
Fuse
Fuse
AI helpers for patient intake and benefits checks
YS24
Oscar Wilsby
Sho Sugihara
Hamming AI
Hamming AI
Complete QA platform for voice agents
YS24
Sumanyu Sharma
Henry
Henry
Automating Deal Decks for Commercial Real Estate Brokers
YS24
Sammy Greenwall
Adam Pratt
Keet
Keet
Authentication for AI Agents
YS24
Zack Ashen
Tommy Tsai
Kontigo
Kontigo
USDC-Smart Neobank for Latinos.
YS24
Gino Guatavita
jesus alberto Castillo ferrer
Ligo Biosciences
Ligo Biosciences
Enzyme design models.
YS24
Edward Harris
Emily Egerton-Warburton
Arda Goreci
mdhub
mdhub
AI workers for healthcare clinics, starting with behavioral health
YS24
Efren A. Lamolda
Dominik Middelmann
Miru
Miru
Config Management for Robotics
YS24
Vedant Nair
Benjamin Smidt
Armel Talla
Modus
Modus
Unlock revenue per employee with AI-powered headcount management
YS24
Lin Ling
OrgOrg
OrgOrg
Organizational productivity suite for companies
YS24
Wayne Crosby
Outerport
Outerport
Turn diagrams, technical documents, and CAD into structured data
YS24
Towaki Takikawa
Allen Wang
Overlap
Overlap
Multimodal AI agents for video
YS24
Casey Traina
Jonathan Baer
Parahelp
Parahelp
The AI agent that resolves complex support tickets, effortlessly
YS24
Anker Ryhl
Mads Liechti
Rewbi
Rewbi
Rewbi uses AI to increase grid-connected battery storage revenue 2x
YS24
Thomas Marge
Derek Modzelewski
Saphira AI
Saphira AI
Vanta for Hardware
YS24
Akshay Chalana
Oscar Avatare
Saturn
Saturn
Compliance and back office workflows for Wealth Managers.
YS24
Rohit Vaish
Michael Ettlinger
Amal Jolly
Simplex
Simplex
Production-grade web agents.
YS24
Marco Nocito
Shreya Karpoor
Stack Auth
Stack Auth
The open-source Auth0 alternative
YS24
Konstantin Wohlwend
Zai Shi
Starcloud
Starcloud
Data centers in space
YS24
Adi Oltean
Ezra Feilden
Philip Johnston
TaxGPT
TaxGPT
AI tax assistant for professionals and businesses
YS24
Isabella Maceda-Ali
Kashif Ali
Unsloth AI
Unsloth AI
Open-Source Reinforcement Learning (RL) & Fine-tuning for LLMs.
YS24
Michael Han
Daniel Han
winfunc
winfunc
ai-native security engineering for mission critical codebases
YS24
Vivek R
Mufeed VH
ZeroPath
ZeroPath
Automatically find and fix your software vulnerabilities
YS24
Nathan Hrncirik
Etienne Lunetta
Dean Valentine
Raphael Karger
Andy AI
Andy AI
Faster clinical documentation for home health nurses
YW24
Tiantian Zha
Max Akhterov
Argon AI, Inc.
Argon AI, Inc.
AI for Pharma Intelligence
YW24
Cyrus Jia
Samy Danesh
AveryIQ
AveryIQ
AI Copilot for Property Managers and Landlords
YW24
Andrew Kouri
camelAI
camelAI
AI software engineer that lives on its own computer
YW24
Miguel Salinas
Isabella Reed
Illiana Reed
ego
ego
Character AI + Roblox :persistent, sapient AI characters in 3D worlds
YW24
Vishnu Hari
Eris Biotech
Eris Biotech
Our drugs engage the immune system to fight tumors
YW24
Rachel Garlick
Evita Weagel
Garage
Garage
Building the marketplace that powers America’s most essential assets
YW24
Alaz Sengul
Martin Hunt
Ocular AI
Ocular AI
AI-Native Data Engine for LLMs, Computer Vision, & Enterprise AI
YW24
Michael Moyo
Louis Murerwa
OpenFoundry
OpenFoundry
The fastest developer experience for building on open source AI.
YW24
Arthur Chi
Tyler Lehman
PointOne
PointOne
AI Time Platform for Law Firms
YW24
Jeremy Ben-Meir
Katon Luaces
Powder
Powder
AI Agents for precise document analysis
YW24
David Goerz
Soo Yung Cho
Kanishk Parashar
Dominic Tully
Risotto
Risotto
Risotto auto-solves IT support requests using AI
YW24
Alex Confer
Aron Solberg
Chris Paul
ROE
ROE
AI for risk and compliance
YW24
Richard Meng
Spark
Spark
AI-powered workflows for energy infrastructure
YW24
Julia Wu
Anuj Saigal
TrueClaim
TrueClaim
Transparent, AI-powered healthcare TPA.
YW24
Barbora Howell
Bobby Bayer
Tuesday Lab
Tuesday Lab
Delightful robots
YW24
Rosalind Shinkle
Velorum Therapeutics
Velorum Therapeutics
Breakthrough medicines unlocking the biology of heme
YW24
Parsa Modareszadeh
Pouya Modareszadeh
Verse Therapy
Verse TherapyAcquired
Connecting All Ages with Speech Language Pathologists
YW24
Adam Steinle
Shuying Zhang
Danielle Yoesep
Zaymo
Zaymo
Interactive email builder for ecommerce brands
YW24
Daniel Jones
Brice Douglas
Accend
Accend
Human-in-the-loop AI agents for business underwriting & onboarding
YS23
Yutong Pei
Joseph Zhou
Pranjal Daga
Andromeda Surgical
Andromeda Surgical
Autonomous surgical robots
YS23
Kartik Tiwari
Nick Damiano
Certainly Health
Certainly Health
Marketplace to book doctors and avoid surprise bills
YS23
Kevin Chiu
D
Decoda Health
Decoda Health
AI-powered platform automating medical practice operations
YS23
Daniyal Afzal
Kevin Cheng
Docsum
Docsum
AI contract repository
YS23
Alex Leonov
Shaunak Turaga
Fiber AI
Fiber AI
The freshest data APIs for AI sales, recruiting, & growth products
YS23
Adi Agashe
Neel Mehta
Kobalt Labs
Kobalt Labs
AI-powered risk and compliance for financial institutions
YS23
Kalyani Ramadurgam
Ashi Agrawal
MICSI
MICSI
Higher resolution MRI with faster scan times.
YS23
Gregory Lemberskiy
Benjamin Ades-Aron
PeerDB
PeerDBAcquired
Fast, native ETL for Postgres 🐘 🚀
YS23
Kaushik Iska
Sai Srirampur
Respaid
Respaid
Respectful B2B Debt Collection, Powered by AI
YS23
John Banner
Reworkd
Reworkd
The simplest way to extract web data at scale
YS23
Srijan Subedi
Sohar Health
Sohar Health
AI-powered insurance verification to boost patient conversion.
YS23
Lucas Gordon
Dr Ashish Mandavia MD
Strada
Strada
AI agents that run insurance operations
YS23
Amir Prodensky
Arash Khazaei
Sweetspot
Sweetspot
AI for Government Contracting.
YS23
Andrew Arkhipov
Sachin Subramanian
Philip Kung
Venta AI
Venta AI
The compliant AI colleague for sales teams in Europe
YS23
Lucas Spreiter
Stefan Reuther
VetRec
VetRec
AI Scribe for veterinarians. Saving time and improving patient care.
YS23
David de Matheu
Kevin Cohen
Common Paper
Common Paper
The SAFE for commercial contracts
YW23
Benjamin Garvey
Jake Stein
Conduit
Conduit
Air Traffic Control for Warehouses
YW23
Conrad Lilleness
Fastgen
Fastgen
Webflow for the Backend
YW23
Constantin Schreiber
Mike Mahlkow
David Nordhausen
Fern
FernAcquired
Instantly offer SDKs and API Docs
YW23
Deep Singhvi
Danny Sheridan
Glass Health
Glass Health
AI-Powered Clinical Decision Support & Ambient Scribing
YW23
Graham Ramsey
Dereck Paul
Hammr
Hammr
Rippling for the Construction Industry
YW23
Brek Goin
Sanket Firodiya
JustPaid
JustPaid
Billing Automation for B2B that actually works.
YW23
Anelya Grant
Daniel Kivatinos
Vinay Datta Pinnaka
Matano
Matano
Cloud Native SIEM (alternative to Splunk/Elastic)
YW23
Shaeq Ahmed
Samrose Ahmed
Middleware
Middleware
AI-based full stack observability platform
YW23
Laduram Vishnoi
Pledge Health
Pledge Health
AI RCM assistant that handles any insurance task on payer portals for…
YW23
Andrew Tang
Shreya Jagarlamudi
Trigger.dev
Trigger.dev
Build and deploy fully‑managed AI agents and workflows
YW23
James Ritchie
Eric Allam
Dan Patel
Matt Aitken
Trigo
TrigoAcquired
Rent verification API for landlords and lenders
YW23
Abe Wheeler
Sam Stein
Unify
Unify
Hire AI — Not APIs ✨
YW23
Daniel Lenton
Vellum
Vellum
The AI Product Development Platform
YW23
Noa Flaherty
Sidd Seethepalli
Akash Sharma