Seattle

YC Companies in Seattle

36 Y Combinator startups based in Seattle with verified founder contacts and company data.

Companies

Seattle

Location

YC Company Directory

36 companies

Company	Batch	Description	Status	Location	Team	Founders	Reveal
Constellation Space	W26	AI for space mission assurance.	Active	Seattle, WA, USA	4	Laith Altarabishi, Raaid Kabir, Kamran Majid, Omeed Tehrani	Reveal
Kyten Technologies	W26	Custom aerospace-grade battery pack factory	Active	Seattle, WA, USA	2	Lucas Maddox, Cooper McBride	Reveal
Manifold Freight	W24	Aggregating Spot Freight Opportunities for Carriers	Active	Seattle, WA, USA	3	Oliver Jones, Andrew Huff	Reveal
Soundry AI	W24	Professional Quality AI Music Creation	Active	Seattle, WA, USA	3	Mark Buckler, Justin Parus, Diandre Ruiz	Reveal
Boundary	W23	The programming language for AI	Active	Seattle, WA, USA	5	Vaibhav Gupta, Aaron Villalpando Gonzalez	Reveal
Decohere	W23	Real-time generative AI	Active	Seattle, WA, USA	4	Rishi Bhuta, Will Stith	Reveal
highlight.io	W23	The open source, fullstack monitoring platform: stop guessing why…	Acquired	Seattle, WA, USA	8	Jay Khatri, Vadim Korolik	Reveal
Matano	W23	Cloud Native SIEM (alternative to Splunk/Elastic)	Active	Seattle, WA, USA	2	Samrose Ahmed, Shaeq Ahmed	Reveal
Radical	W23	Building persistent, high-performance infrastructure in the sky	Active	Seattle, WA, USA	6	James Thomas, Cyriel Notteboom	Reveal
Cash Flow Portal	W22	Investment management platform for real estate	Active	Seattle, WA, USA	19	Perry Zheng	Reveal
Hubble Network	W22	Bluetooth to Space	Active	Seattle, WA, USA	50	Alex Haro, Ben Wild	Reveal
Uberduck	W22	Fast, professional content creation with AI audio, image, and video.	Active	Seattle, WA, USA	2	Zach Ocean	Reveal
VacationHomeRents	W22	Kayak.com for vacation rentals	Active	Seattle, WA, USA	4	Allan Jiang, Jianyu (Leo) Li	Reveal
Stoke Space	W21	Seamless mobility to, through, and from space. It starts with 100%…	Active	Seattle, WA, USA	305	Andy Lapsa, Tom Feldman	Reveal
Stoke Space	W21	Seamless mobility to, through, and from space. It starts with 100%…	Active	Seattle, WA, USA	305	Andy Lapsa, Tom Feldman	Reveal
Worksphere	W21	Manage your hybrid workplace	Acquired	Seattle, WA, USA	6	Aakhil Fardeen, Theresa Klaassen, Mark Piper	Reveal
Bottomless	W19	Building the first sensor enabled marketplace for repeat purchases	Active	Seattle, WA, USA	2	Liana Herrera, Michael Mayer	Reveal
Datamode	W19	Datamode (datamode.com) is a tool for engineers to instantly diagnose…	Inactive	Seattle, WA, USA	1	Andrew Kim	Reveal
Latchel	W19	24/7 emergency maintenance department for property managers and…	Active	Seattle, WA, USA	—	Ethan Lieber, Will Gordon	Reveal
Worklytics	W18	Analytics to improve how teams work and collaborate	Active	Seattle, WA, USA	—	Philip Arkcoll	Reveal
Sigma Genetics	W17	Sigma Genetics is a biotechnology company that is building…	Active	Seattle, WA, USA	2	Karen Eaton, Matthew Scholz, Chris Pihl	Reveal
Sigma Genetics	W17	Sigma Genetics is a biotechnology company that is building…	Active	Seattle, WA, USA	2	Karen Eaton, Matthew Scholz, Chris Pihl	Reveal
Clearly AI	S24	Automate security and privacy reviews	Active	Seattle, WA, USA	12	Emily Choi-Greene, Joe Choi-Greene	Reveal
OpenPipe	S23	Turn expensive prompts into cheap fine-tuned models	Acquired	Seattle, WA, USA	2	Kyle Corbitt, David Corbitt	Reveal
Talc	S23	Event extraction for Medical Researchers	Active	Seattle, WA, USA	3	Matt Lee, Max Kerr	Reveal
VetRec	S23	AI Scribe for veterinarians. Saving time and improving patient care.	Active	Seattle, WA, USA	25	David de Matheu, Kevin Cohen	Reveal
Aurelian	S22	Automating non-emergency calls for 911 centers	Active	Seattle, WA, USA	15	Max Keenan, James Liu	Reveal
aSim	S21	Build and share apps with friends	Active	Seattle, WA, USA	9	Daniel Li, Daniel Kim	Reveal
Talus Bio	S21	Discovering drugs that target the DNA regulome	Active	Seattle, WA, USA	16	Alex Federation, Lindsay Pino	Reveal
Awtomic	S20	Dollar Shave Club as a platform.	Active	Seattle, WA, USA	11	Emily Yuhas	Reveal
Inspectify	S20	Home Inspections, Simplified	Active	Seattle, WA, USA	55	Josh Jensen, Denis Bellavance, Taylor Zwisler	Reveal
Green Canopy NODE	S19	Green Canopy NODE builds sustainable homes fast.	Active	Seattle, WA, USA	31	Bec Wilder, Don Bunnell	Reveal
Rebellyous Foods	S18	Rebellyous Foods is a food manufacturing technology and production…	Active	Seattle, WA, USA	12	Christie Lagally	Reveal
Shelf Engine	S18	Transforms how grocery stores buy highly perishable foods.	Acquired	Seattle, WA, USA	40	Stefan Kalb, Bede Jordan	Reveal
Jamglue	S06	—	Inactive	Seattle, WA, USA	2	Gautam Jayaraman, Divya Bhat, Matt Rubens	Reveal
Convoy	—	The world's most efficient digital freight network.	Inactive	Seattle, WA, USA	1200	Daniel Lewis, Grant Goodale	Reveal