Portfolio companies we track

Startups in our directory that list Spark Capital as an investor (34 total).

• Abridge AI medical scribe capturing clinician-patient conversations into structured EHR notes.
• Affirm Public buy-now-pay-later lender founded by Max Levchin (NASDAQ: AFRM).
• Air Space Intelligence AI-powered air operations platform (Flyways) for airlines and government airspace management.
• Base Power U.S.-made residential batteries and energy plans that aggregate into a virtual power plant — grid flexibility at the edge of the home.
• Blackbird Restaurant loyalty and payments network with web3 rails (Blackbird Labs).
• Blackbird.xyz Alias for Blackbird Labs — restaurant loyalty and payments network.
• Cambridge Aerospace Low-cost air-defence interceptors and sensors for mass drone and missile threats.
• Capitolis Capital markets SaaS optimizing bank balance sheets (novations, compressions, Ionic).
• Convex Reactive TypeScript backend — database, serverless functions, and real-time sync in one platform.
• Cyera Data-security trust layer for enterprise AI — DSPM, DLP, and agentic access control across cloud and SaaS.
• Deel Global payroll and compliance platform for hiring and paying international teams.
• Descript AI-powered audio and video editor — edit media like a text document.
• Earnin Earned wage access app — cash out paychecks early without mandatory fees or payday loans.
• Eve AI operating system for plaintiff law firms from intake through settlement.
• Foursquare Location intelligence and places-data platform for enterprises and developers.
• Headway Insurance-network platform connecting patients to in-network therapists — largest mental-health provider network in the U.S.
• Instabase Applied AI platform for enterprise unstructured document processing and workflow automation.
• Kalshi CFTC-regulated prediction-market exchange for event contracts.
• Latent Health Clinical AI platform accelerating medication access via prior auth and pharmacy workflows.
• Luma AI Multimodal generative AI — Dream Machine text-to-video and 3D capture.
• Lumilens Optical interconnect platform connecting AI GPUs at hyperscaler scale.
• Medium Online publishing platform for long-form writing, blogs, and member-supported newsletters.
• Mountaintop Studios Game studio founded by Oculus co-founder Nate Mitchell building competitive PvP titles.
• Neros Technologies Mass-manufactured autonomous strike and counter-UAS drones for the U.S. and allies.

+10 more in the directory graph (browse related articles below or the startups index).

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