Pre-Seed Companies in San Francisco

Triangle, acquired by Bridge and now Stripe is a software company that builds web3 wallet infrastructure.

ProjectX provides cloud-based software solutions that support digital transformation and data management for enterprises.

Sticky.app helps businesses boost user engagement with AI-driven in-app messaging, onboarding, and personalized experiences.

Viva Labs provides software to translate, dub, and lip sync videos to any language.

Convore offers a universal inbox API easily integrating email interactions into your product.

Query Vary provides a no-code solution for building AI-powered automations to improve organizational workflows.

Soteri Skin is a clinically-tested eczema relief topical company

Ping Labs is an online audio and video platform that delivers creator-focused video calls.

Sophys is an IT firm that specializes in building medical billing with AI.

Ponyrun is an artificial intelligence software company that helps to answer the relevant context on your prospects to boost sales.

Leather Corp provides Sound for Entertainment.

Worksense is a developer of a people analytics platform designed to drive retention of employees.

Fidari is an operator of a healthcare platform intended to empower cancer patients by enhancing access to good quality care.

Button is the wearable AI that can talk. It's a button that you clip to your shirt. You press it to talk to AI, and it responds immediately.

Avoice offers an AI voice tools that automate calls, handle inquiries, and manage conversational workflows for business operations.

Sonarly is a debugging platform that tracks every user session, detects bugs, and packages the context for an AI coding agent.

Kimpton AI provides an AI-native investment research platform for portfolio managers and buy-side investors.

Silverstream is a platform for building AI agents that automate enterprise workflows directly through web interfaces.

Leen is a unified API for security tools and data.

Byteport is a software development company building a next-gen protocol for moving large data files 10x faster than traditional TCP.

CodeWisp is an online platform that helps beginners learn coding by creating simple games using visual tools and JavaScript.

Ritivel develops AI native regulatory workforce platform for regulatory and medical writing teams at life science companies.

Overshoot AI offers an SDK to run vision language models on live video and return real-time analysis from plain English prompts.

Aemon builds an AI system that reads code and research, runs experiments, and improves engineering solutions against defined tests.

Eos AI creates an uniform data infrastructure for healthcare AI by transforming unstructured medical data.