OpenSight
Shut down
What they do:
AI-powered customer support automation for fast-growing companies
Quick facts:
HQ: San Francisco, CA, United States
Top B2B Software Startups in California
This list has 2,349 startups and was last updated on Oct 15, 2026. 592 of them are hiring right now. Biggest hubs: San Francisco (2,110), Los Angeles (79), and San Diego (12). Largest teams: Stripe, Deel, and GrubMarket. Latest round: Modal raised $750M (Oct 14, 2026).
2,349 startupsPage 61 of 66
CraftOS
Shut down
What they do:
Inventory Management and POS for the Wine industry
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HQ: San Francisco, CA, United States
Sidenote
Shut down
What they do:
Meeting follow-up, automated
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HQ: San Francisco, CA, United States
Line.Build
Shut down
What they do:
Incentives and financing for energy efficiency upgrades
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HQ: San Francisco, CA, United States
Lantern
Shut down
What they do:
Postgres vector database extension to build AI applications
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HQ: San Francisco, CA, United States
Fileforge
Shut down
What they do:
API For PDF Document Workflows
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HQ: San Francisco, CA, United States
Percival
Shut down
What they do:
Accelerating data analysis for research
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HQ: San Francisco, CA, United States
Rovr
Shut down
What they do:
AI FDE Engine that runs your engineering workflows
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HQ: San Francisco, CA, United States
Minefold
Shut down
What they do:
Simple multiplayer game servers.
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HQ: San Francisco, CA, United States
Zillabyte
Shut down
What they do:
Palantir for sales people
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HQ: San Francisco, CA, United States
Dubjoy
Shut down
What they do:
Dubjoy translates and voice-overs your video to any language
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HQ: San Francisco, CA, United States
Zenbox
Shut down
What they do:
Brings dozens of SaaS's (Mailchimp, Stripe, Shopify, Salesforce,…
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HQ: San Francisco, CA, United States
Interstate
Shut down
What they do:
Create & Share Product Roadmaps
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HQ: San Francisco, CA, United States
Userfox
Shut down
What they do:
User retention as a service. Drip email
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HQ: San Francisco, CA, United States
Beetailer
Shut down
What they do:
Facebook stores.
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HQ: San Francisco, CA, United States
TellFi
Shut down
What they do:
Google Voice for business.
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HQ: San Francisco, CA, United States
Assembled
Shut down
What they do:
Pivoted to TenXList, a professional network of top college engineers.
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HQ: San Francisco, CA, United States
Flotype
Shut down
What they do:
Third generation of web apps.
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HQ: San Francisco, CA, United States
Siasto
Shut down
What they do:
Siasto is a collaboration tool designed for SMBs who use Google Apps,…
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HQ: San Francisco, CA, United States
Venuetastic
Shut down
What they do:
Venue marketplace.
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HQ: San Francisco, CA, United States
LaunchHear
Shut down
What they do:
LaunchHear was a startup attempting to make PR scale in the same way…
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HQ: San Francisco, CA, United States
Data Marketplace
Shut down
What they do:
Data Marketplace helps people find, buy and sell data online. It helps users seeking a specific data to creating a request for free, explain their needs, add…
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HQ: San Francisco, CA, United States
Infoharmoni
Shut down
What they do:
Inforharmoni is a data visualization company that visualizes real-time social web and aggregates content.
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HQ: San Francisco, CA, United States
Notifo
Shut down
What they do:
Notifo is a mobile application and platform which allows any web site or service to easily create mobile notifications. While it's currently only an iPhone…
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HQ: San Francisco, CA, United States
NudgePad
Shut down
What they do:
Online IDE. We joined Microsoft in 2014.
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HQ: San Francisco, CA, United States
Instantq
Shut down
What they do:
InstantQ is an online platform that enables restaurants to distribute JIT promotions to its customers. It was launched in 2009 by Dana Levine and is based in…
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HQ: San Francisco, CA, United States
Snipd
Shut down
What they do:
Grab pieces of enjoyable content from any page, save them online, and share without having to copy/paste using a simple bookmarklet. For bloggers and media…
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HQ: San Francisco, CA, United States
Wundrbar
Shut down
What they do:
Wundrbar wants to improve upon the search bar experience by providing users with powerful inline commands. The idea is reminiscent of YubNub but Wundrbar…
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HQ: San Francisco, CA, United States
Joberator
Shut down
What they do:
Joberator was formed to tackle head-on the growing challenges and connection-gap issues in the STEM employment and recruitment marketplace. Our goal is to…
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HQ: San Francisco, CA, United States
LeanMarket
Shut down
What they do:
Mobile advertising
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HQ: San Francisco, CA, United States
Testmunk
Shut down
What they do:
Automating mobile app testing.
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HQ: CA, United States
Framebase
Shut down
What they do:
API for video.
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HQ: San Francisco, CA, United States
Hiptype
Shut down
What they do:
Hiptype is a marketing and analytics platform for eBooks. We can…
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HQ: San Francisco, CA, United States
Kippt
Shut down
What they do:
Kippt is a social bookmarking service
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HQ: San Francisco, CA, United States
Collections
Shut down
What they do:
Finder for the Cloud
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HQ: San Francisco, CA, United States
Dreamforge
Shut down
What they do:
Simple 3d modeling software for 3d printers.
Quick facts:
HQ: San Francisco, CA, United States