The 33 Most Popular SaaS Startups from San Jose (2026)

San Jose is home to 33 SaaS and AI products actively bought by companies on Cledara, led by Zoom (1.00% market share). This ranking is built from real purchasing data — what companies actually pay for, not funding announcements — and updates monthly. Data as of 18 August 2026, 22:20 UTC.

Top SaaS companies from San Jose

#ProductCategoryDescriptionFoundedEmployeesFunding12-mo rank
1ZoomCollaboration & ProductivityZoom is a cloud platform for video and audio conferencing, chat, and webinars.2,0135,001-10,000 employees$100M - $250M0
2CloudinaryIT & SecurityCloudinary is a platform that provides a solution for image and video upload, storage, optimization, and content delivery network (CDN) services. Some of the key features of Cloudinary include programmable media APIs to automate image and video lifecycles, video API for adding videos to websites or apps in minutes, and AI-driven features for accelerating image editing and speeding up creativity. T2,012201-500 employees$100M - $250M+4
3HiverCustomer Success & SupportHiver is a Gmail-based helpdesk.2,01151-200 employees$10M - $25M+22
4LiveKitCollaboration & ProductivityLiveKit is a platform that enables developers to integrate real-time audio, video, and data capabilities into applications, supporting scalable, multi-user conferencing via WebRTC. 2,02151-200 employees$50M - $100M+357
5Webex by CiscoCollaboration & ProductivityWebex by Cisco is a collaboration platform offering video conferencing, online meeting, and webinar services. It enables users to connect and collaborate remotely through virtual meetings, screen sharing, and messaging. Used by individuals and businesses, Webex supports features such as file sharing, real-time chat, and integrations with other business tools.1,99510,001+ employees$10M - $25M+199
6MezmoEngineering & DevOpsMezmo is a cloud-based telemetry data pipeline that enables users to control, enrich, and analyze log, trace, and metric data. It aims to optimize data flow, reduce costs, enhance performance, and improve security by processing telemetry data securely across different environments.2,01551-200 employees$50M - $100M-486
7BILLFinance & AccountingBILL is a financial operations platform offering solutions for accounts payable, accounts receivable, spend and expense management, budget management, and more. 2,0061,001-5,000 employees-124
8Adobe CommerceMarketing & GrowthAdobe Commerce is a flexible and scalable commerce platform used to create personalized B2B and B2C experiences.1,98210,001+ employees$1M - $5M-1
9UpstashEngineering & DevOpsUpstash is a serverless data platform offering multiple products including a key-value store with Redis API, serverless Kafka, QStash for HTTP-based messaging, and a vector database optimized for edge and serverless environments.2,02111-50 employees$10M - $25M+108
10AiPriseLegal, Risk & ComplianceAiPrise is a platform that offers a comprehensive solution for identity verification, fraud protection, and compliance. It integrates these services into a single platform, enabling businesses to expand globally with ease. The platform supports Know Your Customer (KYC) and Know Your Business (KYB) compliance, providing tools for individual and business verification. 2,02211-50 employees$10M - $25M
11BigSpyMarketing & GrowthBigSpy is an ad intelligence tool that allows users to track, analyze, and gain insights from advertisements across multiple platforms. It helps businesses optimize their ad strategies by offering a large database of ad creatives and powerful search features.2,01851-200 employees+139
12McAfeeIT & SecurityMcAfee is a global computer security software that provides Antivirus and VPN services, as well as Identity & Privacy Protection.1,001-5,000 employees$10M - $25M+22
13Streamlabs Talk StudioMarketing & GrowthStreamlabs Talk Studio is a browser-based live streaming tool that enables users to go live on platforms like YouTube, Facebook, and LinkedIn. It offers features like screen sharing, multi-streaming, guest invitations, and customizable layouts, making it easy for marketers and content creators to engage their audiences.2,01451-200 employees
14TestimonialEngineering & DevOpsTestimonial is a platform that enables businesses to easily collect, manage, and display customer testimonials. It provides tools to gather video and text testimonials, which can then be embedded on websites and other marketing materials to enhance credibility and trust.2,0202-10 employees+251
15CloudbeesEngineering & DevOpsCloudBees offers a continuous integration and continuous delivery (CI/CD) platform that facilitates automation in building, testing, and deploying applications. It is designed to support developers and DevOps teams in streamlining the development process, enhancing productivity, and ensuring the delivery of high-quality software. 2,010501-1,000 employees$100M - $250M
16Reply.ioSales & RevenueReply.io is a marketing and sales automation tool.2,01651-200 employeesUnder $1M
17WebpushrPeople Ops & TalentWebpushr is a platform that enables businesses to send web push notifications to their website visitors, allowing for direct communication even when users are not actively browsing the site. It supports various use cases, such as notifying users about updates, promotions, or events, and integrates with multiple platforms.2,0192-10 employees$1M - $5M
18AirtopAI Platforms & Model OpsAirtop is a cloud-based browser automation API and SDK (Python/TypeScript) that instantiates headless Chrome sessions in the cloud, enabling AI agents to navigate websites, handle OAuth/SSO/2FA/CAPTCHA logins, click UI elements, extract DOM/text and upload/download files. It supports live human intervention, integrates with Playwright/Puppeteer/Selenium, and uses encrypted session profiles.2,02311-50 employees
19Platform9Engineering & DevOpsPlatform9 provides a SaaS-managed Kubernetes solution that enables deployment and management of multi-cluster Kubernetes environments across on-premises, cloud, and edge infrastructures. It supports integration with existing infrastructures, offering features like zero-touch provisioning and high availability.2,01351-200 employees$25M - $50M
20VimmerseMarketing & GrowthVimmerse is a platform that allows users to create videos by transforming static images into animated content, offering features like image animation, background removal, and batch processing through applications and APIs.2,0212-10 employees
21Avatar SDKEngineering & DevOpsMetaPerson Creator is a 3D avatar builder that generates lifelike avatars from selfies, customizable in features and outfits.2,01411-50 employees
22Blue Jeans NetworkCollaboration & ProductivityBlueJeans offers video communication services. 2,009501-1,000 employees
23Metadata.ioMarketing & GrowthMetadata specializes in AI-powered marketing operations. The company's platform is designed to help B2B (business-to-business) marketing teams automate and optimize various aspects of their marketing campaigns. 2,01551-200 employees$1M - $5M
24AppZenFinance & AccountingAppZen is an artificial intelligence platform for modern finance teams. 2,012201-500 employees$100M - $250M
25GoLinksCollaboration & ProductivityGoLinks is a SaaS platform that creates short, memorable URLs for internal company resources, enhancing access and collaboration.2,01751-200 employees$25M - $50M
26FollowUpThenCollaboration & ProductivityFollowUpThen is a tool that serves as a personalized email reminder and follow-up assistant. 2,0102-10 employees
27VirtualPBXIT & SecurityVirtualPBX provides a cloud-based communication platform that integrates business phone systems, contact center software, and text messaging services. The software facilitates call routing, automated attendants, and multi-channel messaging to manage inbound and outbound business correspondence.1,99751-200 employees
28SomebayCollaboration & ProductivitySomebay provides a suite of utility software applications designed for the macOS ecosystem that streamline design and developer workflows. The software includes tools for screenshot annotation, high-speed image viewing with integrated color picking, and an enhanced system switcher that incorporates bookmarks for files and URLs to improve navigational efficiency.10,001+ employees$250M+
29PayPalFinance & Accounting10,001+ employees$250M+
30NetAppEngineering & DevOps1,99210,001+ employees$250M+
31BrowserlingEngineering & DevOps2,01111-50 employeesUnder $1M
32Adobe Substance 3DMarketing & Growth2,00310,001+ employees
33Adobe StockMarketing & Growth1,98210,001+ employees$1M - $5M

The complete list is available as <a href="/api/export/startups/united-states/san-jose.csv">CSV</a> or <a href="/api/export/startups/united-states/san-jose.json">JSON</a>.

San Jose startups by size and funding

The largest SaaS company from San Jose by headcount is Adobe Stock (10,001+ employees).

22 of 33 have disclosed funding, topped by Somebay ($250M+).

The newest entrant is Airtop (founded 2023).

The oldest is Adobe Commerce (founded 1982); the newest, Airtop (2023).

What San Jose startups build

CategoryProducts
Engineering & DevOps8
Collaboration & Productivity7
Marketing & Growth7
IT & Security3
Finance & Accounting3
Customer Success & Support1
Legal, Risk & Compliance1
Sales & Revenue1
People Ops & Talent1
AI Platforms & Model Ops1

San Jose's SaaS scene skews toward Engineering & DevOps — 8 of its 33 tracked companies build engineering & devops software.

San Jose vs the United States

San Jose accounts for 1% of the 3,477 ranked SaaS products founded in the United States.

Frequently asked questions

What are the biggest SaaS startups in San Jose?

Zoom, Cloudinary and Hiver are the most-used SaaS products founded in San Jose, based on real purchasing data from companies on Cledara. Last updated 18 August 2026, 22:20 UTC.

How many SaaS companies are based in San Jose?

33 SaaS and AI products founded in San Jose are actively bought by companies tracked on Cledara. Aggregators list more registered startups; this ranking counts only products with real, current usage.

Which San Jose startups are growing fastest?

Testimonial and Upstash show the strongest rank gains among San Jose-founded products over the last 90 days.

How is this different from other San Jose startup lists?

Most lists rank San Jose startups by funding raised or valuation. This one ranks them by adoption — how many companies actually pay for each product — measured monthly from Cledara's purchasing data.