Top 138 SaaS Companies in Sunnyvale, United States, May 2026

Sunnyvale, California, United States

Illumio is a provider of a SaaS platform offering automated enforcement against cyberattacks.

Sunnyvale, California, United States

Provider of a software testing and development services intended to facilitate development of software and web based applications for business growth and intelligence. The company offers services such as software testing, software development , QA testing, automation testing, performance testing, functional testing, mobile testing and others, enabling business to reduces risk, increase growth and enhances overall customer satisfaction.

Sunnyvale, California, United States

B2B SAAS platform for customer service and support operations

Sunnyvale, California, United States

revenue and customer management platform

Sunnyvale, California, United States

Figure is an AI Robotics company building the world's first commercially viable autonomous humanoid robot.

Sunnyvale, California, United States

Antora Energy is electrifying heavy industry with thermal energy storage for zero-carbon heat and power. The company builds and deploys thermal batteries to power always-on industrial operations with low-cost renewable energy.

Sunnyvale, California, United States

Azul provides the world's most trusted Java platform, founded on open source and delivered by the world's largest independent Java engineering team, and is the only company 100% focused on Java. Millions of Java developers, hundreds of millions of devices and the world’s most highly regarded businesses trust Azul to power their applications with exceptional capabilities, performance, security, value, and success. Azul customers include 36% of the Fortune 100, 50% of Forbes top 10 World’s Most Valuable Brands, 10 of the world’s top 10 banks and leading brands like Avaya, Bazaarvoice, BMW, Deutsche Telekom, LG, Mastercard, Mizuho, Priceline, Salesforce, Software AG, and Workday. https://www.azul.com X: @azulsystems Bluesky: @azulsystems.bsky.social Facebook: https://www.facebook.com/AzulSystemsInc Trademarked - Azul, Zing, Zulu, Zulu Enterprise, ReadyNow are either registered trademarks or trademarks of Azul Systems Inc., registered in the U.S. and elsewhere. All other trademarks belong to their respective owners.

Sunnyvale, California, United States

SMARTe is a global GTM data intelligence platform that provides AI-ready infrastructure for modern revenue teams. With 229 million verified contact profiles across 60 million companies, SMARTe delivers real-time data enrichment, intent signals, and technographic intelligence to power both human-led outreach and AI agent workflows. The platform's API-first architecture supports agentic automation through Model Context Protocol (MCP) integration, enabling autonomous prospecting and account research. SMARTe integrates natively with GTM tools like Salesforce, Outreach, Clay, and HubSpot while maintaining enterprise-grade compliance (GDPR, CCPA, SOC2). With industry-leading mobile coverage (~70% in North America), verified emails, and consumption-based pricing without user limits, SMARTe empowers sales professionals to improve connect rates while enabling leaders to scale AI-powered GTM motions efficiently.

Sunnyvale, California, United States

Sunnyvale, California, United States

Yugabyte is the company behind open source YugabyteDB, a high-performance, PostgreSQL-compatible, distributed database for cloud native applications. Built using a unique combination of high-performance document store, auto sharding, per-shard distributed consensus replication and multi-shard ACID transactions (inspired by Google Spanner), YugabyteDB serves both scale-out RDBMS and internet-scale OLTP workloads with low query latency, extreme resilience against failures and global data distribution. As a cloud native database, it can be deployed across public and private clouds as well as in Kubernetes environments with ease. We are backed by top-tier investors including Lightspeed Venture Partners, Sapphire Ventures, Dell Technologies Capital, Alkeon Capital, Meritech Capital, 8VC, Wipro Ventures, and Wells Fargo Strategic Capital. We are hiring across the board in Engineering, Sales and Marketing. Apply on our Careers page: https://www.yugabyte.com/about/careers/ GitHub (Apache 2.0): https://github.com/yugabyte/yugabyte-db Docs: https://docs.yugabyte.com To discover more, join the Yugabyte Community via our Slack channel and connect with database experts from across the world: https://inviter.co/yugabytedb