Top 153 SaaS Companies in San Mateo, United States, September 2026

San Mateo, California, United States

digital marketing technology company

San Mateo, California, United States

Rakuten Advertising leads the affiliate and partner marketing industry in delivering performance-driven marketing solutions that help the world’s top brands connect with unique, highly engaged audiences – from awareness to activation. At Rakuten, we outthink the competition and outperform your expectations. Our experienced full-service team works to create the best ad experiences for brand, audience, and affiliate alike – one where people get the right message at the right time to drive attention, action, loyalty, and value. We leverage a global partner network and our owned-and-operated properties to reach people like no one else. Your goals are our goals, and we’ll work like no one else to help you exceed them. Backed by industry-leading AI-backed technology, and the largest partner network in affiliate marketing, Rakuten Advertising taps into decades of data and experience to develop the strategies and ad experiences that will drive engagement, sales, loyalty, and beyond. A leader in the industry since its beginnings, Rakuten Advertising is a division of Rakuten Inc. (4755: TOKYO), one of the world’s leading internet service companies. The company is headquartered in New York City, with offices throughout EMEA, APAC, LATAM, and North America.

San Mateo, California, United States

Folio3 is a California based software development company that helps entrepreneurs and large corporations build innovative, world class software solutions by providing offshore application development and support. We specialize in Enterprise Applications, Mobile Apps & Games, Websites & Web based Applications and Social Media Platforms & Applications development. Our clients include Fortune 500 companies, Silicon Valley start-ups and some of the most prestigious brands in the world. Our Expertise Includes: BEA/Oracle WebLogic, Netsuite implementations and integration solutions, NetSuite mobile apps, SAP, DotNetNuke, Drupal, Jetspeed, Joomla!, Wordpress, Liferay, Amazon Cloud setup & management (EC2, S3, EBS), Oracle, MySQL, Dynamics AX, MS Sharepoint and PostGres Database tuning, clustering, and high performance DB optimizations. Developing in Adobe Flash, Adobe Flex, Adobe Air, Unity 2d & 3d, ActionScript 2.0 and 3.0, Ruby on Rails, Java, J2ME, Java EE, C, C++, C#, LAMP, Microsoft .Net, Oracle, MySQL, PostGres. Mobile Development on iOS, Android, Windows Mobile, Windows Phone and Blackberry smartphones & tablets.

San Mateo, California, United States

Yellow.ai is an enterprise-grade conversational AI platform founded in 2016 and headquartered in Bangalore, India. The company builds Dynamic AI Agents that automate customer service and employee engagement interactions across voice, WhatsApp, Google Business Messaging, and other channels, pricing its platform on a per-conversation or per-minute-of-call-handling basis. As of mid-2022, Yellow.ai reported approximately 1,000 customers, an annual recurring revenue run rate in the $25 million to $35 million range, and year-over-year growth of 140 to 150 percent. The company targets ending 2022 with $40 million to $60 million in ARR, representing 2.2 to 2.5 times its prior-year bookings. Yellow.ai has raised $104 million in total funding across three rounds, most recently a $78 million Series C in 2021 led by WestBridge Capital with participation from Sapphire Ventures, Salesforce Ventures, and Lightspeed Venture Partners, at a valuation reported at $500 million. CEO Raghu Ravinutala told Latka in August 2022 that more than 90 percent of the Series C proceeds remained in the bank, giving the company a runway he estimated at two to three years under its current plan.

San Mateo, California, United States

FalconX is a digital asset prime brokerage that provides trading, financing, and custody services tailored for financial institutions, offering deep liquidity and advanced technology solutions.

San Mateo, California, United States

Evidation is a health technology company that focuses on improving health outcomes by using data generated by individuals, known as person-generated health data. They create new ways to measure and improve health in everyday life through a direct connection with individuals and their real-world health data.

San Mateo, California, United States

customer engagement platform for retailers

San Mateo, California, United States

At Wiser Solutions, We are the global leader in omnichannel retail intelligence, empowering over 750 global brands and retailers to gain a decisive advantage at every consumer decision point. Every day, we collect and analyze billions of online and in-store data points with 98% accuracy, offering a single trusted source of insights into pricing dynamics, promotional effectiveness, competitive activity, and retail execution. Our portfolio of market-proven solutions equips brands and retailers to proactively guide, not just follow, the consumer journey, ensuring optimal visibility, execution, and profitability across every retail touchpoint. For more information on Wiser, please visit www.wiser.com

San Mateo, California, United States

Combines AI-based risk assessments with dynamic threat response to undermine strategies of attackers

San Mateo, California, United States

AI-powered customer service software