Top 31 SaaS startups in Boston

Sep 19, 2025 | By Fernando Lopez

1
Funding: $1.2B
Snyk is a cloud native application security provider that enables millions of developers to build software securely.
2
Funding: $962M
Toast creates all-in-one point-of-sale and restaurant management platform for businesses in the food service and hospitality space.
3
Funding: $802.1M
OutSystems is a low-code platform where users can build enterprise apps and apps development quick and fast.
4
Funding: $778.5M
Klaviyo is a marketing automation and email platform designed to help grow businesses.
5
Funding: $662.7M
Aura is a unified digital threat protection platform that makes security simple for everyone.
6
Funding: $583M
Transmit Security offers a CIAM platform that provides authentication, authorization, fraud protection, and embedded orchestration services.
7
Funding: $549.1M
Wasabi is a hot cloud storage company delivering affordable, predictable, and simple cloud storage for businesses.
8
Funding: $414M
Starburst is the enterprise Presto company offering an SQL-on-Anything analytics platform.
9
Funding: $350.5M
Rapid7 is a cybersecurity company that helps organizations detect and respond to security threats effectively.
10
Funding: $276.4M
Mavrck is an influencer marketing platform that helps to identify and activate micro-influencers for enterprise consumer brands.
11
Funding: $268M
Creatio is a software company that provides a low-code customer relationship and process management platform.
12
Funding: $253M
Carbonite is an online backup service, available to Windows and Mac users, that backs up documents, e-mails, music, photos, and settings. Carbonite keeps small businesses and home offices running smoothly. We offer a comprehensive suite of affordable services for data protection, recovery and anytime, anywhere accessibility. From running your small business to running your household, our goal is to provide secure and affordable cloud backup for all your files.
13
Funding: $121.9M
Logz.io is an enterprise-grade ELK as a service with alerts, unlimited scalability, and predictive fault detection.
14
Funding: $121.2M
Mend is a platform designed to automate open source security and compliance processes.
15
Funding: $85.7M
CloudHealth by VMWare - the most trusted cloud management platform that enables users to analyze and manage cloud cost, usage and performance in one place. Acquired by VMware
16
Funding: $84.2M
Workable is the world’s leading hiring platform, where companies find, evaluate and hire better candidates, faster.
17
Funding: $81.7M
Lola.com makes managing corporate travel easy, fast and agile.
18
Funding: $79.5M
HubSpot develops cloud-based, inbound marketing software that allows businesses to transform the way that they market online.
19
Funding: $77.5M
Fairmarkit is an automated sourcing platform that gives procurement teams what they need to be more efficient with every purchase.
20
Funding: $76.1M
Mabl is an intelligent test automation provider that maintains tests and identifies regressions for quality engineering.
Editor: Fernando Lopez
Fernando Lopez is a senior editor for SaaStartups. He joined the company after having previously spent over three years at ReadWriteWeb. Prior to his work as a reporter, Fernando worked in I.T. across a number of industries, including banking, retail and software. Fernando graduated from the University of Buenos Aires (Computer Science). He is more-than-averagely interested in photography and can often be found with a camera slung over his shoulder. He wrote a book about pitching startups to investors. You can contact Fernando at fernandolopez(at)saastartups(dot)com