Top 32 SaaS startups in Boston
Mar 25, 2026
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30
1
Funding: $1.3B
Klaviyo is a marketing automation and email platform designed to help grow businesses.
Klaviyo is a marketing automation and email platform designed to help grow businesses.
2
Funding: $619.1M
Wasabi is a hot cloud storage company delivering affordable, predictable, and simple cloud storage for businesses.
Wasabi is a hot cloud storage company delivering affordable, predictable, and simple cloud storage for businesses.
3
Funding: $84M
SimSpace combines high-fidelity, military-grade cyber ranges and training content with unique user and adversary emulation techniques.
SimSpace combines high-fidelity, military-grade cyber ranges and training content with unique user and adversary emulation techniques.
4
Funding: $1.2B
Snyk is a cloud native application security provider that enables millions of developers to build software securely.
Snyk is a cloud native application security provider that enables millions of developers to build software securely.
5
Funding: $962M
Toast creates all-in-one point-of-sale and restaurant management platform for businesses in the food service and hospitality space.
Toast creates all-in-one point-of-sale and restaurant management platform for businesses in the food service and hospitality space.
6
Funding: $802.1M
OutSystems is a low-code platform where users can build enterprise apps and apps development quick and fast.
OutSystems is a low-code platform where users can build enterprise apps and apps development quick and fast.
7
Funding: $662.7M
Aura is a unified digital threat protection platform that makes security simple for everyone.
Aura is a unified digital threat protection platform that makes security simple for everyone.
8
Funding: $583M
Transmit Security offers a CIAM platform that provides authentication, authorization, fraud protection, and embedded orchestration services.
Transmit Security offers a CIAM platform that provides authentication, authorization, fraud protection, and embedded orchestration services.
9
Funding: $414M
Starburst is the enterprise Presto company offering an SQL-on-Anything analytics platform.
Starburst is the enterprise Presto company offering an SQL-on-Anything analytics platform.
10
Funding: $350.5M
Rapid7 is a cybersecurity company that helps organizations detect and respond to security threats effectively.
Rapid7 is a cybersecurity company that helps organizations detect and respond to security threats effectively.
11
Funding: $276.4M
Mavrck is an influencer marketing platform that helps to identify and activate micro-influencers for enterprise consumer brands.
Mavrck is an influencer marketing platform that helps to identify and activate micro-influencers for enterprise consumer brands.
12
Funding: $268M
Creatio is a software company that provides a low-code customer relationship and process management platform.
Creatio is a software company that provides a low-code customer relationship and process management platform.
13
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.
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.
14
Funding: $121.9M
Logz.io is an enterprise-grade ELK as a service with alerts, unlimited scalability, and predictive fault detection.
Logz.io is an enterprise-grade ELK as a service with alerts, unlimited scalability, and predictive fault detection.
15
Funding: $121.2M
Mend is a platform designed to automate open source security and compliance processes.
Mend is a platform designed to automate open source security and compliance processes.
16
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
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
17
Funding: $84.2M
Workable is the world’s leading hiring platform, where companies find, evaluate and hire better candidates, faster.
Workable is the world’s leading hiring platform, where companies find, evaluate and hire better candidates, faster.
19
Funding: $79.5M
HubSpot develops cloud-based, inbound marketing software that allows businesses to transform the way that they market online.
HubSpot develops cloud-based, inbound marketing software that allows businesses to transform the way that they market online.
20
Funding: $77.5M
Fairmarkit is an automated sourcing platform that gives procurement teams what they need to be more efficient with every purchase.
Fairmarkit is an automated sourcing platform that gives procurement teams what they need to be more efficient with every purchase.
21
Funding: $76.1M
Mabl is an intelligent test automation provider that maintains tests and identifies regressions for quality engineering.
Mabl is an intelligent test automation provider that maintains tests and identifies regressions for quality engineering.
22
Funding: $55M
LogRocket records videos of user sessions with logs and network data, identifying UX problems and revealing the root cause of every bug.
LogRocket records videos of user sessions with logs and network data, identifying UX problems and revealing the root cause of every bug.
23
Funding: $40M
SEMrush is a an online visibility management and content marketing SaaS platform. Acquired by Adobe
SEMrush is a an online visibility management and content marketing SaaS platform. Acquired by Adobe
24
Funding: $32.1M
Bullhorn provides cloud-based CRM solutions for companies in business services industries. Acquired by Insight Partners
Bullhorn provides cloud-based CRM solutions for companies in business services industries. Acquired by Insight Partners
25
Funding: $26.6M
Kolide is a host monitoring platform that enables its users to detect and minimize security threats.
Kolide is a host monitoring platform that enables its users to detect and minimize security threats.
26
BuySellAds automates the buying and selling of the world’s best digital advertising inventory.
27
Funding: $4M
Day.ai combines the features of a Meeting Assistant, CRM, and Knowledge Base into a single unified solution that replaces the manual, complicated interfaces of legacy CRM, and keeps you connected to what customers want.
Day.ai combines the features of a Meeting Assistant, CRM, and Knowledge Base into a single unified solution that replaces the manual, complicated interfaces of legacy CRM, and keeps you connected to what customers want.
28
Funding: $3M
Demand Sage gives actionable, enterprise-level intelligence to everyone, by taking data from HubSpot, connecting it to Google Sheets, and turning it into insights.
Demand Sage gives actionable, enterprise-level intelligence to everyone, by taking data from HubSpot, connecting it to Google Sheets, and turning it into insights.
29
MobileMonkey, Inc. is a platform for marketers to create, manage and promote their brands with AI chatbots.
32
Supercal is the intelligent scheduling platform that replaces calendar chaos with AI coordination.
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