The Cloud sector accounts for 1,875 startups in StartupBlink’s Software & Data database. Among them are 16 unicorns, representing 3.3% of all Software & Data unicorns. Cloud startups also account for 2.8% of the total Software & Data startup indusrtry. In this article, we highlight the Top Cloud Startups in 2025 ranked by SB Score, StartupBlink’s algorithm that evaluates startups based on total funding, website traffic, and employee count. Join our Research Membership for extensive industry data, tailored insights, and custom datasets that answer your research questions. Top Cloud Unicorns in 2025 Unicorns are startups that have reached a valuation of US<head> billion or more. In the Cloud sector, 16 unicorns are currently tracked in StartupBlink’s database. Using SB Score, which combines funding, web traffic, and employee data, here are the top Cloud unicorns of 2025. Our Research Members can request custom datasets on industry unicorns and further details on them. 1. BrowserStackLocation: Dublin, IrelandSB Score: 625BrowserStack is a cloud-based testing platform that enables developers to test their websites and mobile applications across thousands of real devices and browsers. By eliminating the need for in-house device labs, it helps teams accelerate development cycles and improve software quality.2. Pax8Location: Greenwood Village, United StatesSB Score: 583Pax8 is a cloud marketplace that simplifies the way businesses buy, sell, and manage cloud solutions. Its platform streamlines billing, provisioning, and support, empowering managed service providers to scale operations and deliver value-added services more efficiently.3. WasabiLocation: Boston, United StatesSB Score: 567Wasabi offers cloud storage services designed to be faster and more cost-effective than traditional hyperscale providers. With a focus on simplicity, affordability, and high performance, Wasabi serves enterprises, developers, and media companies with scalable storage solutions.4. Collective HealthLocation: San Francisco, United StatesSB Score: 563Collective Health provides a cloud-powered platform that helps employers administer healthcare benefits. By combining data, claims processing, and member support, it improves transparency and efficiency in managing employee health plans.5. SysdigLocation: San Francisco, United StatesSB Score: 547Sysdig delivers cloud-native security solutions that help enterprises secure containers, Kubernetes, and cloud infrastructures. Its platform combines runtime security, compliance, and monitoring tools to protect workloads in dynamic environments.6. Vectra NetworksLocation: San Jose, United StatesSB Score: 536Vectra Networks specializes in AI-driven threat detection and response for cloud and data center environments. Its platform monitors network traffic to identify and stop cyberattacks in real time, strengthening enterprise security postures.7. AppDirectLocation: San Francisco, United StatesSB Score: 530AppDirect operates a cloud commerce platform that allows businesses to distribute, sell, and manage digital services. It supports enterprises and service providers in scaling their subscription-based offerings with integrated billing and identity management.8. AviatrixLocation: Santa Clara, United StatesSB Score: 527Aviatrix offers a cloud networking and security platform that simplifies enterprise cloud adoption. Its software-defined architecture helps organizations manage multi-cloud networks with enhanced visibility, control, and automation.9. SnapLogicLocation: San Mateo, United StatesSB Score: 515SnapLogic provides an intelligent integration platform as a service (iPaaS) that connects data, applications, and APIs in cloud and hybrid environments. Using AI-driven automation, it streamlines workflows and accelerates digital transformation.10. XforceplusLocation: Shanghai, ChinaSB Score: 511Xforceplus delivers cloud-based supply chain and financial management solutions for enterprises. Its platform focuses on improving efficiency in invoicing, compliance, and collaboration across complex business ecosystems. Top Cloud Startups in 2025 In our database, more than 1,875 cloud startups are represented. Here is the top cloud startups of 2025, sorted by the SB Score. Our Research Members can request the datasets on industry startups and further details on them. 1. ServiceNowLocation: Tel Aviv-Yafo, IsraelSB Score: 653ServiceNow provides digital workflow solutions that enable enterprises to streamline operations across IT, HR, and customer service. By automating repetitive tasks and centralizing processes, ServiceNow helps organizations reduce complexity and scale more efficiently.2. MapBoxLocation: Washington, United StatesSB Score: 645MapBox is a cloud-based platform that delivers real-time location services and mapping solutio