Cloud Computing Startups

StarWind Software builds hyperconverged infrastructure (HCI) products, offering both hardware appliances and storage virtualization software such as StarWind Virtual SAN that pools flash and disk storage to replace traditional SAN/NAS/DAS hardware. Its products target businesses running virtualized data center workloads across hypervisors like VMware vSphere, Microsoft Hyper-V, and KVM.

1 investor

Steel offers an open-source browser API that lets developers run and control fleets of cloud-based browsers for automation, including features like session management, CAPTCHA solving, proxies, and session observability. It targets developers building AI agents, web scraping jobs, RPA, and model-training data pipelines, with support for Puppeteer, Playwright, and Selenium.

1 investor

Stelia provides operational infrastructure and orchestration tools for deploying and managing production-grade AI systems across enterprise and complex environments.

1 investor

Stellate provides an edge caching and performance layer for GraphQL APIs, offering response caching, rate limiting, monitoring, and analytics to reduce backend load and improve API stability. It targets developers and engineering teams running GraphQL APIs.

1 investor

Steno.ai builds AI digital twins of influential leaders that enable one-on-one conversations with audiences at scale. The platform creates hyper-realistic AI replicas that can provide personalized guidance, advice, and authentic interactions between creators/leaders and their followers.

1 investor

Sterling Trading Tech provides multi-asset order management systems, real-time cloud-based risk and margin tools, and web, mobile, and desktop trading platforms. It serves capital markets firms worldwide, including clearing firms, RIA custodians, prop shops, and brokerages, offering configurable solutions with integrated APIs.

1 investor

STORE Cloud is a decentralized, user-owned cloud computing protocol powered by the $STORE token, offering verifiable computing resources (CPU, GPU, storage, bandwidth) governed through on-chain democratic voting by token holders. The platform serves developers, enterprises, and crypto-native users as an alternative to centralized cloud providers.

1 investor

Strategic Blue provides cloud optimization solutions that help organizations enhance operational efficiency, drive growth, and improve customer satisfaction through integrated cloud services.

1 investor

StratoCloud is an AI-first, API-first platform that provides just-in-time secure access with short-lived temporary credentials, along with visibility and governance across human, non-human AI, and cloud workload identities. It connects with AWS, GCP, and Azure to deliver access control, infrastructure-as-code governance policies, and automated audit and compliance for cloud environments.

1 investor

Stratus offers a cloud-based platform for MEP (mechanical, electrical, plumbing) contractors that connects VDC, shop, and field teams across design, fabrication, and project management. Its tools include smart cut lists and material management, mobile access to work packages, automated output to cutting equipment, and an open API for feeding data into ERP and business intelligence systems.

1 investor

Stringee provides communication APIs and SDKs that let developers add voice call, video call, and video conferencing features into their applications, supporting App-to-App, App-to-Phone, and Phone-to-App calls. It serves businesses across customer service, financial services, education, healthcare, media, and field services.

1 investor

Provides fully containerized, cloud-native (Linux) and OS-specific development environments that developers can self-provision in seconds, with zero-trust access control, data-leak prevention, and policy enforcement. Aimed at enterprise EUC, IT, DevOps, and platform engineering teams supporting internal and remote developers.

1 investor

StrongNode offers a Node-as-a-Service edge computing platform that builds a decentralized last-mile mesh network by pooling idle bandwidth, CPU/GPU, and storage from consumer devices. It provides developer tools, auto-scaling infrastructure, and APIs for companies seeking on-demand computing resources, and is working toward being blockchain agnostic.

1 investor

Submer develops thermal architecture and modular data center infrastructure for high-density AI deployment. The company provides advanced liquid cooling, AI-ready data center solutions, and GPU/AI services operating globally from its Barcelona headquarters.

1 investor

Suitebriar is a Google Cloud Premier Partner and Google Workspace reseller that provides cloud migration, Gemini AI integration, intelligent automation, security, and device management services. It serves enterprises, mid-market teams, and small businesses adopting the Google Cloud ecosystem.

1 investor

SL Tools operates a CVM-authorized organized over-the-counter market and an electronic trading platform for fixed income securities and stock lending, connecting banks, brokerages, asset managers and custodians. Its cloud-based system offers real-time trade capture, FIX-protocol API access, price transparency and automated order books for Brazil's fixed income market.

1 investor

SuperMethod builds developer tools and cloud infrastructure services for the internet.

1 investor

Superpowered develops an interactive audio development platform for desktop, mobile, IoT, and embedded devices. The platform serves developers, product teams, and technology organizations building audio applications.

1 investor

Sutherland designs, runs, and automates enterprise operations at scale, building production-grade agentic AI solutions grounded in deep domain expertise. The company serves large enterprises globally through AI-first digital engineering, business process automation, and managed services.

1 investor

Sutro provides a backend infrastructure platform that enables developers to define and deploy production-grade backends through a domain-specific language called SLang. The platform automatically generates data models, APIs, schemas, validation, and async workflows for applications.

1 investor

Swingvy provides cloud-based HR software that centralizes employee information, organization charts, directories, and e-payslips, and supports leave and expense claim workflows. It is aimed at companies managing distributed or remote teams that need secure, accessible HR records.

1 investor

SWITCH is an audio-based speed dating platform that prioritizes live conversations over visual matching, with a matching algorithm that progressively reveals profile photos as conversations progress. The app serves people seeking authentic connections through real-time conversations rather than swiping.

1 investor

swXtch.io builds network software that adds standards-based multicast and reliable transport to cloud networks, connecting on-premises and cloud environments without changing underlying systems. Its cloudSwXtch product targets bandwidth-intensive media workflows such as live and remote production, audio distribution, and corporate studios, and is available on the major public cloud marketplaces.

1 investor

SynaXG develops software-defined 5G RAN (radio access network) infrastructure that runs AI workloads concurrently, enabling real-time wireless connectivity for physical AI applications. The company provides carrier-grade private 5G solutions for enterprises and edge deployment scenarios, from factory automation to disaster response.

1 investor