Cloud Computing Startups

Retym develops DSP (digital signal processing) and ADC/DAC technologies for AI infrastructure and cloud connectivity, with expertise in analog design, error correction, and optical communications.

2 investors

Rewind.ai is a platform that provides access to 400+ AI tools and models—including self-hosted open-source models (Qwen 2.5, FLUX, Kokoro, Whisper) and external models (GPT-4, Claude, Gemini)—through a single token-based system with a free tier. It runs inference on its own GPU infrastructure and bills external model usage per token at provider cost with no subscription.

2 investors

Ribbon Communications is a global software company providing real-time communications infrastructure for telecom service providers and enterprises, including session border controllers, call controllers, media gateways, and cloud-based unified communications platforms. The company serves major telecommunications carriers, government agencies, financial institutions, and healthcare organizations across more than 25 countries.

2 investors

ROLLER is a cloud-based, all-in-one venue management platform for attractions businesses, combining online ticket booking, point-of-sale, memberships, multi-venue management, reporting, and loyalty tools. It serves operators of leisure venues such as playlands and trampoline parks, handling bookings, payments, and guest experience from a single system.

2 investors

Runetale provides a secure mesh network (VPN) that automates point-to-point connectivity with zero configuration, using WireGuard-based peer-to-peer encryption and least-privilege access. It targets IT and enterprise teams, integrating with SSO/OIDC providers like Okta and Microsoft Entra ID for identity-based, zero-trust access across macOS, Windows, iOS, Android, and Linux.

2 investors

Runpod is an AI developer cloud that provides on-demand GPU infrastructure for experimenting with, training, fine-tuning, deploying, and scaling machine learning models. It offers autoscaling serverless GPU endpoints, persistent GPU pods, and multi-GPU clusters for AI developers and teams running inference and training workloads.

2 investors

RunWhen builds AI-powered tools and workflows for engineers to automate incident response, infrastructure management, and operational tasks across diverse technology stacks including cloud platforms, Kubernetes, databases, and mainframes. The platform enables teams to rapidly deploy thousands of specialized engineering tools tailored to their specific applications and infrastructure.

2 investors

RUTILEA provides a comprehensive AI platform that enables enterprises to safely deploy and operationalize generative AI applications through vertically integrated infrastructure, including secure closed-network environments, data foundations, GPU datacenters, and no-code AI tools.

2 investors

Ryvn provides infrastructure and platform software for enterprises operating mission-critical systems in healthcare, finance, defense, and other high-consequence domains. The company enables organizations to deploy and manage software at scale across isolated customer environments.

2 investors

Sail Research provides AI inference infrastructure with per-request completion windows that let customers trade off speed against cost, targeting AI agent workloads that consume large volumes of tokens. It offers an API for large-scale, bursty inference traffic aimed at developers building long-horizon and background agents.

2 investors

Sarvam AI develops a full-stack AI platform designed for India, providing foundational AI models and tools accessible to enterprises, governments, developers, and startups. The company focuses on building AI systems that understand Indian languages, context, and problem-solving approaches.

2 investors

Saturn Cloud provides a control-plane platform that installs on top of a GPU cloud operator's existing Kubernetes, bare metal, and hyperscaler infrastructure, turning their GPU fleet into white-labeled, token-metered AI services. It handles multi-tenant isolation, metering and billing, orchestration, and 24/7 GPU operations support for GPU cloud operators and neoclouds.

2 investors

Scalekit provides OAuth integration and token management infrastructure for AI agents to authenticate and securely access third-party applications like Gmail, Slack, Salesforce, and 100+ others. The platform handles delegated OAuth flows, credential storage, and tool execution on behalf of users, enabling agents to take actions within target apps using user-specific permissions.

2 investors

Scramjet Cloud Platform is a distributed data processing platform for deploying and running data integration programs across multiple locations and environments with minimal configuration. It enables developers to run custom code on diverse infrastructure, from small devices to cloud clusters, with automatic data connectivity between programs.

2 investors

Sequel provides a virtual event platform that runs webinars on a company's own website rather than third-party destinations, capturing first-party engagement data including attendance, watch time, polls, and CTA interactions that integrate directly into CRMs.

2 investors

SequoiaDB is a distributed database offering large-scale clustering (up to 500 servers, 3.0 PB, and 1.4 trillion records per cluster) with remote disaster recovery capabilities. It targets enterprises needing high-capacity data storage and management infrastructure.

2 investors

Shade is a cloud media storage and management platform for creative teams, offering AI-powered search (by face, transcript, or scene), automated metadata tagging, file streaming, and review and approval workflows. It serves creative agencies, production studios, sports teams, media houses, and enterprises, with compliance-backed security for protecting creative IP.

2 investors

Shadeform is a GPU cloud marketplace that enables users to deploy high-performance GPUs across 30+ cloud providers worldwide through a unified platform. The service offers centralized billing, support, and pricing optimization for AI workloads, allowing customers to save up to 90% compared to major cloud providers.

2 investors

Shaga operates a decentralized cloud gaming network that connects gamers to shared computing power from underutilized PCs, removing the need for expensive hardware upgrades. It targets gamers worldwide seeking access to high-end gaming.

2 investors

Shorebird is a platform for Flutter developers that provides Code Push to deploy patches and fixes to live apps without waiting for app store review cycles, along with a zero-config CI system for automated testing and releases. It offers instant rollbacks, version adoption monitoring, and a global distribution network for shipping updates.

2 investors

Shuttle is an open source cloud platform for developing and deploying web applications with Rust, replacing container technology with a lightweight alternative to achieve sub-second deploy times. It targets backend developers seeking faster development cycles and simplified cloud infrastructure management.

2 investors

Shuttle is an open source cloud platform for building and deploying web apps, aimed at reducing deployment times by replacing container-based infrastructure with a more lightweight system. It targets developers—particularly those working with Rust—for backend web development.

2 investors

Sidero Labs builds the Talos Platform, including Talos Linux — a minimal, immutable Linux OS purpose-built to run Kubernetes with a managed API (no SSH or shell), atomic upgrades, and security defaults like mTLS, CIS guidelines, and FIPS 140-3 compliance. It targets teams operating Kubernetes fleets across distributed, mission-critical, and physically constrained environments.

2 investors

Signiant provides SaaS software that helps media and entertainment companies move and manage large files and accelerate content workflows. It serves media, entertainment, and technology organizations globally.

2 investors