# Upsun (formerly Platform.sh)

> Upsun, formerly Platform.sh, is a managed multi-cloud application platform that packages application hosting, Git-driven deployments, production-like preview environments, databases, observability, security controls, scaling and support into one operating layer. Its pitch is aimed at development and platform teams that want the freedom of custom software without assembling and maintaining the underlying cloud machinery themselves.

- **Founded:** 2009
- **Headquarters:** Paris, France and San Francisco, United States
- **Founders:** Frédéric Plais (Co-founder and CEO), Damien Tournoud (Co-founder and former CTO), Ori Pekelman (Co-founder and former CPO)
- **Team size:** 250+ employees across 43 countries, according to Upsun's 2026 company page; its September 2025 rebrand announcement described more than 290 employees.
- **Products:** Upsun Flex, Upsun Fixed, Preview Environments, Multi-cloud and Edge, Observability and Blackfire
- **Notable:** Raised more than $180 million in equity funding., Reported more than 6,000 enterprise customers and 16,000 developers worldwide in 2025., Acquired Blackfire.io in 2021 and integrated application profiling and monitoring into the platform.

## Products & services

- **Upsun Flex** — A self-service PaaS with per-container CPU and memory allocation, horizontal and vertical scaling, on-demand preview environments, managed services and provision-based pricing.
- **Upsun Fixed** — The continuation of the established Platform.sh product with predefined resource plans, Git-based workflows, preview environments, managed infrastructure and enterprise tiers.
- **Preview Environments** — Isolated, production-like environments created from Git branches, including application code, services and clonable data for testing and review.
- **Multi-cloud and Edge** — A consistent deployment workflow across AWS, Azure, Google Cloud, IBM Cloud and OVHcloud regions, with regional edge caching and an optional managed CDN.
- **Observability and Blackfire** — Infrastructure metrics, tracing, application performance monitoring and continuous profiling, including Blackfire capabilities for PHP and Python.
- **Upsun Dispatch** — A prerelease product for coordinating human and agent work across an agentic software-development lifecycle, announced in June 2026.
- **Onboarding, Expert and Application Services** — Paid migration, architecture, integration, pipeline, monitoring and lifecycle assistance delivered alongside the platform.

## Achievements

- Raised more than $180 million in equity funding.
- Reported more than 6,000 enterprise customers and 16,000 developers worldwide in 2025.
- Acquired Blackfire.io in 2021 and integrated application profiling and monitoring into the platform.
- Became a Certified B Corporation in 2024.
- Named in Gartner's cloud application platform assessments in 2024 and 2025.
- Recognized in the French Tech 120 for six consecutive years through 2025.
- Achieved ISO/IEC 27001 certification in 2025.
- Included in the 2026 IDC ProductScape for cloud deployment-centric application platforms.
- Named a G2 Grid Leader in Summer 2026.

## Latest updates

- **2026-07** — Added native autoscaling for PostgreSQL and MariaDB read replicas, extending autoscaling beyond application containers.
- **2026-06** — Announced Upsun Dispatch and opened prerelease access for a product focused on coordinating human and AI-agent software delivery.
- **2026-06** — Was included in IDC's 2026 ProductScape for worldwide cloud deployment-centric application platforms.
- **2026-02** — Published a Q4 2025 product roundup covering app-specific environment variables, governance and performance controls.
- **2025-11** — Announced ISO/IEC 27001 certification.
- **2025-09** — Unified the Platform.sh and Upsun brands under the Upsun name while retaining Fixed and Flex product models.

## Links

- Website: https://upsun.com
- LinkedIn: https://www.linkedin.com/company/upsundotcom
- Twitter/X: https://x.com/upsundotcom
- GitHub: https://github.com/upsun
- YouTube: https://www.youtube.com/@platformsh
- Facebook: https://facebook.com/platform.sh/

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Profile page: https://yespress.io/upsun-formerly-platform-sh
Published by YesPress — https://yespress.io
Last updated: 2026-08-15