Siemens announces that it has acquired Mendix, a low-code application development platform, for ~$700M, to boost its cloud, IoT, and digital enterprise tech
Frederic Lardinois / TechCrunch :
Context & Ripple Effects
Siemens' ~$700M purchase of low-code platform Mendix reads differently in hindsight than it did in 2018: it was the seed of what became Xcelerator, the platform Siemens now positions as an industrial app store integrating its hardware and software offerings, with revenue expected to more than double in 2026. The deal put an application-development layer inside an automation giant that previously sold equipment and engineering services rather than a developer ecosystem.
The move also sits inside a broader German-enterprise-software consolidation wave: SAP separately bought process-automation firm Signavio in 2021 and IT-architecture mapper LeanIX in 2023, both at reported $1.2B-plus valuations — evidence that industrial and enterprise incumbents were buying application-layer software rather than building it.
First-order effects
- Siemens gains an in-house low-code development platform to attach to its cloud, IoT, and digital-enterprise stack, shifting Mendix from an independent vendor serving all comers to a strategic asset inside one industrial buyer.
- Mendix's existing customers and partners now face a new owner whose priorities are Siemens' automation and digitalization agenda rather than standalone platform growth.
Second-order effects
- Rival industrial vendors must decide whether to build, buy, or partner for their own app-development layer — the same build-vs-buy logic that later drove Siemens to keep acquiring, including the ~$650M Sqills rail-software deal in 2021 and the $5.1B Dotmatics scientific-software acquisition in 2025.
- Enterprise software peers like SAP responded along the same lines with Signavio and LeanIX, pushing up valuations for application-layer and architecture-mapping startups as incumbents competed for them.
Third-order effects
- If the pattern holds, industrial companies consolidate around platform-and-app-store models where the owner of the development layer controls which third-party applications reach factory and infrastructure customers — a gatekeeper position analogous to mobile app stores but for operational technology.
- Low-code platforms increasingly become components of larger vertical stacks rather than independent businesses, narrowing exit paths for remaining standalone vendors to acquisition by industrial or enterprise incumbents.
The trend: Industrial incumbents are buying application-development layers to convert their installed hardware bases into software platforms and app stores, with Siemens' Mendix-to-Xcelerator arc as the template.