Siemens Digital Industries Software Acquires Avery Design Systems

Siemens Acquires Avatar Integrated Systems

July 15, 2020

Software

Siemens Digital Industries Software (Mentor) has agreed to acquire Avatar Integrated Systems Inc., a Santa Clara, California developer of place-and-route electronic design automation (EDA) software. Avatar will be integrated into Siemens' Xcelerator portfolio and Mentor IC EDA suite to expand Siemens' chip physical‑design capabilities; terms were not disclosed and the deal was expected to close in H2 2020.

Siemens Digital Industries Software Acquires Fractal Technologies

May 12, 2021

Software

Siemens Digital Industries Software acquired Fractal Technologies in May 2021 to add production signoff–quality IP validation capabilities to its Xcelerator portfolio and Solido product family. The acquisition expands Siemens' EDA IC verification offerings by integrating Fractal's IP validation technology to improve design quality and accelerate time-to-market for semiconductor customers.

Siemens Acquires Altair Engineering

March 26, 2025

Software

Siemens AG has completed the acquisition of Altair Engineering Inc. for an enterprise value of approximately USD 10 billion. The deal adds Altair's capabilities in mechanical and electromagnetic simulation, high-performance computing (HPC), data science and AI to Siemens' Xcelerator platform, strengthening Siemens' industrial software and digital twin offerings.

Siemens Digital Industries Software Acquires DownStream Technologies

April 8, 2025

Software

Siemens Digital Industries Software (Siemens EDA) has completed the acquisition of DownStream Technologies, a Marlborough, Massachusetts-based provider of PCB manufacturing data preparation and documentation tools, including the CAM350 and BluePrint‑PCB suites. The deal (closed April 7, 2025) strengthens Siemens' PCB design-to-manufacturing workflow and expands its footprint in the electronics SMB market; terms were not disclosed.

Siemens Acquires ASTER Technologies to Integrate PCB Test Engineering into Xpedition and Valor

January 13, 2026

Software

Siemens has acquired ASTER Technologies, a France-based provider of PCBA test verification and design-for-test (DFT) software, to integrate ASTER's shift-left test engineering capabilities into its Xpedition and Valor product lines within the Siemens Xcelerator portfolio. The deal — financial terms undisclosed — aims to enable earlier defect detection, reduce re-spins and field failures, and extend Siemens' DFM and EDA capabilities across automotive, computing/HPC and networking markets.

Altair Acquires Metrics Design Automation Inc.

July 1, 2024

Cloud & SaaS

Altair has entered into a definitive agreement to acquire all outstanding capital stock of Metrics Design Automation Inc., a Canadian provider of cloud-native simulation-as-a-service (DSim) for electronic design automation (EDA). The acquisition adds cloud-based digital simulation and scalable design verification capabilities to Altair's Altair One platform, expanding its EDA and semiconductor software offerings; closing is subject to customary conditions.