Renesas Electronics Acquires Steradian Semiconductors

indie Semiconductor Acquires Silicon Radar GmbH

February 22, 2023

Manufacturing

indie Semiconductor (Nasdaq: INDI) has acquired Silicon Radar GmbH, a Germany-based specialist in high-frequency system-on-chip solutions for automotive radar, including production-ready 120 GHz technology. The acquisition adds a team of approximately 14 mixed-signal SoC designers in Frankfurt an der Oder and accelerates indie's radar product roadmap and in-cabin/exterior sensing capabilities.

Renesas Electronics Acquires Transphorm, Inc.

June 20, 2024

Manufacturing

Renesas Electronics Corporation completed its acquisition of Transphorm, Inc. on June 20, 2024, integrating Transphorm's gallium nitride (GaN) power semiconductor technology into Renesas' product portfolio. Renesas will immediately begin offering GaN-based power products and reference designs to expand its power solutions for markets including EVs, data centers, renewable energy and industrial applications.

Renesas Electronics Acquires Celeno Communications

December 20, 2021

Telecommunications

Renesas Electronics Corporation completed the acquisition of Celeno Communications on December 20, 2021, for approximately US$315 million, with payments to be made progressively upon achieving certain milestones. Celeno — an Israel‑based developer of advanced Wi‑Fi chipsets and software (including Wi‑Fi 6/6E solutions and Doppler Imaging technology) — becomes a wholly owned subsidiary of Renesas, expanding Renesas' connectivity and Wi‑Fi product portfolio for IoT, industrial, home networking and automotive applications.

ARKA Group Acquires Maxar's Radar and Sensor Technology (RST) Group

November 1, 2024

Aerospace & Defense

ARKA Group, L.P. has completed the acquisition of Maxar’s Radar and Sensor Technology (RST) group, a Ypsilanti, Michigan–based radar and sensor engineering team that supports U.S. government synthetic aperture radar (SAR) programs. The acquisition adds radar, moving-target indication and full‑spectrum geospatial intelligence capabilities to ARKA’s existing space hardware and software offerings, strengthening its mission-focused solutions for U.S. and allied defense customers.

Renesas Electronics Corporation Acquires Altium Limited

August 1, 2024

Software

Renesas Electronics Corporation has completed its acquisition of Altium Limited, a leading PCB design software and cloud-platform provider, via a Scheme of Arrangement under Australian law. The all-cash transaction values Altium at approximately A$9.1 billion and brings Altium’s Altium 365 cloud capabilities into Renesas to accelerate a system-level electronics design and lifecycle management platform and advance Renesas' digitalization strategy.

TransDigm Acquires Stellant Systems from Arlington Capital for $960 Million

January 14, 2026

Aerospace & Defense

TransDigm Group Incorporated has acquired Stellant Systems Inc., a portfolio company of Arlington Capital Partners, for approximately $960 million in cash. Stellant, headquartered in Torrance, California, manufactures high‑power electronic components for defense, space, medical and industrial markets and employs roughly 950 people, with expected 2025 revenue of about $300 million.