VIAVI Solutions to Acquire Spirent Communications in $1.28 Billion All-Cash Deal

VIAVI Acquires Spirent's High‑Speed Ethernet, Network Security and Channel Emulation Testing Business

October 16, 2025

Telecommunications

VIAVI Solutions Inc. completed the all-cash acquisition of Spirent Communications plc’s high‑speed ethernet, network security and channel emulation testing business from Keysight Technologies, Inc. for $425 million. The deal is expected to add roughly $180 million of Network Service Enablement revenue in the first 12 months, be accretive to non‑GAAP EPS within 12 months, and was partially financed by a $600 million senior secured term loan led by Wells Fargo.

Keysight Technologies Completes Acquisition of Spirent Communications

October 15, 2025

Telecommunications

Keysight Technologies has completed its acquisition of Spirent Communications plc in an approximately £1.16 billion (about $1.46 billion) transaction. The deal expands Keysight’s automated test, assurance, cybersecurity, positioning, and network automation capabilities and is integrated into Keysight’s Communications Solutions Group.

VIAVI Solutions Acquires Inertial Labs

December 13, 2024

IT Services

VIAVI Solutions Inc. has signed a definitive agreement to acquire Inertial Labs, Inc. for an initial $150 million at closing, plus up to $175 million in contingent consideration over four years. The deal is expected to close in the first quarter of 2025, subject to regulatory approvals and customary closing conditions.

Semtech Corporation to Acquire Sierra Wireless

August 2, 2022

IT Services

Semtech Corporation agreed to acquire Sierra Wireless in an all-cash transaction for $31 per share, valuing the deal at approximately $1.2 billion, subject to customary closing conditions. The combination is intended to create a chip-to-Cloud IoT platform bringing together LoRa and cellular connectivity plus IoT Cloud services.

Solera Acquires Spireon from Greenbriar Equity

February 1, 2022

Cloud & SaaS

Solera Holdings, LLC has signed a definitive agreement to acquire Spireon, a leading North American telematics and connected-vehicle intelligence provider, from Greenbriar Equity Fund IV. The deal expands Solera's fleet and vehicle solutions by adding Spireon's IoT NSpire platform, roughly 4 million connected devices and a large customer base to enable cross-selling and capability expansion across the vehicle lifecycle.

Route1 Inc. Acquires Spyrus Solutions, Inc.

September 15, 2021

Cybersecurity

Route1 Inc. acquired Spyrus Solutions, a San Jose developer and manufacturer of cryptographic products, for approximately US$0.58 million in cash or assumption of debt plus potential earnout payments tied to gross profit thresholds. The acquisition brings Spyrus' hardware and software cryptographic products and a core engineering team (seven employees added) into Route1 to expand its data security capabilities and product offerings for government, defense, financial and healthcare customers.