Top Technology in California
The top technology businesses in California, ranked by AI-verified Belkin.Marketing Reliability Score (0–100).
Alphabet
Alphabet Inc. is the parent company of Google managing a portfolio of technology businesses including Google Search YouTube Google Cloud Android and other innovation projects serving billions of users worldwide.
Intel
Intel Corporation is the world's leading semiconductor chip manufacturer developing processor technologies that power computers servers and network infrastructure for consumers enterprises and data centers globally.
Nvidia
NVIDIA Corporation designs and manufactures graphics processing units and AI computing platforms powering data centers autonomous vehicles robotics and the gaming industry with its GPU and CUDA ecosystem.

Apple
Apple Inc. designs and sells consumer electronics, software, and services including the iPhone, iPad, Mac, Apple Watch, and Apple TV. Its ecosystem spans hardware, iOS, macOS, the App Store, iCloud, and Apple Music — used by over 2 billion active devices worldwide.
Meta
Meta Platforms Inc. builds technologies that help people connect including Facebook Instagram WhatsApp and Quest VR hardware serving over 3.3 billion daily active users worldwide.
Cisco
Cisco Systems Inc. is the world's largest networking equipment company designing and selling networking hardware software and telecommunications equipment and providing cybersecurity cloud and collaboration solutions globally.
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