Alphabet is a holding company. Through its subsidiaries, the company is engaged in a collection of businesses, which its primary business is Google. The company reports all non-Google businesses collectively as Other Bets. Google's main products and platforms are Android, Chrome, Gmail, Google Drive, Google Maps, Google Play, Search, and YouTube. The company also provides advertisers with tools that help them attribute and measure their advertising campaigns. In addition, Other Bets includes Access, Calico, CapitalG, GV, Verily, Waymo, and X, among others. Other Bets primarily engages in the sales of internet and TV services through Access as well as licensing and research and development services through Verily.

Apple designs, manufactures and markets smartphones, personal computers, tablets, wearables and accessories, and sells a variety of related services. The company's products include: iPhone; Mac; iPad; and wearables, home and accessories, which includes AirPods?, Apple TV?, Apple Watch?, Beats? products, HomePod?, iPod touch? and other Apple-branded and third-party accessories. The company's services include: digital content stores and streaming services; AppleCare, which includes AppleCare + (AC+) and the AppleCare Protection Plan; iCloud, which is the company's cloud service; licensing; and other services, which include Apple Arcade?, Apple Card?, Apple News+, and Apple Pay, a cashless payment service.

Microsoft is a technology company. The company develops and supports software, services, devices, and solutions. The company provides an array of services, including cloud-based solutions as well as solution support and consulting services. The company also delivers relevant online advertising. The company's products include operating systems; cross-device productivity applications; server applications; business solution applications; desktop and server management tools; software development tools; and video games. The company also designs, manufactures, and sells devices, including personal computers, tablets, gaming and entertainment consoles, other devices, and related accessories.