The International Business Machines Corporation (IBM) is an American multinational technology and consulting corporation, with headquarters in Armonk, New York. IBM manufactures and markets computer hardware and software, and offers infrastructure, hosting and consulting services in areas ranging from mainframe computers to nanotechnology.
Microsoft Corporation is an American multinational technology company headquartered in Redmond, Washington, that develops, manufactures, licenses, supports and sells computer software, consumer electronics and personal computers and services. Its best known software products are the Microsoft Windows line of operating systems.
Dell sells personal computers (PCs), servers, data storage devices, network switches, software, computer peripherals, HDTVs, cameras, printers, MP3 players, and electronics built by other manufacturers. The company is well known for its innovations in supply chain management and electronic commerce, particularly its direct-sales model and its "build-to-order" or "configure to order" approach to manufacturing—delivering individual PCs configured to customer specifications. Dell was a pure hardware vendor for much of its existence, but with the acquisition in 2009 of Perot Systems, Dell entered the market for IT services. The company has since made additional acquisitions in storage and networking systems, with the aim of expanding their portfolio from offering computers only to delivering complete solutions for enterprise customers.
Ingram Micro is an American electronics company and information technology distributor. It is the world's largest wholesale technology products distributor. Ingram Micro distributes and markets a large variety of electronics which it sources from manufacturers such as Acer Inc., Apple, Cisco, Hewlett-Packard, IBM, Lenovo, Microsoft, Samsung and others. The company ranks 62nd in the 2015 Fortune 500. It is headquartered in Irvine, California.
Sirius is a national integrator of technology-based business solutions that span the enterprise, including the data center and lines of business. Built on products and services from the world’s top technology companies, Sirius solutions are installed, configured and supported by our dedicated teams of highly certified experts.