Ingram Micro is a wholesaler of IT products and services. Its headquarters remains in Irvine, California despite the fact the company has been acquired by the Chinese group HNA in 2016. With sales over 43 billion USD in 2015, it is the world's largest wholesaler in technology products and services. It sells products and services only to IT resellers, from manufacturers such as Acer Inc., Apple, Cisco, Brocade Communications Systems, Ruckus Wireless, Veeam Software, Google, Hewlett-Packard ("HP"), IBM, Lenovo, Microsoft, Samsung ... The company ranks 64th in the 2016 Fortune 500.

In February 2016, a definitive merger agreement was announced under which the HNA Group will acquire Ingram Micro in an all-cash transaction with an equity value of approximately $6 billion.

In 1989 Ingram Micro, then called "Ingram Micro-D", was a subsidiary of the privately owned Ingram Industries group, took over the Belgian Softinvest and its three Softeurop subsidiaries active on the Belgian, the French and the Dutch markets from Brussels, Lille and Utrecht. This was Ingram's first foray outside the United States other than a few Ingram Industries subsidiaries. The company embarked on an active merge, acquisitions and foundation strategy in the European market.

In August 1993, Ingram Micro Belgium acquired Zaventem Electronic Dealer Distribution (Zedd) and much of its assets including the right to distribute Hewlett Packard products.

In July 2005 Ingram Micro purchased AVAD, LLC, a wholesale distributor for home automation and A/V gear. It sold this subsidiary in July 2016.

The Shared Services Center in Manila, Philippines, began operations in May 2009.

Ingram Micro built a presence in areas adjacent to its traditional distribution business, including enterprise computing, automatic identification and data capture (AIDC); point-of-sale (POS); managed, professional and warranty maintenance services; mobility; physical security; and consumer electronics.

Other ventures in 2014 included entry into cloud computing, or software-, platform- and infrastructure-as-a-service.

In June 2014, Ingram Micro changed their logo and introduced a new tagline: “Ingram Micro helps businesses realize the promise of technology”.

In December 2015, Ingram Micro acquired Odin Service Automation platform from Parallels for $163.9 mln.

In February 2016, Ingram Micro was acquired by Chinese listed company Tianjin Tianhai Investment, a subsidiary of mega conglomerate HNA Group, for $6 Billion. It was reported at the time that Alain Monié, Ingram's chief executive, would remain in place. Bharat Bhisé, indirect minority owner of HNA Group at that time, as well as HNA Group director Tan Xiangdong, were also elected into the 7-men board directors of Ingram Micro. The transaction reportedly made Ingram the biggest revenue generator for HNA Group. The strategic reason for the transaction was to better reach “business opportunities in emerging markets, which have higher growth rates and better profitability.” HNA Group's logistics and its presence in China was intended to help Ingram's growth.In October 2017, Ingram Micro partnered with DocuSign.

Former U.S. Congressman Chris Lee once worked at Ingram Micro. A former member of the German-Turkish group Sürpriz who represented Germany in the Eurovision Song Contest 1999, Bülent Ural, currently works as a sales consultant for Ingram Micro's German branch.