1. Microsoft was already a powerhouse at the start of the decade, but faltered as the iPhone rose in popularity. Under new CEO Satya Nadella, however, the company's big bet on cloud computing helped it regain an edge.
2010 market cap: $268.56 billion
2019 market cap: $1.15 trillion
2. Apple revolutionized computing when it introduced the iPhone in 2007, and sales soared with each new iteration of the phone. Over a decade later, the continued success of iPhone has kept Apple at or near the top of the industry.
2010 market cap: $190.99 billion
2019 market cap: $1.19 trillion
3. IBM began the decade as a powerhouse in enterprise IT, but in the past decade, its growth has stalled out as companies like Microsoft, Amazon, and Google take the lead in cloud computing.
2010 market cap: $170.87 billion
2019 market cap: $119.07 billion
4. Cisco was also rocked this decade by the rise of cloud computing — as companies moved into clouds like Amazon's, they needed less of Cisco's flagship networking gear. Still, the company has largely weathered the storm.
2010 market cap: $137.72 billion
2019 market cap: $192.22 billion
5. Oracle started the decade as an industry leader in providing database and other enterprise software, but its slow entry into cloud computing allowed competitors like Salesforce, Amazon, and Microsoft to get ahead.
2010 market cap: $122.93 billion
2019 market cap: $184.28 billion
6. Hewlett-Packard started off the decade dealing with internal strife and strategic confusion. It ultimately split off into two smaller companies: Hewlett-Packard, and Hewlett Packard Enterprise.
2010 market cap: $121.78 billion
2019 market cap: $29.76 billion
7. Intel, which had long dominated the chip business for personal computers and servers, got blindsided by the rise of smartphones — leading to big opportunities for the likes of Qualcomm. Now, it's betting big on AI.
2010 market cap: $112.67 billion
2019 market cap: $252.52 billion
8. Qualcomm has thrived by making powerful chips for smartphones, and licensing its designs to other manufacturers.
2010 market cap: $77.44 billion
2019 market cap: $95.4 billion
9. Visa, the largest credit card provider in the US, has only benefitted from the rise of online commerce and smartphone shopping.
2010 market cap: $60.91 billion
2019 market cap: $410.05 billion
10. SAP entered the decade as a dominant player in enterprise IT, thanks to its flagship database products and other pieces of business software. More recently, it's been undergoing a shift to cloud computing, with partners like Amazon and Microsoft.
2010 market cap: $56.21 billion
2019 market cap: $167.03 billion
