Satya Nadella has only been Microsoft's CEO for a week, but it's already clear that he's the most stylish guy to hold that position.
In the photos Microsoft released with the official announcement, Nadella is wearing a fitted sweatshirt that puts the hoodies favored by other techies to shame. 
In another, he mixes comfort and style with a maroon cotton tee under a pinstripe blazer.
He rocked a checkered blazer and jeans while speaking on a panel at LeWeb Paris in December.
And this pink dress shirt during a presentation last July. 
He switched it up with a stylish quarter-zip during a 2011 presentation. 
In a Microsoft Cloud video from June 2013, Satya went for a polo-sweater vest combo that screams nerd-chic. 
This photo of all three CEOs side-by-side really demonstrates the fresh look Satya is bringing to Microsoft. 
SEE ALSO: 10 Things You Didn't Know About Satya Nadella, Microsoft's New CEO