A look at Michael Phelps' sponsors

Here's a look at the sponsors of American swimmer Michael Phelps, according to his agents. They declined to specify the value of the deals.

Speedo USA — maker of swimsuits, a licensed brand of the Warnaco Group Inc.

Visa Inc. — the credit card company

Omega — luxury watchmaker that is a unit of Swatch Group AG

Hilton Hotels Corp. — hotel chain

PowerBar — nutrition bar made by Swiss chocolate maker Nestle SA.

AT&T Inc. — communications provider

Kellogg Co. — maker of Frosted Flakes, Cheez-Its and Eggo waffles

Rosetta Stone Ltd. — language learning software maker

PureSport — sports performance beverage, made by Human Performance Labs

SwimRoom.com — Internet site for swimmers

Source: Sports and entertainment marketing company Octagon.