PayPal

Yet another revolutionary product of Silicon Valley, PayPal has changed the way people exchange money online. Today it is one of the most profitable companies within the eBay umbrella, with $4.4bn in revenues. Everyday the e-commerce business processes over $315.3m in sales all over the world, a massive 18 percent of all e-commerce transactions. The company is planning a restructuring in the coming months in order to streamline its operations and become even more efficient. With a new president in the shape of David Marcus breathing fresh life into the company, PayPal looks set for even more success.