If your company has a good product and a hungry market for that product, you're closer to success than 90% of the rest. But to take that final step, some of the most successful companies in the world have hired a Branding Company to craft their company's brand image into the sales and loyalty-generating machine it needs to be.

How have these successful companies-take your pick from the Fortune 500-found these branding companies? There's no one-stop resource or fail-safe formula.