What is the company or product of Where beef?

"Where beef" is not a known company or product. It's possible you've misheard or misspelled a name.

Could you please provide more context or clarify what you're looking for? For example:

* Is it a slogan? Perhaps you heard it in an advertisement.

* Is it a brand name? Do you remember any other details about the product or company?

* Is it a specific type of beef product? Maybe you're looking for a certain cut or brand of beef.

With more information, I can try to help you find the company or product you're searching for.