Liquid Template Variables - vendor
From Spiffy Stores Knowledge Base
The Liquid template variable vendor has the following attributes:
vendor.name
Returns the name of the product vendor.
vendor.handle
This is the product vendor handle. The handle uniquely identifies the product vendor in the URL address.
The handle is usually the product vendor's name in lower case with all blanks replaced by a dash. "Nike shoes" would have the handle "nike-shoes".