Trafford Publishing is a self-publisher that offers a variety of self-publishing packages. Their option allows you, the writer, to pay for production, distribution, marketing, editing, and promotion.
Essentially, it is a self-publishing company that allows the author to produce the book and pay independently for the services they need.
[this resource was added due to an existing thread on Trafford Publishing. This is not an endorsement. This resource should be expanded - feel free to add to it]