3 answers
Stacey’s Answer
I would research advertising agencies, local television stations as well as corporations where creative is done in-house.
Sam’s Answer
Also, here's an article that may interest you: 7 Steps to Becoming a Professional Copywriter (https://www.entrepreneur.com/article/297624)
Arvind’s Answer
Every industry that is creating marketing and sales collateral can be a target industry for copywriter. Typically when product marketing materials and content like eBooks, one pagers and brochures require a copywriter to write the content. The copywriter will get input from other stakeholders like engineers, product managers and product marketing members to build the final content.