Here are 18 firms that sellers and advertisers depend on to navigate Amazon

• Amazon is a growing advertising and selling channel, and a group of companies promise brands e-commerce expertise and tools that they can't get directly from the e-commerce giant.
• Business Insider highlighted 18 of the third-party tech firms and agencies that are powering sellers' and advertisers' Amazon's business.

Amazon's advertising business continues to balloon and along with it, the number of companies that help brands navigate the ins and outs of advertising and selling on the platform.

Business Insider identified 18 companies that are part of a cottage industry of Amazon-focused tech firms. These companies sell software that helps brands do things like set up digital storefronts, merchandise, and run advertising.

The companies range from tech firms that sell software to help third-party sellers manage sales to agencies that offer managed services like ad buying and strategy.

Some, like Pacvue and Orca Pacific, were founded by ex-Amazon employees and entrepreneurs that wanted to start their own firms to help brands understand Amazon's complex marketplace.

Click here to see the full list of 18 Amazon-focused firms solving selling and advertising problems.

Read the original article on Business Insider