A small business can shop off-exchange through a broker, compare small-group...

https://cashsinterestingblog.zenbloomer.com/posts/what-does-employer-contribution-mean-in-a-group-health-plan

A small business can shop off-exchange through a broker, compare small-group plans directly with carriers, or explore an HRA or association plan. Before comparing premiums, check that employees’ doctors and hospitals are in network.