You can shop off-exchange through a broker or directly with carriers, and...

https://wiki-view.win/index.php/What_Does_Employer_Contribution_Mean_in_a_Group_Health_Plan%3F

You can shop off-exchange through a broker or directly with carriers, and compare small-group plans if your team qualifies. Before weighing premiums, check that your doctors and nearby hospitals are in each plan’s network.