Small businesses can shop off-exchange by working with a licensed broker,...

https://wiki-legion.win/index.php/Employee_Eligibility_for_Health_Benefits:_What_Counts_as_Eligible%3F

Small businesses can shop off-exchange by working with a licensed broker, contacting carriers directly about small-group plans, or comparing whether an HRA fits their team. Association plans may also be an option, depending on eligibility and state rules