The Mid-Atlantic Athletic Conference (MAC) is a boys conference that comprises seven schools: Sidwell Friends, Flint Hill, Georgetown Day, Mart, Potomac School, St Andrews and St James.

The MAC does hold a post season tournament with all games at the higher seed.

Rules can be found under the Referee tab.

CSOA provides officials to the two Northern Virginia-based members:

Flint Hill Huskies

Potomac School Panthers

Here are the rest of the MAC Schools

Georgetown Day

Maret

St. Andrews

St. James

Sidwell Friends