Players must be at least 18 years of age and many have previous NCAA College, Junior A, or Professional hockey experience.

GLHL added a tenth team in the Marquette Iron Rangers, who began play during the 2015–16 season.

[2] In 2018 the Monroe Blues ceased operations, followed by the West Bend Bombers in 2022, and the Marquette Mutineers in 2024.

Annual three-game series between long-time Michigan rivals Calumet Wolverines and the Portage Lake Pioneers.

[4] An annual four-team pre-season tournament hosted by the Fond du Lac Bears, the Keevin Cup honors Kevin Ristau, a long-time club board member and ambassador.

The Cup is awarded to the team that holds the greater goal differential at the end of both games.