Gill Coliseum is a multi-purpose indoor arena in the northwest United States, located on the campus of Oregon State University in Corvallis, Oregon. Opened in December 1949, the arena currently lists a seating capacity of 9,301 and is home to the Oregon State Beavers' basketball, wrestling, volleyball, and gymnastics teams. It is named after Amory T. "Slats" Gill, the Beavers' basketball coach for 36 seasons, who compiled a 599–392 (.604) record.

Oregon State University (OSU) is a public land-grant research university based in Corvallis, Oregon. OSU offers more than 200 undergraduate-degree programs along with a variety of graduate and doctoral degrees through all 11 colleges. It has the seventh-largest engineering college in the nation for 2023. Undergraduate enrollment for all colleges combined averages over 32,000 while an additional 5,000 students are engaged in post-graduate coursework through the university. In 2023, over 37,000 students were enrolled at OSU – making it the largest university in the state. Out-of-state students typically make up over one-quarter of the student body. Since its founding, over 272,000 students have graduated from OSU. The university is classified by the Carnegie Classification of Institutions of Higher Education as an "...R1: Doctoral University," with "...very high research activity."