six resident companies, including Alberta Theatre Projects, Arts Commons Presents, Calgary Philharmonic Orchestra, Downstage, One Yellow Rabbit, and Theatre Calgary. Such events include live theatre, dance, spoken word and readings, children's events, experimental theatre, art exhibits, public forums, weddings, training sessions, meetings, arts education activities, sporting events and competition, award ceremonies and live music concerts ranging from symphonic to jazz, to folk, blues, world, and rock. Performance and other facilities Jack Singer Concert Hall, with 1,800 seats, “the Jack” is the largest venue in the building. Suspended above the stage is a 185,000-pound laminated spruce-wood acoustical canopy, which can be raised or lowered to tune the hall according to the specific needs of each performer. Named for Jack Singer, the Concert Hall is the permanent home of the Calgary Philharmonic Orchestra, which employs 65 full-time musicians, and the 6,040-pipe Carthy Organ. Max Bell Theatre is a 750-seat theatre and is home to Theatre Calgary. Martha Cohen Theatre is a 418-seat theatre and is home to Alberta Theatre Projects (ATP). Big Secret Theatre is a 190-seat theatre and is home to One Yellow Rabbit. Engineered Air Theatre is used for concerts, films, plays, weddings, receptions, and galas. Can seat up to 185 theatre-style. Motel Theatre is a 50-seat black box, multi-purpose venue used for plays, experimental theatre and performance art and is home to Downstage. Activities and performances Arts Commons Presents is the presenting arm of Arts Commons. Series presented include the BD&P World Stage, Classic Albums Live, National Geographic Live, PCL Blues, and TD Jazz. Arts Commons also offers Arts Education programs (One Day Arts School, The ConocoPhillips Hub for Inspired Learning and Artist-in-Residence). Arts Commons also houses five additional resident companies, including: Alberta Theatre Projects, Calgary Philharmonic Orchestra, Downstage, One Yellow Rabbit, and Theatre Calgary, all of which program their own individual seasons within the spaces of Arts Commons. Collaboration between companies is common and the 6 companies together form the Arts Commons ecosystem. Arts Commons also provides free events for the community, including Arts Commons Cabarets, National Indigenous Peoples Day celebrations. Community Engagement The 2018–19 season marked the official establishment of Producing and Engagement at Arts Commons, which supports equitable and inclusive opportunities for diverse communities in Calgary to converse, create, and celebrate. Through transparent and flexible partnerships, Arts Commons works with established organizations and grassroots groups to create arts-based workshops that create connections to amplify the voices