Introducing a contemporary, window-lined event rental space in the region’s premiere art studio building. Featuring 12 ft high ceilings and an expansive, light-filled industrial environment with additional atrium and meeting room options. 

Capacity // 250 seated; 400 reception-style
Size // 4700sf flexible banquet room
Catering // The Tangerine Food Company is exclusive caterer: // 515-720- 7510


  • Sunday through Thursday $1750
  • Friday $2500
  • Saturday $3000


Capacity // 20 guests for board meetings, social gatherings, client meetings and more.The Big Room Reservation Form
Size // 425 square feet
Features // 12 ft high ceilings, a full-height windowed wall, seating options and conference phone
Rental Rate // $250 per event


Payment Policy – A reservation fee of 50% is due upon booking. The remaining 50% is due 30 days before the event. Checks should be made out to Mainframe Studios and mailed to 900 Keosauqua Way, Des Moines, IA 50309.

Cancellation Policy – Events cancelled 60 days prior to the event will receive a 50% refund. No refund for events cancelled after 60 days prior to the reserved date.


The Tangerine Food Company
Cherry Madole and Susan Madorsky, Owners // 515-720- 7510 //

About Mainframe Studios

Mainframe Studios is a 501(c)3 whose mission is to provide permanent affordable workspace to artists of all disciplines. It is transforming Central Iowa’s art scene by creating a financially self-sustaining economic and cultural driver, serving as a national model that stands the test of time. Event rental income helps us maintain affordable rents for our artists and achieve our goal to be financially self-sustaining. Thank you for considering The Big Room for your upcoming event. // @mainframearts


  • The Big Room - Exterior Window Line