Assembleâs downtown Minneapolis location is in the historic 15 Building at 15 South Fifth Street. Enjoy free wifi, copying/printing, phone service, utilities, bike storage and more. Coffee is always on the house and beer is too at happy hour. There is no extra charge for use of the conference rooms. Work in a private space, hold meetings with potential clients in a conference room. We provide you with the access, environment and amenities you need to excel.