Cleaning biz to set up shop in Northeast 'landmark' Clean 20/20, a Rochester commercial cleaning business owned by Miki Radovanovic, recently purchased the 576-square-foot cottage at 445 Alliance Place NE, with plans to renovate it to serve as the firm's headquarters. 1:13 pm, Apr. 26, 2021 × Clean 20/20, a Rochester commercial cleaning business owned by Miki Radovanovic, recently purchased 576-square-foot cottage at 445 Alliance Place NE to renovate it to serve as the firm's headquarters. This is a rendering of what the building is expected to look like, after being re...