Disinfecting robot is Ridgefield partners' COVID solution Macklin Reid FacebookTwitterEmail 1of3 The three RIdgefielders who are partners in SmartGuardUV are, from left Michael Walker, Bill Butler and Rhys Moore.Contributed photo / Hearst Connecticut MediaShow MoreShow Less 2of3 Bill Butler, CEO of SmargGuardUV, with the company's autonomous mobile robot “Smarty” that an be programmed to disinfect large spaces with its ultraviolet light guns.Contributed photo / Hearst Connecticut MediaShow MoreShow Less 3of3 To tackle the challenges the COVID-19 pandemic presents to businesses and other large institutions — cleaning, disinfecting, killing viruses with efficiency and thoroughness — three Ridgefielders offer a solution: Robots equipped with ultraviolet light.