Office Products International Dealer opportunities in air treatment – Act now In this episode of OPI Talk, OPI CEO Steve Hilleard speaks to Mike Booth, Global Market Director for Air Treatment at Fellowes Brands. OPI Talk, OPI CEO Steve Hilleard speaks to Mike Booth, Global Market Director for Air Treatment at Fellowes Brands. The conversation couldn’t be timelier as companies seek to figure out how to return to the office safely, following more than a year of dealing with COVID-19. As coronavirus is an airborne transmitted virus, the critical need for ‘smart’ air cleaners that use HEPA filters to enhance the air quality in shared work, education and public spaces has never been more vital.