Rochester phone app firm evolves into $925 million heart monitor maker The story of how a group of southeastern Minnesota software developers ended up creating one of the top remote cardiac monitor devices in the world starts with Rochester’s mix of cutting-edge technology and innovative health care. 5:30 am, Feb. 20, 2021 × Preventice co-founders, from left, Scott Burrichter, Jon Otterstatter and Greg Wobig Tuesday, Feb. 16, 2021, in Rochester. Preventice is being acquired by Boston Scientific. (Joe Ahlquist / jahlquist@postbulletin.com) In 2007, four men sitting around a table in Rochester hammered out a rough idea to start a smartphone app firm. Their plans later morphed into a remote heart monitor manufacturer purchased by Boston Scientific for $925 million in cash in January.