The 2019 Mfg & STEM Fair at Portville High School was a great success! Thank you to National Grid and our area sponsors for an amazing, informative, and fun day for our future manufacturers! Please click here to see the complete overview, photos, survey results and comments from area schools and manufacturers. (Above, John-Paul Kucera of Eaton, works with a member of the Girls in Mfg Club from Portville Middle School). The DIDI Mfg & STEM Fair 2020 will be on Friday, May 1 at Portville High School.