| May 14, 2019 | Calef, Maccario capture their first Massachusetts Four-Ball title |
| Jul 12, 2013 | Mike Calef wins Massachusetts State Am |
| Jul 11, 2013 | Mass. Am: Calef, Thimble survive 3 rounds to reach finale |
| Jul 14, 2012 | Calef prevails at Mass. Amateur |
| Mar 25, 2012 | Calef cruises to victory at Texas North Mid-Am |
| Mar 24, 2012 | Calef leads Texas North Mid-Am |
| Sep 15, 2011 | Calef wins Massachusetts Mid-Amateur |