| Margaret Kostova |
01-18-08 - Manhattan Amateur Classic |
| 5) Amateur Youth Championship Standard |
| 13) Amateur Youth Championship Latin |
04-04-08 - USA Dance National DanceSport Championships |
| 6) Amateur Youth Championship Ten Dance |
| 5) Amateur Youth Championship Standard |
| 16) Amateur Youth Championship Latin |
04-03-09 - USA Dance National DanceSport Championships |
| 9) Amateur Youth Championship Standard |
| 16) Amateur Youth Championship Latin |
| 8) Amateur Youth Championship Ten Dance |
01-15-10 - Manhattan Amateur Classic |
| 14) Amateur Adult Championship Standard |
04-09-10 - 2010 USA Dance National DanceSport Championships |
| 18) Amateur Adult Championship Standard |
01-14-11 - Manhattan Amateur Classic (NQE) |
| 8) Amateur Adult Championship Standard |
04-08-11 - USADANCE National DanceSport Championships |
| 12) Amateur Adult Championship Standard |
02-25-12 - Mid-Atlantic Championships (NQE) |
| 3) Amateur Adult Championship Standard |
03-30-12 - 2012 USA DANCE National DanceSport Championships |
| 8) Amateur Adult Championship Standard |