Please evaluate

Hi,
Age-28
Male, Indian

Score-620(Q-44,V-31) in second attempt, 550(Q-42,V-23) was in first attempt.
Work exp.- A total work experience of 4 years till date in banking and insurance industry. Currently working with one of the top life insurance company as a senior sales manager in Third party distribution for two states. managing some 50 distributors and a team of 15 people. Prior to this was a financial consultant with a MNC bank.
Education-Graduation in sciences, hons degree(3 yrs,first class, university topper), PG diploma in management(2yrs,second class).

Non US Schools in consideration-
1.HKUST
2.Nanyang
3.Manchester Business School
4.Warwick

US Schools in consideration-Please suggest.

Would be thankful if you can suggest some US schools, which I should go for and guide if the non US schools are within reach.