Well, you're definitely a strong applicant at first blush. Your challenge will be to show that you have the maturity to below at your target schools. They all have mean work experiences of ~5 years+. Being a consultant you have a range of experiences to draw from and it sounds like some solid leadership experiences -- this is key! You'll definitely need to communicate that you 've had the opportunity to prove yourself as a leader in a very short period of time. Also, it's important that you effectively communicate your career goals and answer why now is the perfect time to attend b-school. Be as specific as possible with your career goals and make sure to strongly express fit with the target schools -- what do they offer that you need.
If you do all that, you should be in great shape.