Sentiment analysis

I'm looking for someone to perform a brand reputation sentiment analysis on Twitter. Specifically, I would like to utilize sentiment analysis to gain an understanding of how my brand is viewed online and set a base score. The analysis needs to cover both positive and negative comments about my brand, in order to develop an accurate. picture of the public's opinion. Additionally, the project should be completed within 6 days. The ideal candidate would have prior experience with sentiment analysis and be able to present their results in an easily digestible format.