Citibank Credit Card Complaint

Citibank Credit card department,

Transaction issue Ohio

I am contacting your agency because I need your help in disputing some charges done on my - - - - - credit card by some fraudulent companies. I have paid several companies thousands of dollars for various online business related and have found myself as a victim of a professionally orchestrated scam. After I paid - company my phone got inundated with calls from these companies offering me their services. I would like you to investigate a charge of $6100.00 done on my card by - - - - charged on -/-/2015. They contacted me by an unsolicited telemarketing phone call.The - - - contacted me by an unsolicited phone call according to them they got referred from - - another company that I was working with at the time. They said their work would implement the work that - - was doing for me. Supposedly leads and visitors to website. I never got any results of their work. It was really hard to contact someone .I never received any goods or services. I have been lied to and charged for services that have not been provided as promised. They have used false and misleading tactics and it is clear that they never intended to fulfill their end of the deal. I tried to resolve directly with and get my refund but they ignored my requests.