We require a list of lawyers or law firms (atleast 10) who have
represented big companies in lawsuits pertaining to the claim of
damages. These lawsuits must be filed against payment processors or
banks providing merchant services or  Mastercard, Visa etc. by a
company processing credit card payments through them as a merchant.
For eg: A lawsuit filed against Mastercard by Walmart. We require
1) the lawyers or lawfirms name representing the Merchant (in the
above eg the merchant is walmart)
2) a brief profile and contact information of the lawyer or law firm. 
3) a brief case description

Thanks