BankUnited Mortgage Complaint

BankUnited Mortgage department,

Conventional fixed mortgage Loan servicing, payments, escrow account Maryland

I refinanced loan without understanding what kind of mortgage it was and the settlement company which rip off me is already out of business, they told me they will reduce my mortgage and convince me to get this loan, at that I was struggling with my mortgage so I refinanced the loan and it was in 2005 and mortgage company was bankunited. I got $370000.00 loan from the mortgage company and maturity date was - and now I am still with the company and still have loan of $360000.00 and maturity date is -, I am not understanding why I am paying so much interest for same house and why my principal is not lowered in 11 years, please help me get this answer, I contacted them so many times but I did not get any specific answer, please help me out.