Business ProfileforDeuda Cero

We hired Deuda Cero ************ their debt resolution services in June 2020, which consisted of them being in charge of negotiating my debts with the credit card companies between June 2020 and September 2023. We paid them $20,000 plus service expenses $2,925 = total of $22,925 until the 09/15/23 the reason why I ended a contract with Deuda Cero is because I ended up being sued by Amex and Living Funding, my case is at Miami Dade court now almost seized my assets, after that Deuda cero tried to collect more money from me to continued handle my case I had not another choice to take a bankrupt so now before left the program, I requested a statement of expenses for know what amount is owned & was paid as per info shown at report they paid $9,124, Deuda Cero only refunded to me $3,525, & leaving open an outside remaining balance of $7,351 , which they did not want to explained to me where is my money went, I had called them several times and sent emails without any response until today not return my calls. Please I need your help with this case because I did not see it any intention by this company to resolve. after I read their contract and it says that by law they have to refund the unused money, they still owe me $7,351 without any response about it please could help me with above mentioned situation thanks