Credit repair contains a really negative connotation. It's ready to accept a great deal of scams and is among the most investigated financial industries. As a result of such problems a law was passed governing credit improvement entities, the Credit-Repair-Organizations-Act (CROA). In part the law states:

The Congress makes the following findings:
* Consumers have a vital interest in establishing and maintaining the credit worthiness of theirs as well as credit standing to be able to obtain as well as use credit. As an outcome, people who have experienced credit situation may look for assistance from credit-repair companies which offer to enhance the credit standing of such consumers.
* Certain business and advertising and marketing practices of certain business enterprises engaged in the merchant of credit-repair services have worked an economic hardship after customers, Money Mutual - https://www.gazette-tribune.com/national-marketplace/moneymutual-reviews-is-money-mutual-direct-loan-service-trustworthy/82763/, particularly those of limited economic means and who are new in credit matters.

* The uses of this title are:

(1) to ensure that prospective buyers of the services of credit-repair businesses (CROs) are provided with the information necessary to create an informed decision about the purchase of such solutions; and
(2) to keep the public from deceptive or unfair advertising and business practices by credit repair businesses.
In spite of this law there nonetheless are many credit repair organizations which are not following the law. Make sure that any credit repair organization you choose to make use of is in fact legitimately offering credit repair services that meet the CROA.