Yes, the Trademark Clearinghouse (TMCH) is the only clearinghouse that has been developed by ICANN and offers unique services to protect their the rights of trademark holders. Should other providers claim that they are providing the same services as the TMCH, we kindly ask you to provide us with this information by raising a ticket in our dedicated Customer Support system by clicking on "GET SUPPORT" on the TMCH interface or by sending an email to support[at]trademark-clearinghouse[dot]com. Please be aware that that the TMCH is the only provider that connects with all registries. For more information, please visit ICANN’s website.