servicer
/ˈsɜːvɪsə(r)/noun
1
- a person or organization that services something服务人员; 服务机构：
you will have to go to your car servicer for this.
你得到你的汽车服务商那里解决这个问题。
2
- N. Amer. an organization that collects debt payments on behalf of a lender〈北美〉（为债主追讨债款的）催讨机构。