regain (something) from (one)
To get something back from (one), such as possession or control. He's trying to regain control of the company from the other shareholders. She hired a talented lawyer to help regain the property that had been seized by the bank.
regain something from someone or something
to take back possession of one's property or right from someone or something. I intend to regain my money from Herb. The finance company regained the car from the delinquent buyer.