Mountain Brook's Shannon Riley Named CEO Of Ambipar Response U.S

BIRMINGHAM, AL — Mountain Brook resident Shannon Riley was recently named CEO of Brazilian multinational corporation Ambipar Response. Riley assumed her new role Jan. 25.

Ambipar Response, one of the world’s leading environmental management and emergency response organizations, purchased Riley's company, Birmingham’s One Stop Environmental, and Riley served as president of the company's southeast operations after the sale, and was offered the CEO position in January.

“Ambipar Response has done an extraordinary job of consistently acquiring talented, high-quality and like-minded companies in the US,” Riley said. “I am excited to lead this group as we become part of the Ambipar Response culture and bring service and quality to the United States at a level previously unseen in our industry. I am optimistic that our continued expansion will offer our customers even greater advantages.”

Riley founded One Stop Environmental in 1999 and built it into the Southeast’s largest woman-owned full service environmental company before selling it to Ambipar Response in 2020.