Avient Corporation announced that Jamie A. Beggs has joined the company as senior VP, CFO.    She replaces Bradley C. Richardson who has decided to retire later this year. He spent the last seven years as CFO at Avient. Beggs joins Avient with 20 years of experience in financial leadership positions in public and private organizations with an emphasis on specialty materials and diverse end markets.   “We are thrilled to welcome Jamie to our executive leadership team, as w...