Kammala wannan jumla: Wahlforss ya koma gida kuma ya sami aiki a matsayin babban likitan sunadarai a A. Ahlström Oy Varkaus factory a 1937. A cikin 1941 ya zama Babban Daraktan a Wärtsilä Selluloosa Oy Äänekoski Pulp Mill kuma a shekara mai zuwa aka nada shi manajan darakta. A lokacin, Babban Daraktan Wärtsilä Group shi ne babban ɗan'uwansa Wilhelm Wahlforss. Kashi 92% na samar da Äänekoski shine takardar jarida. Lokaci ya kasance da wuya saboda rinjaye
Yaƙi da kuma kamfanin na'urar takarda ya kasa mafi yawan lokaci. Daga baya kamfanin ya gina masana'antar sinadarai, wanda ke samar da ruhohi, vinegar, yisti, maganin kashe ciyawa da kayan wanki. Eric Wahlforss ya jagoranci shuka har sai ya mutu a 1951.