A great fit!

knoell set foot in the US with the integration of Critical Path Services, LLC (CPS), a contract research organization that offers GLP-compliant laboratory analysis, analytical consulting, technical writing, and dossier services to the regulated scientific industry. In 2013, knoell USA began offering regulatory services from its new office in Research Triangle Park, NC. 


knoell USA, LLC
3070 McCann Farm Drive
Suite 112
Garnet Valley, PA 19060
Phone: 610.558.3001
Fax: 610.558.6025


Research Triangle Park, NC

knoell USA, LLC
68 T.W. Alexander Drive
Alexander Business Suites
Research Triangle Park, NC 27709
Phone 610.558.3001
Fax: 610.558.6025

Elizabeth Dederick, Ph.D. Vice President, Industrial Chemicals and Biocides
+1 610 558 3001 Ext. 102 +1 610 558 6025 send mail
Bonnie MacCulloch Vice President, Agrochemicals
+1 610 558 3001 Ext. 129 +1 610 558 6025 send mail

The knoell network: worldwide experts

We offer a comprehensive, modular service portfolio based on the unique "Glocal Concept": worldwide industry sector know-how with experience in the key global markets – and local presence at your company. Discover the knoell network: