International Sales - Regional Contacts

Restek’s international sales leaders are experienced chromatographers who are responsible for establishing and maintaining our extensive distributor network covering over 100 countries across six continents. Becky, Trent, Eberhardt, Dominique, and Olivier frequently travel into their territories to consult with distributors and customers, to attend tradeshows, and to spread the Restek philosophy of Plus 1 service. They are also available to assist you directly with technical recommendations, training, and seminars.

Whether you need assistance finding a distributor or would like Restek to develop a new product for you, contact one of our international sales managers.

To directly contact your local Authorized Restek Distributor, click here.

Becky Wittrig, PhD
1-800-353-1300, ext. 2484
Vice President of Sales

Trent Sprenkle
1-800-356-1688, ext. 2014
Americas Sales Manager


Dr. Eberhardt Kuhn
1-800-353-1300, ext. 2159
Sales and Distribution Manager, Asia-Pacific

Dominique Lavigne
Sales and Distribution Manager, Canada, Latin America, South America

Olivier Griffaton
+33 679 60 92 40
Sales and Distribution Manager, EMEA (Europe, Middle East, and Africa)