Edgar Löffler is on the board of Eckert & Ziegler Strahlen- und Medizintechnik AG, Eckert & Ziegler Isotope Products, Inc. and NanoBrachyTech CJSC.

In the past he was Managing Director at Isotron Isotopentechnik GmbH, Member-Executive Board at Eckert & Ziegler Strahlen- und Medizintechnik AG, Managing Director & Executive Director at Eckert & Ziegler Bebig GmbH, Member-Management Committee at Eckert & Ziegler BEBIG SA, General Manager at Theranostic Medizintechnik GmbH, Manager-Business Development at Nucletron BV and Head-Medical Physics at Ruprecht-Karls-Universität Heidelberg.

He received a doctorate from Ruprecht-Karls-Universität Heidelberg.