About Us

About Us

IEG Technologie GmbH is a specialist company providing high-quality solutions and turn-key delivery for soil and groundwater remediation using primarily innovative in-situ technologies.

We pride ourselves in our ability to solve the problems of our customers in a cost-effective, time saving and sustainable way to eliminate liabilities and risk, adding value in the process.

The philosophy behind IEG's low-impact technologies fits exactly with the low environmental impact ethos of modern "sustainability requirements" and IEG's technology specializes in low energy, low noise and minimum intrusion. We treat contamination in-situ, generate minimum wastes for disposal, have no water abstraction for treatment and disposal elsewhere, and have minimal above ground treatment facilities.

Meet our Team

Dr. Eduard Alesi


Melanie Esslinger


Ester Alesi


Marcel Alesi

Senior Project Manager

Gert Rehner

Senior Geologist

Ernst Bartsch

Area Manager Italy

André Alesi

Marketing & Finance

„The future of our planet is clean water.“

Dr. Eduard J. Alesi
 IEG Technology

IEG Technologie GmbH was founded by Dr. E.J. Alesi and Industrial Engineering GmbH. Since 1985 IEG has been pioneering the research & development, and manufacturing of Groundwater Circulation Well (IEG-GCW®) technology and other technologies for treatment of groundwater, irrigation, infiltration, amendments for microbiological remediation and remediation well designs.

As an independent, internationally working company IEG Tech has been using own developed proprietary processes & technologies

Our Clients