Group of companies


MESY Projektgesellschaft
The customers interface to the group, management and OEM of products
laRET©, eIES© and blueSKY©.

The technology producer for the highest quality and functionality. List in alphabetical order.

Group Identifier

Original Logo and
company links

Focus of technology



MESY Company Group,
called MESY Group

Group of European Companies for professional Power-To-Gas solutions. Group marking label.

AEG International Engineering

Engineering support and solutions.

AEG Power Solutions

laRET plant technology for transformators and power controlling.

AIRBUS Defence & Space
(EADS Astrium)

eIES plant technology. Satellite based surface navigation for energy harvesting module.

BAM Bundesanstalt für Materialforschung und -prüfung

laRET and eIES plant technology. Standardization and technology supervision, R&D.

Neuman Esser Compressors

laRET and hyENTRANS technology. hydrogen and oxygen compression technology.

Kessels Prüfwerk

eIES plant system supplier and technology certification.


Marsh Insurance

laRET and eIES plant, technology and industrial insuranse.

WEH Precision Connectors and Gas Technology

eIES plant technology for filling and discharging control.



ZETCON Engineers

laRET and eIES planing building projects.

 Who we are (de)   various other partners are under contract.


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