Why choose Siepel ?

Previous
Next

Who are we ?

Since September 15th 2021, Siepel has become a Business Unit of Cegelec Défense with head office in Toulouse.

All its production facilities and resources are located in la Trinité sur Mer in Brittany, France

Since 1986, we have specialized in the manufacture, installation and measurement of shielded rooms (Faraday cages), electromagnetic absorbers and anechoic chambers. We are active in the fields of Electromagnetic Compatibility (EMC), microwave applications (radar, antenna, 5G, connected objects, stealth technology, etc.) and infrastructure cybersecurity (secure rooms, etc.).

This equipment is intended for public and private customers working in the fields of industry, R&D, aeronautics and aerospace, defence, the automotive sector, etc. both in France and internationally.

Our impressive list of satisfied customers confirms our expertise and the experience we have acquired. We create high-tech solutions backed up by guaranteed performance in line with the required standards and/or customer-specific specification.

Our shared values

Customer satisfaction is our top priority, which is why we make sure we share our experience in order to meet the specific demands of each project. Our production site brings together all the technical facilities and human resources necessary in order to create high-quality solutions and ensure tailored follow-up by our Project Managers. Our services start prior to the precise identification of requirements and we accompany our customers during the exact definition of their needs.

Siepel and its employees share a commitment to long-term partnerships, discretion and ethical behaviour, transparency and dialogue …

We can call on a wide variety of professional profiles, from apprentices through to doctoral graduates, and provide regular training as well as upskilling. We are aware of our responsibilities at the local level, in particular in our recruitments and the choice of regional suppliers. In our export activities, we work together with partners in the relevant countries to involve the local economy during the provision of our services.

Our story

1986

Creation of Siepel in France

1986

Creation of Siepel in France

1988

Introduction of secure power supply for Tempest application

1990

Elevating fully rotating dielectric turntable & ceiling mounted mobile antenna mast

1990

Elevating fully rotating dielectric turntable & ceiling mounted mobile antenna mast

1991

Introduction of multilayer broadband absorbers

1992

Acquisition of Alstom electromagnetic absorbers production unit

1992

Acquisition de l’unité de production d’absorbants électromagnétique Alstom

1993

Introduction of plastic painted absorbers

1994

Fully anechoic broadband RCS chamber

1994

Fully anechoic broadband RCS chamber

1996

Removable internal mounting for ferrite tiles

2004

Fully compliant 10-meter EMC chamber installed in India

2004

Fully compliant 10-meter EMC chamber installed in India

2007

Design, manufacturing and commissioning of a 105-meter long HIRF fully anechoic chamber

2008

Large extension of production workshops

2008

Large extension of production workshops

2009

Publication of the first technical handbook dedicated to reverberation chambers

2014

First EMC laboratory in Africa including test equipment and software

2014

First EMC laboratory in Africa including test equipment and software

2017

ISO/IEC 17025 accreditation for Siepel Measurements

2017

Extension of absorbers production capacity

2017

Extension of absorbers production capacity

2018

Opening of Asia Pacific representation office

2019

National Cybersecurity silver award for new secure box, acoustic and RF cabinet

2019

National Cybersecurity silver award for new secure box, acoustic and RF cabinet

2020

New coating & range of absorbers (SEA)

2021

Incorporation into cegelec Défense,
Vinci Energies Group

2021

Incorporation into cegelec Défense,
Vinci Energies Group