Experts in assembly and maintenance of HVB equipment on a subcontracting basis, working alongside our customers.
Experts in assembly and maintenance of HVB electrical equipment in Feyzin, we work on site with our customers as subcontractors in RTE, ENEDIS, EDF, TENNET, … substations, nuclear production sites and industrial sites (chemical industries, refineries, etc.). In general, AMTII works as a subcontractor and under the responsibility of our customers.

Introducing our industrial services company
Experts in assembly and maintenance of HVB equipment, we have all the necessary certifications : HVB domain electrical risk certifications, working at height, site machinery, nuclear risks, chemical risks, CACES, SF6 handling, scaffolding, first aid... Our mechanics, electromechanics, cable fitters, pipe fitters and welders can work on all electricity production and transformation sites.
Our skills include assembly and maintenance of PEMS, circuit breakers, disconnectors, conventional or power transformers.
AMTII was founded in 1995, with a focus on the extra-high voltage (EHV) sector. We then consolidated our know-how, notably by becoming experts in the installation - assembly and maintenance of HVB high-voltage substations, with the mechanical, wiring, piping and welding skills this implies. We have also developed a custom mechanical parts manufacturing business.
Today, we offer a wide range of services, from assembly and maintenance to parts manufacturing.

Intervention on HV sites in France and abroad
Our specialists in assembly and maintenance of high-voltage substations and a wide range of industrial machines travel throughout France, Europe and overseas. AMTII can intervene anywhere in the world if necessary.

The Quartet group: installation and maintenance of industrial tools
AMTII is part of the Quartet group. Based in Feyzin, near Lyon, in an 800 m² premises, this group comprises 4 companies:
- AMTII
- AGRAIN-AJTS Process Tubing
- AFAST
- CMCM.
Working together enables us to combine our complementary technical skills, so that we can provide you with effective support, whatever your needs...
Contact our high-voltage equipment maintenance company for any inquiries.