
HIOLLE TECHNOLOGIES
Hall 11.2
Booth 270-L
#wiring #electricalequipment #integration #customerservices #railwaymaintenance #harnesses
about us
For more than 50 years, HIOLLE Technologies has been partnering with leading industrial compagnies in France and worldwide, delivering innovative solutions in :
- Electrical wiring and systems integration
- Design and manufacturing of special-purpose machinery
- Electrical equipment and systems
- Maintenance and technical services
Combining extensive experience with a broad range of complementary capabilities, we provide our customers with end -to-end, customized solutions.
Our 8,000 m2 Rail Maintenance Center enables us to carry out heavy maintenance operations on locomotives and passenger rolling stock, as well as retrofit and light maintenance programs.
With facilities in Morocco, Canada and the United States, we support our customers globally while ensuring local responsiveness, close collaboration and operational excellence.

Electrical Wiring Harnesses
Manufacturing and integration of application-specific electrical wiring harnesses (inter-car jumper cables, onboard electrical enclosures, driver control desks).

Complete Vehicle Wiring Integration
Complete integration of wiring harnesses on rolling stock and vehicles.

Maintenance and interior fit-out of all types of rolling stock
Retrofits, preventive and corrective maintenance, mid-life refurbishment (electrical, mechanical, pneumatic, hydraulic, refurbishment of floors, seats, floor coverings, windows …).
OUR ECO-RESPONSIBLE COMMITMENTS
In 2025, HIOLLE Technologies was awarded the ECOVADIS bronze medal.
CONTACT US

9 avenue Marc Lefrancq, 59121 PROUVY – FRANCE
Email : l.koch@hiolle-technologies.fr
Tel : +33 (0)3 27 48 33 00
Mobile : +33 (0)6 31 82 94 67
https://www.hiolle-technologies.fr/