TECHMI 's story started in 1959, when two engineers from TECHNIFRANCE joined together to create the company.

Today TECHMI has gained considerable notoriety and is unanimously recognized in its field of expertise by all groups dealing with aggregates.

TECHMI has put together a team of engineers and technicians whose experience has constantly grown through their various projects.

TECHMI's main accomplishments since the 1980s and 1990s include f.ex.:

- Installation of the Morillon Corvol aggregate treatment system in Pécy
- Installations of SAP, ABA and MALET aggregate treatment
- Primary and prestock SOTEM (GARASSIN)
- VIGNAT in Raon l'Etape
- La Meilleraie, Condat, Cateau Langlois, GSM, Redland, Météor in Paris, etc....

Overall more than fifty major installations.
Starting in 1999, TECHMI changed its focus and specialized in traditional or special  handling equipment using the components from the other BRUNONE companies.

Main accomplishments since 2000 up to today:
TECHMI's main accomplishments in complex handling equipment in recent years include:

- PERRASSO's curved conveyor in Marseille (1000 m)
- LAFARGE's wagon unloading installation in Longueil (60)
- LAFARGE's boad loading installation in Rivecourt (60) (1700 m conveyor)
- The approach crusher-run aggregate of CEMEX with Villemanoche (89) (2000 m)
- The approach crusher-run aggregate of BUDILLON RABATEL in Izeaux (38)  (1000 m/ 3x75 kw)
- SAGRAM's boat loading and unloading installation Thaon les Vosges
- 1200-type conveyors for the United Arab Emirates (2000 T/h)

And of course a great number of more standard conveyors for companies such as CEMEX, EUROVIA, FULCHIRON, GSM, LAFARGE, SCREG, SAINT GOBAIN, etc...