TréfilUnion is an established and renowned expert in processing and finishing highly
specialized steel wire applications. Its product portfolio comprises high and low carbon
wire, spring steel wire, lacquered and galvanized wire, prestressing steel wire and
prestressing strands. With close to 100 employees and more than 100 years of experience,
efficient production methods and strategically relevant certifications, TréfilUnion
is serving customers in the mechanical engineering, packaging, automotive as well
as construction industry. With two sites in France, the company generated approx.
EUR 29 million in revenues in 2019.

TréfilUnion is the specialist supplier of prestressing steel products, focusing on product
specialities for steel wire, like coloured wires, welding wires or coppered steel wire.
Being a new company in the portfolio, TréfilUnion has defined an optimization program
accompanied by Mutares that includes both modernization and sales initiatives to support
its positioning. One of the underlying strategic pillars is the so-called Green wire
policy which aims at more sustainability, that means seeking to eliminate environmentally
polluting processes from production as much as possible and integrating a sustainable
development approach.