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Thermi-Picardie

For over 30 years, THERMI-PICARDIE, a unit of the Thermi Lyon Group, has excelled in the field of heat treatment, meeting the specific needs of the mechanical engineering industries in the Ile-de-France and Hauts-de-France regions, while also being the Group's first company outside the Rhône-Alpes region.

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A multi-processing site for mechanical engineering

Established in Picardy since 1994, THERMI-PICARDIE is based in Saint Maximin, near Creil, and stands out for its initial specialization in tool treatment.

Operating in a diversified market encompassing the automotive, aeronautics, public works and tooling sectors, the plant has adapted and developed into a multi-process unit. The site is ISO-certified for the quality and reliability of its processes, and boasts modern facilities for efficient management of production flows.

THERMI-PICARDIE is also a member of the ASTech aerospace cluster.

Address: ZAET Les Haies 572 rue de Galilée 60740 ST MAXIMIN CREIL

1994

Creation date

2008

Date of first certification

a complete heat treatment offer

THERMI-PICARDIE is renowned for its ability to provide a complete range of heat treatment solutions, including vacuum quenching, gas and ion nitriding, and state-of-the-art controlled atmosphere technologies.

With two separate halls, one dedicated to atmosphere treatment and the other to vacuum treatment, the site offers a complete range of services for mass-produced parts and precision tooling.

This unique positioning enables THERMI-PICARDIE to respond quickly and efficiently to the diverse quality, performance and environmental requirements of its industrial customers.

Vacuum furnace with parts inside at Thermi-Picardie

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Heat treatment

Site contacts

Laurent FLORION

Site Manager

03 44 64 75 90

Our latest news

Find out all the latest news from the Thermi-Lyon Group.

stainless steel industrial parts, illustrating how heat treatment increases the service life of mechanical parts

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December 29, 2025

Plastic injection molding: how to improve the demolding of your parts?

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How can we optimize the hardness of critical and safety components?

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heat treatment of massive automotive parts such as crankshafts

Heat treatments for massive parts in the automotive industry

The automotive industry relies on components whose performance and reliability must remain constant under demanding operating conditions. Among these, massive parts occupy a strategic position. They transmit power, support loads and ensure the safety of drivers and passengers alike. To ensure that these components can withstand the stresses [...]

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