Our partners

STS can count on his local partners to support it in its development and growth.

Engineering offices

Conception, production, installation and maintenance of automation and electric, electronic and software equipments.

Boilermaking and piping calculation (calculation notes), according to sand standards and bulding codes : CODAP – CODETI – CODRES, ASME VIII Div.1 and 2, NF EN 13445 – NF EN 13480 and RCC-M – RCC-MRx.

Specialization in conception and production of specific tools and special machines

Conception and manufaturing of special testing machines.


Fire protection network, conventional machining and small boilermaking / metalworking.

Study and production in industrial mechanics and subsets, machining in small and medium series and mechano-welding.

Transport & Logistics

Any type of transport, all distances and international, storage and handling.

Lifting devices location : mobile crane, truck crane and nacelle.


Specialist in welding and cutting equipment, expertise and metallurgical advisor.

Boilermaking, locksmithing and metalworking.

Water jet cutting, bending, rolling, stamping and drilling of beams and sheets from 8/10 to 40 mm, on any type of metals (steel, stainless steel, aluminium, special steels, etc.)

High precision machining of complex workpieces, from prototype to medium series.

Precision mechanics ; electro-erosion by sinking – CN machining ; study and manufacturing of moulds ; mounting of mechanical assembly and sub-assembly.

STS can count on its local partners to support its development and growth.


AXA general agents and brokers certified “COMPANY EXPERT” – National customers of SOHO/very small industry/SME/SMI, from the cooerative to the international group, for all domains and all types of coverage.