Since 2012, thousands of companies use our site to find customers. Why not you?

Range of services : describe and publish the services you offer, and prospects will be able to contact you directly (our website is very well referenced with 120,000 monthly visitors, and 680,000 page views).

They trust us

Since 2012, thousands of companies of all sizes and across all sectors have trusted us 


20 000 entreprises utilisent notre site pour sous-traiter ou externaliser.

«They found service providers or customers»

«Thanks to, I could find 4 subcontractors for my work sites and I am very satisfied, because they are highly qualified; and that was a fast experience. I will definitely repeat it for other projects I may have».


«Within a week I could find the outsourcing collaborator I was looking for. saved me precious time! Thanks to this dynamic and well organized team, ready to help, always able to understand my company’s needs».

Marie MASSIAS, Head of the telephone answering service ADDLine

« An efficient, fast and time-saving service  ! ».
Cotraitance enables us to find outsourcing providers everywhere in France. They are truly talented professionals, they really help».     COMMENT FAIRE 




«We are a cleaning business and 4 months ago we registered with, we have already found 2 customers! is a fast and reliable prospecting channel, that enables us to optimize our search efficiently, no need to spend hours in doing so». SYSSAWANE SERVICE

Works - Construction

Layout Joinery Roof covering Roofing  General electrical installations  Landscaping Tree trimming  Engineering Architectural studies Project management Inspection  Painting Tiling Plastering  Plumbing/Heating and Air conditioning  Structural work/Masonry

Transport – Subcontracting in Deliveries

Deliveries Moving services Furniture storage  National moving International moving  Box rental  Logistics  Furniture delivery and installation  Vehicle transport  Live animal transportation services

General services

Law and taxation  Vocational training  Data processing Telecommunications  Payroll/Accounting  Debt collection  Human resources  Security/Surveillance

Secretarial services

Administrative management  Audio transcription  Call center and Answering services  Sales management  Legal assistance  Social management  Medical office services

Marketing communications

Strategic communication consulting  Printing Advertising object  Advertising  Press relations, writing  Telemarketing, Video teleprospecting, Sound design, Photo


Creation of websites  Graphic design  Website referencing – SEO (Search Engine Organization) – SEM (Search Engine Marketing)  Web ergonomics  Web programming and development

Janitorial service

Maintenance and upkeep of premises  Industrial cleaning  Office cleaning  Common area maintenance  Hotel cleaning  Retail store cleaning

Industrial subcontracting

Cutting out , Pressing , Spinning  Electricity , Electronics , Automation Packaging/Packing  Technical studies , Design Manufacture of tools , Moulds, Models , Scale models  Fasteners , Bolts , screws Casting of metals, Presswork  Industrial computing  Special capacity machines  Maintenance and inspection visits +