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Our purpose is to accompany businesses of all sizes through their digital transformation. Thanks to its  commercialstrategical and technical abilities, USTS can also provide businesses with a global vision, from advice to operational tools : site internet, application web / mobile / back office.

Major clientsinstitutions, SME’s and start-ups rust us to achieve their digital projects. Why don’t you ?

Digital transformation


Web applications

Mobile applications

Our clients

Amongst others, they trust us


USTS is rated 2th on Codeur.com amongst more than 110,000 competitors.

This reputation comes from listening to our clients and the high level of service we offer them. We are convinced that the trust we have earned is the result of the implication and quality of our work, and as such, USTS puts is heart and soul into everything it does. By mutual interest, and above all, by passion.

USTS - 2eme sur Codeur.com

USTS Services

Non-exhaustive offers


Strategy advice

  • Global strategy in digital transformation
  • Project steering

Design and animation

  • Design
  • UI / UX (User Interface / User Xperience) conception
  • Conception of video in motion design
  • Animations and web games

Web and Mobile development

  • Deployment of operational teams
  • Deployment of solutions (WordPress, USTS CMS, …)
  • Front-end development (responsive web design)
  • Back-end development (functionalities, algorithms, API)


  • Campaign advice and steering
  • On site / off site SEO referencing
  • Simple, comparative or competitive auditing
  • Monthly corrective SEO maintenance


  • ½ day training in the chosen CMS
  • Online tutorial bonus


  • Preventive Maintenance
  • Corrective Maintenance
  • Evolutive Maintenance


  • Management of domain names
  • Management of emails
  • Server administration (virtual host, FTP, databases…)
  • Daily, weekly and monthly back-ups


  •  Firewalls
  • “ModSecurity” firewall application
  • “Fail2ban” anti-brute force attack system
  • “Server health” monitoring system
  • Updating of the OS and its components
  • External anti-malware scan tool with manual intervention in case of infection

Our addresses

Let’s meet


USTS (agency)
50 rue du Château Landon 75010 Paris
09 81 10 55 10

USTS (Head Office)
14 boulevard de la Chapelle 75018 Paris