The site is owned and published by the company OPTIMUM TRENCHLESS ENGINEERING
12 rue Georges Blandon, 78430 Louveciennes, FRANCE


Host: OVH
2 rue Kellermann 59100 Roubaix, FRANCE


All elements of the site, including photos, logos, designs and designs, whether visual or audio, are copyrighted.

Thus, none of the documents from the site can be copied, downloaded, posted, reproduced, republished, transmitted or distributed in any way.

A user who has a website and wishes to place, for personal or commercial use, on his site a link referring directly to the home page of the site or another page of the site, must ask OPTIMUM TRENCHLESS ENGINEERING or face prosecution. On the other hand, any hyperlink referring to the site and using the framing or in-line linking technique is strictly prohibited, or face prosecution.


Product or company names on may be trademarks or registered trademarks owned by third parties and protected by intellectual property law. site’s terms and conditions

Applicable law:

The conditions of use of the site are subject to French law. This site complies with French law, and under no circumstances does OPTIMUM TRENCHLESS ENGINEERING guarantee compliance with local legislation that would apply to you, as long as you access the site from another country.


Optimum TRENCHLESS ENGINEERING cannot be held liable for any inconvenience or damage inherent in the use of the Internet, including a breakdown of service, an external intrusion or the presence of viruses. Computer.

In the face of the development of new communication tools, it is necessary to pay particular attention to the protection of privacy. Therefore, we are committed to respecting the confidentiality of the personal information we collect.

This is in line with the General Data Protection Regulation (GDPR) effective May 25, 2018.

Collection of personal information

We have chosen not to collect personal information through forms on our website. However, as indicated in the next section, we use cookies and/or logs to gather information.

Log files and cookies

We collect certain information through log files and cookie files (cookies). These are mainly the following information:

  • Operating system
  • Pages visited and queries
  • Time and day of connection

The use of such files allows us to:

  • Improve the site
  • Generating Statistics

Right to object and withdraw

We do not collect personal information, but you can contact us to exercise your rights of objection and withdrawal by:
Postal address : 12 rue Georges Blandon, 78430 Louveciennes
Phone: 01 39 21 88 68

Right of access

We are committed to recognizing a right of access and correction to those concerned who wish to consult, modify or even write off their information.
The exercise of this right will be:
In order to exercise these rights, you can contact us by:
Postal address : 12 rue Georges Blandon, 78430 Louveciennes
Phone: 01 39 21 88 68


The personal information we collect is kept in a secure environment. People working for us are obliged to respect the confidentiality of your information.
To ensure the security of your personal information, we use the following measures:

  • Secure Sockets Layer (SSL) Protocol
  • Access management – authorized person
  • Computer backup
  • Username/password

We are committed to maintaining a high degree of confidentiality by integrating the latest technological innovations to ensure the confidentiality of your transactions. However, as no mechanism provides maximum security, there is always a risk when using the Internet to transmit personal information.