Company Announcement – The ACOEM Group acquire Dynoptic Systems and Tunnel Sensors

Dear Customers

It is with great excitement that I announce DynOptic Systems Ltd and Tunnel Sensors, has been acquired by ACOEM Group. The agreement takes effect from today, Monday 2 September 2019.

ACOEM Group, based in Limonest, France, is a global leader in air monitoring solutions with 18 subsidiaries and offices worldwide. ACOEM Group has acted quickly in responding to the growing global demand for specialist environmental monitoring technology and instruments by making a number of strategic acquisitions to expand its air and gas monitoring capabilities.

The decision to join ACOEM is a strategic one that will significantly enhance our prospects for growth, the growth of our people, our portfolio, our customer base, and our technologies. As part of ACOEM Group, we will accelerate our research and development, and strive to deliver new technologies. The day-to-day operations for DynOptic Systems and Tunnel Sensors will continue as normal and there is no change in your point of contact. I remain committed to the long term future of this business in my role as managing director.

Thank you for your continuing support. Please do not hesitate to contact me personally if you have any questions on +44 (0)1280 850521 or email

In the meantime, I invite you to learn more about ACOEM by visiting

Yours faithfully

Paul Jones
Managing Director
DynOptic Systems Ltd & Tunnel Sensors

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