1st January, 1970


CODEL International are recognised innovators of tunnel products with a history spanning over 20 years. As industry leaders we are committed to continued innovative product development to provide the most up-to-date monitoring solutions for the international tunnel market.

CODEL’s tunnel monitoring products have supplied and fully supported over 750 tunnels worldwide via our trained distributors across the globe and this number continues to grow. Our range of sensors provide all the essential measurements necessary to monitor and control tunnel atmosphere with 100% accuracy.

Currently more than 5000 analysers are installed in over 750 tunnels across the globe to monitor air pollutants and air flow to control tunnel ventilation systems highlighting CODEL’s expertise and experience in tunnel monitoring.

All CODEL analysers are designed, manufactured, and tested exclusively at CODEL headquarters ensuring consistency and quality of manufacture.

CODEL prides itself on its dedication to provide an excellent and reliable product quality and service to our customers.


Arena’s business-to-business events offer a myriad of opportunities for sponsors and exhibitors to drive their businesses forward.
Our sponsorship packages help companies educate ther target market on key industry issues and spread brand awareness throughout the

If you want to discuss how we can help you generate leads and add-value to your corporate and brand image please contact:

Paul Adams
+44 (0)20 7936 6948

Speaker opportunities

We identify and invite individuals we believe to be the best speakers in the market, if you think you can make a difference to the quality of our events please contact:

Chloe Roberts
T: +44 (0)207 936 6822