How can we help you?

We provide modular solutions with high technological added value, ongoing customer support and global solutions to tackle all environmental challenges.

Our figures support us

+ 140

Different disciplines: Chemical Engineers, Doctors, Graduates in Environmental Sciences, Chemistry, Exact Sciences, IT Engineers…

+ 5
million m3/h

Of emissions treated per year using different advanced technologies: Advanced Biofiltration, Biocylinder, Biotrickling, Carbon Cover, Biogas Upgrading, HEPA Filters, etc.

+ 1.000

projects per year

Helping our customers in both urban and industrial areas to improve air quality, in more than 50 countries


SUEZ has invested more than 5% of its turnover in R + D + i projects in the last 2 years.

International presence

Recent Acquisitions

YEAR 2021
Aria Technologies

The entire ARIA Group team formed by 50 professionals of recognized prestige worldwide in the field of air quality: ARIA Technologies in France, ARIANET in Milan and ARIA Do Brazil in Rio de Janeiro joined SUEZ in June 2021.

YEAR 2019.
Troposfera Soluciones Sostenibles, S.L.

A multidisciplinary team of air quality experts, in numerical modelling and air quality data mining through digital platforms. This company joined SUEZ in July 2019.