C4Environment business unit

Environmental testing solutions in microbiology

Test the Absence of Pathogen in your Premises

We offer a range of environmental testing solutions to meet your needs and ensure that your premises are free from COVID-19 and other pathogen contamination.

From off-the-shelf sampling kits to a comprehensive monitoring campaign of your premises, we provide you with environmental testing solutions that are easy-to-implement, reliable, and tailored to your need.

So, our solutions C4Environment will enable you to prevent exposure to viruses, bacteria and molds.

Logo C4Environment

Key Features


Results within 6-24h with the proper logistics


Validated method > 40 000 tests


Wastewater and surface sampling


High performance PCR CE marked


Tailored to your needs

Our microbiology expertise

We offer a range of environmental tests to check the absence of viruses, bacteria or molds : (non-exhaustive list, custom development)


  • SARS-CoV-2 (COVID-19)
  • Influenza
  • RSV (Respiratory Syncytial Virus)
  • Rhinovirus
  • Feline calici virus


  • Legionellae (L. pneumophila)
  • Salmonellae (Salmonella)
  • Listeria (L. Monocytogenes)
  • Golden Staph (S. aureus)
  • Escherichia (E. coli)
  • Klebsiella (K. pneumoniae)
  • Enterococcus (E. fecalis)


  • Aspergillus
  • Cryptococcus neoformans
  • Candida

Our offer

C4Environment supports you with environmental diagnostic solutions tailored to your needs, whatever your environment or activity, in order to offer a safe environment to your visitors, employees or customers.

C4Environment, our environmental kits


We provide you with :

  • Sampling kits for wastewater and surfaces
  • CE-marked high performance RT-PCR and PCR tests
Analysis of C4Diagnostics


We offer training to :

  • sampling (wastewater, surfaces)
  • testing (pre-analytical and analytical steps)
Training of C4Diagnostics


Whether you want a one-time analysis or to set up a regular monitoring campaign, our team will help you indeed to design the solution that best suits your business sector and your site.

Contact us

Need more information about our environmental testing ? Our support team is here to help you.

Brochure C4Environment

Discover our complete offer of environmental testing solutions

Case study

Controlling and Preventing Covid-19 Clusters with a Wastewater Testing Strategy

In the frame of a weekly surveillance of a network of 78 nursing homes for elderly people in Marseille (France), wastewater testing enabled early detection of SARS-CoV-2 and cluster prevention.

Technical article

Fast and reliable detection of Aspergillus to address emergency situations in hospitals

C4Diagnostics and Eolia have joined expertise to develop a detection method of Aspergillus with a fast turn-around-time by PCR, from air and surface samples.