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Celebrating 100 years of experience and innovation!
Follow the news featured each month during our centenary year.
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DECAMEX®
Our signature online cleaning process
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Treated Wastewater Reuse
Discover RE-Source, a sustainable solution for industries.
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Treatment of Perpetual Pollutants (PFAS)
Discover our flexible and mobile solution for industries to control decontamination costs and minimize environmental impacts.
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Industrial chemical cleaning & Effluent treatment mobile units
Patented processes and mobile treatment units
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Mobile treatment units
Effluent treatment specialist
Markets & References
More than a hundred reference sites in France and abroad.
Operations on nuclear sites
Services outside controlled zones and in radioactive environments
Industrial chemical cleaning

Energy optimisation of facilities
Unique patented processes
Rapid results in complete safety
Effluent treatment

A wide range of compact, modular and automated mobile units specially designed and developed to deal with all issues
Nuclear industry applications

Unique & innovative processes
Operations outside controlled zones
and in radioactive environments
Treatment of Perpetual Pollutants (PFAS)

Discover our flexible and mobile solution for industries to control decontamination costs and minimize environmental impacts.
Treated Wastewater Reuse

Discover RE-Source, a sustainable solution for industries.
DECAMEX®: Online Cleaning of Air Coolers / Air Condensers

Discover our DECAMEX® process, the online cleaning solution for air coolers and air condensers
News
20th July 2026
Anniversary party – 100 years!

We recently celebrated the company’s centenary!

It was an emotional event reviewing the group’s history, recognising the commitment of our staff and celebrating the human dimension of our organisation!

In the company of our teams and partners at LA MAISON (France), an iconic venue in Lyon, we celebrated everyone who has contributed to this wonderful journey – in the past, the present and for the future!

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News
3rd July 2026
EcoVadis Gold Medal: Recognition of our CSR approach

Sustainability is at the core of our DNA.

Today, we are especially proud to announce the achievement of the prestigious EcoVadis Gold Medal, recognizing our concrete actions in Corporate Social Responsibility (CSR).

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News
24th June 2026
7th International PFAS Congress

We attended the 7th International Congress on Environmental and Health Risk Management for Contaminated Sites, which took place in Paris from 16 to 19 June 2026.

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France

Additional effluent treatment solution to complete the existing plant

Complementary nitrogen treatment by a
Biomobil® - Tank mobile unit
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Brazil

Station by-pass for maintenance

Industrial and sanitary effluent treatment using a biological mobile unit plus Aeromobil®
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United Kingdom

A comprehensive treatment solution during a production shutdown

Chemical cleaning followed by effluent treatment using a physico-chemical unit with lamellar settling: Clearflow®, combined with a Geofloc® dewatering process
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France

Comprehensive service for cleaning a tank for the purpose of its reclassification

Mechanical cleaning of the inside of the tank and decontamination of its internal surfaces
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Malaysia

A mobile treatment solution to manage contaminated rainwater in a refinery

Effluent treatment using an Aeromobil® dissolved air flotation unit bundled with Geofloc® sludge dewatering unit
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France

Rendering waste fire-fighting water compliant

Effluent treatment using a physico-chemical Clearflow® mobile unit before discharge into the site’s biological treatment plant
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France

Internal Chemical treatment of a stripping column

Cleaning the stripping column’s internal packing using chemical circulation
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France

Treatment of effluent generated by cleaning the condenser at a nuclear power plant

Removal of metals using a physico-chemical Clearflow® mobile treatment unit
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France

Mobile effluent treatment solution to boost the capacity of the existing plant

Effluent treatment with a combined solution of biological and dissolved air flotation separation units: Biomobil® - Tank & Aeromobil®
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United Kingdom

Energy from waste site: cleaning of air cooler condenser

3 successful online cleaning campaigns
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France

Annual cleaning of the water loop in thermal power plant

Mechanical cleaning of the cooling tower and steam condenser during shutdown
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France

Treatment of radioactive effluent from a nuclear power plant’s reactor building

Online dewatering of sludge generated by the hydrodemolition of concrete blocks
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France

Chemical circulation during a maintenance operation

Passivation of the steam generation circuit - fired heater for a steam cracker
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Vacancies Contact us
CTP is a member of
With the support of
FRANCE
CTP environnement
Head Office
1 Quai du Confluent
78 700 Conflans-Sainte-Honorine
+33 1 39 19 18 50

Major Projects & Innovation Service
+33 4 81 76 30 15

Nuclear Division
+33 4 81 07 62 88


Our branches in France
WORLDWIDE LOCATIONS
CTP environment
Asia Pacific
No. 72 Tuas South Avenue 2
Tuas Bay Industrial Center
637521 Singapore
SINGAPORE
+65 6795 3290

CTP environment
North America
3922 - 51 Ave NW
Edmonton, Alberta, T6B 3T5
CANADA
+1 (587) 754 0029


CTP environment
North America
Unit 1 - 110 Claireport Crescent
Etobicoke, Ontario, M9W 6P3
CANADA
+1 416 675 2565


CTP environment
America
11755 W Little York Building #9
Houston - Texas - 77041
USA
+1 832 617 8310


CTP ambiental
do Brasil
R. Rota dos Imigrantes, 495,
Sala 1 A 08, piso 2, G. Atrium,
Centro, Holambra,
São Paulo, CEP 13825-000
BRAZIL
+55 19 3802 2770
CTP ambiente

Rua da Comital 61
4445-349 Ermesinde
PORTUGAL
+351 229 421 156


CTP environment UK
Unit 54, Adlington Business Park
Adlington, Cheshire, SK10 4NL
UNITED KINGDOM
+44 161 710 1180