Since 1946 Collet SAS has been providing a wide range of industrial services mainly for the petrochemical industry. Over the last 70 years, the company has acquired an internationally recognized technological know-how alongside the biggest names in the petrochemical industry.

Collet SAS is based in the heart of France’s petrochemical hub in the Basse Seine region, at Saint-Wandrille-Rançon in the Seine Maritime department. Our site and private pier are ideally located on the banks of the Seine, close to the Brotonne Bridge, highways and the ports of Le Havre and Rouen.

About Us

The center of expertise of Collet focuses on solving specific industrial challenges, as well as manufacturing, mixing and tailored packaging of oil products and petrochemicals.

With its annual manufacturing potential of 100,000 tons, a bulk storage capacity of over 7,500 m3 and very wide and diversified technological resources on a 7-hectare site, Collet has been successfully adapting to market trends.

Key Figures

  • 7 ha: surface of the industrial site
  • 10,000 m2 of covered buildings
  • 45 women and men at your service
  • 70 years of experience at the service of the petroleum and petrochemical industries
  • 1999: first ISO 9001 certification
  • 10,000 tons of bitumen used each year in our manufacturing
  • 5,000 tons of polymers treated annually on our site
  • 100,000 tons: annual production capacity
  • 30 barges park at our pier each year, i.e. 30,000 tons of material shipped by waterway
  • 3,500 client orders each year
  • € 700,000: average annual investments
  • € 13 million: 2014 turnover

Our Values

Efficiency, reliability, flexibility, confidentiality and non-competition, client satisfaction.

The Collet teams work towards developing client-partner relationship and are attentive to your specific needs in order to provide support with the implementation and industrialization of your projects while taking into account qualitative, safety, regulatory and environmental aspects.

Social Reponsibility

The challenge we have set at Collet is to put our responsibility towards the environment and society at the heart of our business practices. Our objective is to minimize the impact of our activities on the environment, thus promoting sustainable development.


Our quality management system is part of an overall strategy mobilizing all staff members.
Collet is committed to providing products or services that meet the expectations of its clients by actively listening and taking into account their specific and technical needs.
Our company has adopted a continuous quality improvement initiative to identify, anticipate, and control risks, thus growing together with each employee and each department of the company.
Our goal is to provide adapted services based on carefully designated processes.
COLLET SAS is NF ISO 9001, 2008 version certified.

Safety and Environment

The industrial site of Collet is classified as an Installation for the Protection of the Environment (ICPE). Safety, industrial hygiene and the environment are therefore major priorities for Collet SAS.
The rules of safety inherent to our activities are enforced on a daily basis, and supported by safety tips to ensure compliance with regulations.

Particular attention is paid to the most exposed positions.
In addition, all staff members are trained to handle fire risk, reinforced by an in house operational response security 2nd brigade that has its own means of intervention, extinguishers, hoses, foam equipment… in order to await the Fire Department of Seine-Maritime arrival.

Collet ensures you

  • Reliability
  • Responsiveness
  • Confidentiality

Contact us

Standard : 00 33 2 35 95 98 00

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