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Discover Ortec Environnement Nantes Services Industrie
The Ortec Environnement Nantes agency, an expert in environmental services, supports you with all types of operations, including industrial cleaning, unit shutdowns, waste management, and more, providing practical and effective solutions.
Agency expertise
The Ortec Group has know-how and proficiency in a broad variety of techniques to offer custom industrial cleaning solutions. From one-off services to the overall “Clean Factory” agreement, our teams master a wide range of techniques and processes, whether manual or mechanized, for your industrial site. You can be confident in the long-term reliability and performance of your installations, as well as in the integrity of your processes.
Dry material vacuuming:
As part of on‑site industrial cleaning operations, our expert teams carry out pumping and vacuuming of powdered materials, i.e. dry materials in powder or dust form.
Hydrodynamic cleaning from 150 to 2500 bar (HP, VHP, UHP):
Recognized as an efficient and environmentally friendly process, we provide customized manual or mechanized cleaning solutions adapted to all types of fouling at your industrial site:
- High-pressure cleaning (HP): 150–300 bar
- Very high-pressure cleaning (VHP): 300–600 bar
- Ultra high-pressure cleaning (UHP): 600–2500 bar
Cryogenic Cleaning:
Using cold as a cleaning agent, cryogenic cleaning enables our teams to effectively treat all types of equipment and difficult surfaces.
Chemical Cleaning:
Our expert teams support you with a wide range of chemical cleaning techniques: degreasing, deoxidation, decontamination and passivation.
Automated / Robotic Cleaning:
To improve efficiency, reduce operation time, and enhance safety conditions, our specialized automated cleaning solutions custom-designed according to your expectations and installations. Our NT-4 robot descales condenser tubes at nuclear sites. The NED robot decontaminates reactor building pools. Remotely operated, these solutions keep operators away from risks such as high pressure and contamination, while improving the repeatability of operations.
Hot Water / Steam Cleaning:
As part of our broad range of cleaning techniques and processes, we provide custom solutions such as hot water and steam cleaning. By accelerating the removal of deposits, this method reduces operation time and the use of resources such as water, electricity, detergents, etc.
Confined Space Operations:
As industrial cleaning specialists, we carry out operations in confined spaces. Because this type of service involves risks, it is performed by teams trained according to defined procedures / operating methods, using suitable equipment (ventilation systems and self-contained breathing apparatus (SCBA), etc.).
Pumping and Hazardous Materials:
To meet your production equipment maintenance and cleaning needs, we carry out hazardous material pumping operations in compliance with current environmental and safety standards.
A partner to industrial companies for 30 years, our versatile team designs custom solutions and brings together all its areas of expertise to successfully carry out unit shutdowns at your industrial site. A unit shutdown is an essential planned interruption that makes it possible to check the condition of your equipment and carry out maintenance, modernization, extension, or cleaning work. With leading experts by your side, you can manage this large-scale project with the aim of returning equipment to service quickly and optimizing your production capacity.
From collection and transportation, delegated management, consolidation, and pre-treatment through to treatment and recovery, the Ortec Group supports you with innovative solutions tailored to your needs. Through an agency near you, we are by your side at every stage of waste management, whether for non-hazardous or hazardous waste. Whatever the waste stream, we can implement the appropriate solutions.
Collection and Transportation:
Our team is ready to meet your needs for the collection and transportation of liquid and solid waste, in compliance with environmental regulations. To do this, we provide and manage the necessary containers, as well as collect and transport the waste to the appropriate facilities.
Pre-Treatment and Treatment:
To ensure waste traceability, tracking of all stages of waste acceptance and treatment is digitized. Our teams comply with each phase of the process: acceptance, weighing, unloading, administrative tracking, and more. Depending on its nature, the waste is then consolidated and treated, or sent to the appropriate channels for maximum recovery.
Dumpster and Compactor Rental:
To facilitate the collection and management of your waste, our local teams offer dumpster and compactor rental services.
Once the equipment has been delivered to your site, our teams manage the provision of equipment, collection and transportation of waste to approved channels (waste, bulky items, etc.)
Removing a fuel oil tank is a mandatory when you want to change or upgrade your heating system. Our teams support you throughout this process: from advice through removal of the fuel oil tank.
Due to the nature of the products contained in the tank (fuel oil, deposits/sludge, gas), this operation must be carried out by trained and qualified professionals in order to manage all risks to people, property, and the environment.
Several sensitive operations are required before your tank can be removed:
- Draining, degassing, and cleaning
- Neutralization
- Dismantling and removal
- Waste management
- Certificate of compliance

Ortec’s local teams carry out all of these operations while managing risks and complying with regulations.
Find out all the details on MaPrimeRénov’, which is available to all owners, whether owner-occupiers or landlords, as well as to condominium associations for work in common areas.
EOLBOX is an innovative solution designed by the Ortec Group for the collection, management and transportation of your hazardous and non-hazardous waste generated by your wind farms.
This Ortec innovation is a segregated collection solution that complies with current ICPE regulation. Its secure, watertight, robust, and mobile container can therefore be used in full compliance with safety standards.
This innovation is based on an in-depth analysis of existing systems and on insights drawn from field experience. Waste from wind farms was traditionally stored in open-air skips or in fixed, fragile site cabins.
EOLBOX offers a mobile, modular alternative for the collection, management, and transportation of waste generated during the installation or maintenance of wind farms.

EOLBOX Mini:
More than just a container, EOLBOX Mini is a dedicated solution designed to manage all hazardous and non-hazardous waste generated by wind farms. It provides a suitable container for wind farms that generate low volumes of waste and helps meet regulatory requirements outside preventive maintenance periods.
Agency services
Business sectors
Nuclear
Defense
Chemicals / Pharmaceuticals
Food Industry
Transportation / Logistics
Aeronautics / Aerospace
Renewable Energy
Heavy Industry
Tertiary
Public Administrations / Local Authorities
Private Individuals
Oil & Gas
Aeronautics & Aerospace:
A trusted partner since the 1950s, the Ortec Group provides companies in the aerospace industry with cross-functional expertise and a versatile range of services across multiple fields, from technical documentation engineering to the production and distribution of maintenance tooling.
Food Industry:
For more than 30 years, Ortec Group has supported companies across the food industry. From project execution to fully outsourced services, the Group delivers its expertise and know-how to support this vital sector of the economy.
Automotive:
The Ortec Group supports the most ambitious projects of automotive manufacturers across all vehicle segments, including passenger cars, commercial vehicles, future autonomous vehicles, and Formula 1. Ortec brings its engineering and design expertise to the automotive sector.
Heavy Industry:
With its extensive expertise, including its know-how in industrial activities, the Ortec Group offers heavy industry players a wide variety of services. These sectors are linked to the production or processing of raw materials, such as mining, cement plants, gypsum products, and paper mills.
Certifications
Prefectural Declaration Receipt – Department 13:
The Ortec Environnement Nantes Services Industrie agency holds the prefectural declaration receipt for the trading, brokerage, and transport of hazardous and non-hazardous waste: hydrocarbon-contaminated water, acids, bases, and aqueous industrial waste. It guarantees health and safety conditions for producers, waste disposal operators, and any other waste consignors, and is able to transfer collected waste under optimal conditions for subsequent recovery.
MASE/UIC Certification (Manual for the improvement of company safety / Chemical Industries Union):
The Ortec Environnement (OE) Nantes Services Industrie agency, a subsidiary of the Ortec Group, holds MASE/UIC certification for its waste collection, transportation, treatment, and sorting; industrial cleaning; sanitation; and 3D hygiene activities. The certification aims to reduce workplace risks through a Health, Safety and Environment (HSE) management system.
Waste Oil Collection Approval:
The Ortec Environnement (OE) Nantes agency, a subsidiary of the Ortec Group, is authorized to collect waste oil in the Loire-Atlantique department.
Agency contact details
44800 Saint-Herblain
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