A team of water treatment experts

What do we do?

PESA Medioambiente (formerly Passavant España) designs, builds and operates wastewater and drinking water treatment plants, as well as sludge and biosolids treatment and recovery facilities, optimising their technical and economic performance.

We work to offer the best solutions in:

• Waste water treatment
• Drinking water treatment
• Regeneration and reuse of wastewater
• Desalination
• Treatment of sludge and biosolids for energy recovery
• Compact water treatment solutions
• Leachate treatment
• Emissions reduction and deodorization
• Engineering and project management
• Exploitation of facilities
• Project financing
• Integral   execution   of plants in EPC mode (Engineering, Procurement and Construction)
• Plant O&M

Mission Statement

Water is a vital resource and its management is a great challenge in our time. At PESA we dedicate all our efforts to create competitive water treatment solutions for our customers.

Integral vision of water treatment

The experience of PESA Medioambiente allows us to apply an integral and global vision to the management of water and sludge. 

We approach our projects with a long-term perspective, looking for the most profitable solution in the long term that provides the greatest operational efficiency for the benefit of our customers, the environment and society.

Our values

More than 30 years of experience and 150 successfully completed projects. Our extensive experience, technical knowledge and capacity, allows us to assume the complete management of projects, from the initial design to the operation phase. Our focus: the customer.

Management Policy

The main purpose of PESA Medioambiente SAU is to provide the following services:

• Engineering and design of water treatment systems and plants.
• Construction of water treatment systems and plants.
• Operation, maintenance and conservation of water treatment systems and plants.
• Distribution of equipment for these systems, facilities and plants.

PESA Medioambiente SAU develops these activities in the national and international context and its success is based on innovation, technology and human resources.

PESA Medioambiente SAU has implemented an Integrated Management System of Quality, Environmental and Occupational Health and Safety, in accordance with the ISO 9001, ISO 14001 and ISO-45001 reference standards. 

PESA Medioambiente SAU, disseminates this policy at all levels of the organization and makes it available to interested parties, to ensure commitment to the approach to safety, quality and environmental protection, practicing the values that characterize us: commitment, dedication, respect, honest communication, initiative, positive attitude, flexibility to change and satisfaction for a job well done.

And all of this through:

• Continuous improvement of projects, processes and services.
• Compliance with legal requirements, standards and other regulations to which the company subscribes in terms of safety, quality and environment.
• The establishment of objectives and goals of the integrated management system.
• Determining the risks and opportunities that need to be addressed to increase desirable effects, prevent or reduce undesirable effects, and achieve improvement.

And specifically, in each of the fields:

Health and Safety

• Prioritize the safety, health and well-being of people who work on behalf of the organization.
• Identifying, evaluating and controlling the risks of each of the jobs, in order to treat and eliminate their causes.
• Promoting safe working conditions, ensuring compliance with prevention rules in a responsible manner by all people.

Quality

• Optimizing our processes to the customer’s needs and expectations.
• Complying with all the quality requirements, implementing processes, guidelines and self-control systems aimed at preventing defects.
• Ensuring the satisfaction of our customers and stakeholders that require it.

Environment

• Minimizing the impact of our activities, products and services on the environment.
• Identifying and evaluating the environmental aspects and impacts of all projects and services, adopting the necessary measures for the protection of the environment, the prevention of pollution and the correct management of the waste generated.

 This policy supports the strategic direction of PESA Medioambiente SAU, which reviews it periodically to adapt it to the changing global context and purpose.