NIROSA was born in 1981 with the firm intention of finding solutions to the problems of businessmen when facing new projects of implantation, reform or expansion of their companies.

From the beginning, we set out to give the best service that we could. To do this, we stood by our clients – as specialized technicians – to satisfy their technical and management needs quickly and efficiently.

The business world – in continuous evolution and development – needs at its side of multidisciplinary professional teams constantly updated and in continuous training, offering an optimum service, personalized and adjusted to their specific needs.

Our clients should only worry about transmitting their needs and our team will find the most appropriate solution to them. More than 1000 companies have already placed their trust in the serious and quality work our professionals are capable of offering.


Mission: Our mission and ultimate goal is to provide high added value solutions to our clients, as well as to continue to meet the current requirements and needs of the Industry, designing, calculating and projecting in a way that ensures compliance with current regulations, Industrial safety and ensuring maximum efficiency in the use of resources employed.

  • Compromise, providing, always within the timeframe for the completion of the work, solutions with high added value to our clients, to help them streamline their processes, making their businesses more competitive.
  • Honesty, integrity and transparency. Principles that have sustained our management for more than 36 years.
  • Confidentiality in the entire Customer-Company relationship.
  • Personalized attention through direct, continuous and close communication with each client.


Nirosa’s main asset is its Human Team. Constant communication, motivation for work well done, equality of opportunities and continuous training are the pillars on which the professionalism of this company is based.

Today, NIROSA has a large team specialized in the different disciplines that are required in the execution of investment projects: Engineering, Architecture, Piping Engineering, Process Engineering, Technological Innovation, BIM & MEP Management, Urban Planning, Safety and Health, Environment and Consultancy, among others.


NIROSA maintains a clear compromise to the provision of a quality service and continuous improvement, ensuring in all its processes the prevention of pollution and respect for the environment.
NIROSA develops an Integrated Quality and Environmental Management System based on UNE-EN-ISO 9001: 2008 and UNE-EN-ISO 14001: 2004 and OHSAS 18001: 2016 standards in order to ensure that our services comply with the Legal and regulatory requirements, which are applicable to our activities, and compliance with environmental legislation, enhancing the continuous improvement of the Environment.

Our Quality and Environmental Policy provides us with the framework to establish and revise our environmental goals and targets through the reduction, as far as possible, of natural resource consumption and pollution, through good environmental practices.
This policy remains at all times available to our clients and suppliers, and ultimately, will be available to anyone who expresses their interest in it.
Our Quality Management and Environment System will surely allow us to obtain and maintain satisfied customers now and in the future..


ISO 9001

Certificados BS EN ISO 9001: 2015

ISO 14001

Certificados BS EN ISO 14001: 2015

OHSAS 18001

Certificados OHSAS 18001: 2007


UKAS Management Systems