Cofinanciado por Centro 2020, Portugal 2020 e União Europeia - Fundos de Desenvolvimento Regional Cofinanciado por Centro 2020, Portugal 2020 e União Europeia - Fundo Social Europeu


At SELT we master the skills and knowledge that allows us to run more efficient operations that contribute to the increase of our customers competitiveness.

Our integrated offer, based on our cumulative experience over the years, allows us to give an efficient and consistent response to the complex challenges that our client’s equipment production requires. Therefore, we ensure that our clients are focused on their core business.

Our value proposition ensures the most economically advantageous solutions for our clients through streamlined processes and an integrated supply of the three productive processes, helping to simplify their logistical operations.

We know that integration, flexibility, precision and proximity are the attributes that make a difference in the marketplace. We highlight flexibility given the ability to produce small quantities with short deadlines, which translate into benefits for the client.

For all of this, we claim ourselves as the best partner for integrated equipment assembly solutions, relying on three core factors that differentiate us from other players in the market.

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To be a technological partner, preferential, of our Clients, for the added value to the projects.


To be a reference company in the subcontracting production sector.


Environmental Quality Management System implemented regarding activities of electronic equipment assembly and production of wiring harness and electronic board production

  • Satisfy Customers.
  • Be aware of needs and expectations of concerned parties for the business development.
  • Grow sustainably.
  • Fulfill the requirements of the NP EN ISO 9001:2015 and NP EN ISO 14001:2015
  • Fulfill with applicable legal and regulatory requirements.
  • Improve continuously the efficiency of the integrated management system: Quality and Environment.


We are implementing an Environmental Management System in an integrated manner with the existing Quality Management System