About us


SERNIS is a Portuguese technologic solutions company, based in Braga, which manufactures and supplies a wide range of products, services and a high quality solutions in the areas of Road Safety, LED Lighting, Electronics Displays and Fiber Optics.

SERNIS is renowned by a strong spirit of innovation and creativity, as well as the high production capacity with the best raw materials, always working with the commitment of responsibility due to major challenges of quality and competitiveness.

To promote the spirit of innovation and creativity, founded SERNIS ID, a company of Research & Development and Innovation.


Develop products and services of excellence to all our partners and customers with the best and most innovative technological solutions, distinguishing on price, quality and reliability, ensuring value creation and business sustainability.

Socially responsible company with a strong multidisciplinary team that works every day in the pursuit of greater knowledge, driven by innovative and challenging projects.


Being a leading company in the international market, pioneer in technological research and development of innovative projects of public utility and global implementation in multiple markets, aiming the continuous improvement of service quality provided, meeting the needs of the present without compromising future generations.


Quality Management

ISO9001 Certification Systems, accredited by SGS