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Commitment
to Excellence

We specialise in working with aluminium, stainless steel, iron and steel. We build all kinds of metal structures.

We are characterised by dynamism, experience, professionalism, rigour and honesty. We are committed to driving economic development in a responsible manner, actively involving our employees, suppliers and customers.

Mission

Our mission is to create valuable solutions for our clients and to provide the best conditions for our team to develop innovative and differentiating products and services.

Our aim is to be the first choice for locksmith work, as well as to build loyalty among individuals and companies, guaranteeing a high price/quality ratio.

We work for our customers every day, satisfying their needs and creating long-term relationships.

Vision

Our vision is to do our utmost in our daily activities to maintain a leading position, both regionally and in the international markets in which we operate.

We are constantly seeking to identify potential to develop new projects, standing out for the quality of the products and services we offer.

We are committed to contributing to the success of projects and ensuring the ongoing satisfaction of our clients.

Values

Integrity and transparency
The relationships we establish with our clients are respected and developed with the utmost transparency and seriousness, endeavouring to ensure that our work results in added value.

Quality and rigour
The satisfaction of our clients is our focus in the face of all kinds of challenges. The care we take in our work, the rigour and quality of the materials we use translates into quality projects.

Professionalism and commitment
The capacity of our company’s human resources is undoubtedly the key to our success. We have a team of qualified and motivated professionals who truly enjoy what they do and this leads them to commit to giving their best to each project.

Innovative Solutions
in Civil Locksmithing

Tree Steel is a division of Tree Estruturas that specialises in commercial and residential metalwork.

Tree Steel has fully qualified welders who carry out the manufacture of all types of civil locksmith work (Doors, Windows, Gates, Railings, Stairs, Pergolas, Marquees, Light Structures…) following a careful handling, cutting and welding process, which is the most sensitive point in the execution of a structure.

From our engineering office to the manufacture of various materials, Tree Steel has the skills and know-how to carry out your project with the utmost precision and quality.

We produce all types of aluminium frames for Portugal and abroad.

The entrepreneurial spirit and commitment of our employees have made our work widely recognised.

Our main focus is customer satisfaction, always guaranteeing a rigorous service based on quality. We pride ourselves on meeting agreed deadlines!

We’re always up for new challenges! All you have to do is present us with your idea or project and we’ll come up with a solution!

Put us to the test!