Black Steel Doors & Windows

Elevate your interior

Superior Steel Doors and Windows

At the heart of our operations lies the meticulous crafting of steel and glass doors and windows, a process we have refined to meet the highest standards of durability, aesthetics, and security. Our commitment to excellence is evident in every product that emerges from our production line, where the fusion of advanced technology and traditional craftsmanship brings to life designs that not only enhance the beauty of spaces but also fortify them. Through a combination of robust materials like steel and the elegant transparency of glass, we create doors and windows that stand as testaments to our dedication to quality, innovation, and the fulfillment of our clients' visions for their homes and buildings.

Portamet custom

Bespoke Steel Doors

Portamet Standard Crittal doors

Standar Size Loft Doors

We Specialize in Standard size Industrial Doors in fixed dimentions. 

The size of the doors are 80x200, 90x 200, 100x200


external steel windows

Heritage Steel Windows

I our product range we have both thermally broken and cold steel profiles from companies such as:

  • Secco Sistemi
  • Ottostumm
  • Forster
  • Jansen
beautiful doors

Fire Rated Steel Doors

W40 Fire-rated steel doors Fd30 and Fd60 

All our Fire read doors are made with fire-rated profiles such as:

  • Ottostumm
  • Jansen 
  • Forster




We are easy to work with

You send us your request

Send us a technical drawing of the element (it can be even a draft sketch done by hand) that you want us to do.

We create a design

On the basis of the sketch and the necessary information, we prepare your individual project with dimensions for acceptance.

We build it

We create your unique order taking care of maintaining the highest quality and meeting safety standards.

We ship world wide

We deliver orders all over Europe and we also ship them to anywhere in the world.

Bespoke projects

We specialize in implementing projects to size in accordance with individual customer preferences. This approach allows for a perfect adjustment of the dimensions, but also the entire concept and design expectations. All of the products are made of the best materials, such as tempered glass, safety glass and black steel. At Portamet, we pay a lot of attention to the safety of the offered goods.

Projects for business

In addition to projects for individual clients, we also offer solutions for office space and catering. In this case, the client also gets full possibilities related to the individual approach to each order.

Get a free quote of your project

We quote custom projects for free

For each of our clients, we create a custom project and a cost estimate free of charge. Contact us to get yours!


Our other projects

You can find more of our projects on our INSTAGRAM profile


The Pinnacle of Steel Doors and Windows Manufacturing

At PORTAMET Steel Doors & Windows, we redefine the boundaries of strength, beauty, and precision in the realm of steel doors and windows. As a leading producer serving both Europe and the US, we take immense pride in our unwavering commitment to excellence and our continuous efforts to expand our horizons, ensuring that our clients receive nothing but the best. Our meticulously crafted products are not just accessories to your building; they are statements of style, symbols of security, and masters of functionality. Dive into the world of PORTAMET, where durability meets design, and elegance is engineered for eternity. 

The Essence of Aesthetics 

In the heart of our design philosophy lies the belief that aesthetics and functionality should go hand in hand. Our steel doors and windows are crafted to transform your spaces, bringing a blend of modern elegance and timeless beauty that elevates the overall ambiance. The sleek lines and minimalist design inherent to our products add a touch of sophistication, making them a perfect fit for a wide range of architectural styles—from the classic charm of traditional homes to the clean, sharp lines of contemporary designs. The versatility of steel allows us to offer an extensive palette of finishes and colors. Whether you're looking for the boldness of matte black, the warmth of bronze tones, or the sleekness of stainless steel, our products are tailor-made to suit your unique aesthetic preferences. Furthermore, our ability to incorporate glass elements into our steel frames opens up a world of possibilities, inviting natural light into your spaces while providing breathtaking views that blur the boundary between the indoors and the outdoors. 

Unmatched Durability 

Steel stands unrivaled in its strength and durability, making it the ideal material for doors and windows that are built to last. At PORTAMET, we harness the inherent robustness of steel to create products that offer unparalleled security and longevity. Our steel doors and windows are resistant to warping, shrinking, and swelling, ensuring they maintain their integrity and functionality through extreme temperatures, humidity, and time. Moreover, our commitment to quality goes beyond the materials we use. Each product is the result of meticulous craftsmanship and rigorous testing, designed to withstand the harshest conditions without compromising on performance. Whether it’s resisting forced entry, minimizing the impact of severe weather, or providing fire resistance, our steel doors and windows stand as steadfast guardians of your peace of mind. 

The Beauty of Engineering 

Behind every stunning piece we create lies a foundation of advanced engineering and precision manufacturing. Our state-of-the-art facilities are equipped with cutting-edge technologies that allow us to achieve high levels of accuracy and consistency, ensuring that every product meets our stringent quality standards. Our engineering prowess also allows us to push the boundaries of design, creating steel doors and windows that offer superior thermal efficiency and noise reduction. This is achieved through the integration of innovative insulation materials and the careful design of our frames and seals, which work together to keep your spaces comfortable and quiet, regardless of the external conditions. 

Expanding Horizons 

As a testament to our commitment to excellence and our ambition to serve a growing clientele, We arecontinuously expanding our reach. Our dedication to innovation, coupled with our deep understanding of the evolving needs of our customers, has positioned us as a preferred choice for architects, builders, and homeowners across Europe and the US. Our expansion is not just about reaching new markets; it’s about enriching our offerings, refining our processes, and fostering relationships that last. We believe in building bridges—connecting cultures, ideas, and people through our work. It’s this ethos that has fueled our journey from a humble manufacturer to a global leader in the steel doors and windows industry.  

Choosing PORTAMET means opting for a partner who stands by the quality of their work, offering products that combine the best of aesthetics, durability, and innovation. Our team of experts is dedicated to providing personalized solutions, ensuring that your vision comes to life exactly as you imagined it. Whether you are embarking on a new construction project or looking to upgrade your existing spaces,We are  your ally. Let us open the door to a world where design meets durability, where elegance is engineered, and where every product tells a story of excellence. 

Dive into the exceptional world of PORTAMET steel doors and windows—where your dream spaces become reality.