New York’s Finest Quality Handcrafted Custom Steel Doors & Windows

Beautiful, Proven, and Dependable

Welcome to Portella, a solution to your architectural steel window and door needs. Our portfolio contains a number of custom steel and design options to customize your upcoming project. Whether you’re building a high-end boutique in SoHo, or upgrading your beautiful brownstone to improve lighting, energy efficiency or safety, Portella will provide the best services that your neighbors, clients, employees or occupants will appreciate and ultimately love. Our team looks forward to using our architectural skills to allow you to achieve that second-to-none quality of your steel design windows and doors.

 

Custom Steel Doors

Custom Steel Windows

Request a Quote
Contact Us Today to Get Your Project Moving.
Request a Quote

Portella Product Lines

Portella products are the architectural steel window and door industry’s best, offering energy efficient components, such as steel front door units, windows, wall panels and more. If you’re looking to transition to a full steel building, or simply transform your aesthetic to incorporate steel design windows and doors, Portella is the right choice for you.

Portella Announces The Contemporary 3-D Metal Door

Portella Announces The Contemporary 3-D Metal Door

View Project

Want to find more ideas?

Visit our project gallery to see more solutions
custom steel doors and windows nyc

Performance

Portella is committed to providing the best architectural steel windows and doors quality to New York City through product development, testing and certification compliance. Our steel design windows and doors are third-party tested, and have all of NYC’s necessary building code certifications. No matter what your needs are, Portella will ensure you have the best of the best.

custom steel doors and windows nyc
new york city steel windows and doors

A Solution to Steel Window and Door Thermal Challenges

Portella’s Artisan Series is a solution for New York’s luxury residential, boutique commercial applications or historical projects. Our Artisan Series products have some of the industry’s best thermally broken profiles. Artisan utilizes a GRP (glass reinforced polyetherimide), a non-conducting material with steel, which combines strength and exceptional thermal performance.

Portella sets itself apart from other steel window and door manufacturers by offering only NFRC-rated, thermally broken, laser fusion-welded and cold-rolled option for your steel windows and doors. We invite you to navigate towards our Artisan product pages, where you may peruse through our design guide full of Artisan steel design window and door options.

new york city steel windows and doors
custom doors and windows nyc

Portella Difference

As an exceptional manufacturer of steel doors and windows since 1999, Portella holds a thorough understanding of what architects are looking for within their projects. We set ourselves apart from the competition in various ways:

  • Trademark narrow-profile steel window and door sightlines
  • Factory-installed, decorative glass with Low-E options for ultimate energy efficiency
  • NRFC-rated, thermally broken, laser fusion-welded and cold-rolled steel options
  • Leading WET-glazed glass glazing system eliminates moisture penetration.
  • Effective and thorough client communication, from quotation to shop drawings
  • Adequately tested and engineered designs

Ready to take the next step? Contact us, and consult one of our Project Managers.

custom doors and windows nyc

Blog & News

What are the Different Architectural Styles of Homes?

Depending on who you ask, there can be anywhere from dozens to hundreds of architectural styles for homes. For the purposes of this article, we’re going to look at the home styles that are most popular and make up the majority of homes in the United States. Tudor Originating in England in the 1400s, Tudor […]

Read
How to Maintain Luxury Steel Doors [ULTIMATE GUIDE]

There are a lot of benefits to choosing a steel door, including energy efficiency, security, durability, and more. But the fact that steel doors require very little maintenance after installation is one benefit that appeals to a lot of people. However, homeowners shouldn’t make the mistake of thinking that “very little maintenance” is the same […]

Read