GNSB Corp is a stair contractor based in Brooklyn, New York, specializing in the design, fabrication, and installation of staircases for residential and commercial properties. Located at 1910 McDonald Avenue in the 11223 postal code area, the company serves clients throughout Brooklyn and surrounding neighborhoods. GNSB Corp focuses on delivering tailored stair solutions that meet the structural and aesthetic needs of each project.
The team at GNSB Corp works with a variety of materials including wood, metal, and glass, enabling them to accommodate diverse architectural styles and customer preferences. Their services often encompass custom stair designs, repairs, and renovations, addressing both functional requirements and visual appeal. By collaborating with homeowners, builders, and contractors, the company ensures that each staircase complements the overall design while adhering to safety standards.
In addition to new installations, GNSB Corp offers maintenance and refurbishment services to extend the life and appearance of existing staircases. The company’s approach includes careful assessment of site conditions and precise craftsmanship to achieve durable results. GNSB Corp’s presence in Brooklyn allows it to respond efficiently to local construction demands, adapting to the evolving needs of the city’s residential and commercial developments.
Through its focus on quality workmanship and attention to detail, GNSB Corp contributes to the enhancement of interior and exterior spaces by providing stair solutions that combine functionality with design integrity. Their expertise in stair contracting supports the structural framework of buildings while adding a significant element of architectural interest.


































