We specialize in stair fabrication for commercial, industrial, and residential applications, delivering custom-built metal staircases designed to meet project-specific requirements. Each stair system is fabricated to the customer’s unique specifications, with a focus on function, aesthetics, and durability.
From commercial staircases to heavy-duty stairs for industrial mezzanines, we provide reliable solutions that designed and built for your unique application.







Our team of professionals provide FAST, FLEXIBLE, TURNKEY services for all your project needs.

Let us be your one-stop shop for design, fabrication, coating, and installation. Our experienced team will manage and execute your project from beginning to end, giving you full visibility into the timeline and every step of the process.
Need a last-minute design change, a different coating, or a quicker install? We're not perfect, but we react quickly when our customers' needs change because we know your project must be a success for us to earn your business on the next one!
Precision is our promise, and we excel at getting it right the first time. We aim for perfection in every project, exceeding expectations and earning your future work.
We fabricate custom metal stairs for commercial, industrial, and residential applications. This includes steel stairs, aluminum stairs, and stainless steel stairs for interior and exterior use, including stair towers, access stairs, equipment stairs, and egress stairs.
Yes. We specialize in custom stair fabrication based on customer drawings, architectural details, or project requirements. Each stair system is fabricated to match site conditions, elevations, and intended use.
We fabricate metal stairs using carbon steel, stainless steel, and aluminum, depending on the application, environment, and finish requirements. Material selection is based on durability, code requirements, and customer preference.
Yes. We fabricate stairs for commercial buildings, industrial facilities, warehouses, parks, mezzanines, and storage buildings where safety, durability, and code compliance are critical.
Absolutely. We regularly fabricate stairs from customer-supplied drawings, shop details, or specifications. We review documents upfront to confirm dimensions, elevations, connection points, and scope before fabrication begins.
Yes. All stair fabrication and welding is performed in our shop by experienced, AWS-certified welders. This allows us to maintain consistent quality, fit-up accuracy, and control throughout the fabrication process.
Yes. We can provide stair fabrication only or include stair installation as part of the project scope. Installation requirements are discussed during estimating to ensure clear expectations.
Yes. We fabricate industrial stairs for equipment access, platforms, walkways, and elevated work areas where strength, reliability, and code compliance are essential.
Finish options depend on the project and may include powder coating or paint. Finish requirements are reviewed during quoting to ensure proper preparation and coordination.
To request a quote, submit your drawings, dimensions, elevations, quantities, and project details. Our team will review the scope and provide a clear estimate for your stair fabrication needs.

Based in Hayward, CA, we are a full-service metal fabrication shop serving the construction and industrial markets around the Bay Area and San Jose.
Our broad capabilities and top-notch staff allow us to be flexible enough to adapt to our customers’ changing needs in order to make every project a success. And our team of skilled professionals take pride in what they do and are committed to providing a high level of service to each of our customers.
We want to be true partners in every job we do – partners you can trust to do the job right the first time. Exceeding customer expectations is the cornerstone of our business.
With our fully-equipped fabrication shop in Hayward, including fabrication, welding, and coating equipment, we can efficiently fabricate solutions for projects of all sizes in Oakland, Fremont, San Leandro, Palo Alto and the surrounding area.
We are passionate about what we do and there is no one in the market who can offer a better solution. When you choose Top Line Welding Services, you’re not just choosing a supplier. You’re choosing a partner who is committed to your success.