Structural Systems Inc.

Introducing Structural Systems Inc., a company that has been providing steel stairs primarily in West Virginia, USA, since its establishment in 1986. Here, we take a closer look at their strengths and why they are chosen by clients.

Screenshot of Structural Systems Inc.
Image source: Structural Systems Inc. Official Website
(https://stsystemsinc.com/)

What Kind of Stair Manufacturer is Structural Systems Inc.?

Manufacturing Custom Steel Stairs to Match a Wide Variety of Buildings

Structural Systems Inc. manufactures custom steel stairs and handrails for a diverse range of applications, including commercial, industrial, and residential facilities. Their core strength lies in their in-house engineering department, which utilizes design software to create highly precise drawings. This enables them to deliver designs that prioritize both building safety and aesthetic appeal.

Source: Structural Systems Inc. Official Website (https://stsystemsinc.com/index.php)

High Quality and Reliability Certified by AISC Membership

As a member of the American Institute of Steel Construction (AISC), the company provides fabrication services that comply with rigorous industry standards. They undergo strict annual audits regarding personnel, equipment, track record, and more, making continuous efforts to maintain superior quality. This third-party evaluation establishes them as a highly reliable and trusted company.

Source: Structural Systems Inc. Official Website (https://stsystemsinc.com/index.php/about/certifications)
What types of projects is Structural Systems Inc. best for?

They are ideally suited for projects that require thorough and meticulous management of both schedule and quality. Structural Systems Inc. maintains an in-house project management team where dedicated managers collaborate closely with clients and stakeholders to establish realistic and productive schedules.

This media also compares and introduces other recommended manufacturers by application. Use those guides as a reference when selecting the right product.

Structural Systems Inc. Installation Example

An Installation Example of Stairs Featuring a Vibrant Color Scheme and Safe Design

Image of stairs with a vibrant color scheme and safe design
Image source: Structural Systems Inc. Official Website
(https://stsystemsinc.com/index.php/projects)

This structure features a high-visibility, bi-color design, combining pale green supporting columns with vibrant yellow handrails and landing perimeters. The shape is a simple yet robust configuration, consisting of straight inclined stairs that lead to a square elevated landing. Surrounded by sturdy pipe handrails, the functional design ensures maximum safety during ascent and descent.

Source: Structural Systems Inc. Official Website (https://stsystemsinc.com/index.php/projects)

Main Product Lineup

Structural Systems Inc. manufactures a wide range of products, from structural steel, custom stairs, and handrails, to highly durable gratings and decking materials. By centralizing fabrication within their massive 53,000-square-foot facility, they can provide a full spectrum of steel products required for construction. Delivering components tailored precisely to the site's requirements significantly reduces on-site installation labor.

Company Information

Company name Structural Systems Inc.
Headquarters address 120 W 19th St, Nitro, West Virginia
Phone number (304) 204-4766
Official website https://stsystemsinc.com/
Find the Right Manufacturer by Stair Type

Compare manufacturers for egress, decorative, and industrial stair applications in the Ohio Valley.

For
Emergency
Egress Stairs
SY Stairs
SY Stairs capture
source : SY Stairs Official Website(https://systairs.com/)
  • A fully modular design with integrated handrails eliminates the need for on-site welding or specialized labor. Compared to traditional field-assembled systems, installation is over 70%* faster, allowing follow-on trades to start work much sooner.
  • Designed to meet building codes across the Ohio Valley, these stairs are ready for permanent use from day one. By eliminating the need for temporary ladders, they improve job site safety and accessibility.
Key
standards
OSHA, AISC, AWS, etc.
Typical
lead time
6 to 8 weeks
CAD data Available
For
Decorative
Monumental Stairs
American Stair
American Stair capture
American Stair Official Website (https://www.americanstair.com/)
  • With proprietary custom design, the company delivers complex circular, spiral, and cantilevered stairs, creating iconic staircases that become a building’s architectural focal point.

  • Advanced monumental stair solutions combine steel structures with materials such as glass, wood, and stone to deliver a refined, high-end finish with lasting strength.
Key
standards
IBC, OSHA, etc.
Typical
lead time
8 to 12 weeks
CAD data Available
For
Industrial
Dock Stairs
Upside Innovations
Upside Innovations capture
Upside Innovations Official Website(https://upsideinnovations.com/)
  • Crafted from industrial-grade aluminum, these stairs resist rust even in humid loading areas and outdoor installations. That helps maintain a clean appearance and dependable structural strength for long-lasting safety.

  • Bolt-on assembly means your stair can be installed in just a few hours with a forklift and a small crew, keeping your jobsite moving with minimal disruption.
Standards OSHA,ADA, etc.
Lead time Contact for details
CAD data Contact for details
*Based on SY Stairs' internal comparison between its modular pre-fabricated system and traditional field-assembled (stick-built) steel stair systems.
Results may vary depending on project scale, site conditions, and crew size.
*Information as of February 2, 2026