Structural Systems Inc.

Founded in 1986, Structural Systems Inc. provides structural steel fabrication services, including custom steel stairs and handrails, primarily for projects in West Virginia. This page outlines the company’s capabilities, quality credentials, and approach to project management.

Structural Systems Inc. website
Image source: Structural Systems Inc. official website
(https://stsystemsinc.com/)

What Kind of Stair Manufacturer Is Structural Systems Inc.?

Custom Steel Stairs for Commercial, Industrial, and Residential Projects

Structural Systems Inc. manufactures custom steel stairs and handrails for commercial, industrial, and residential applications. Its in-house engineering department uses design software to produce detailed project drawings. This allows the company to develop stair and handrail designs that account for both safety requirements and the building’s visual design.

Source: Structural Systems Inc. official website (https://stsystemsinc.com/index.php)

AISC Membership Supports Consistent Fabrication Standards

Structural Systems Inc. is a member of the American Institute of Steel Construction (AISC). The company maintains fabrication processes aligned with applicable industry standards. Its personnel, equipment, experience, and operating procedures are reviewed through recurring audits, supporting ongoing quality management and process consistency.

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

Structural Systems Inc. may be a good fit for projects that require close coordination of schedules, fabrication requirements, and quality expectations. Its in-house project management team assigns dedicated managers who work with clients and other project stakeholders to establish practical production and delivery schedules.

This site also compares steel stair manufacturers by application. Review the following guide to identify manufacturers that align with your project requirements.

Structural Systems Inc. Project Example

High-Visibility Industrial Stairs with Contrasting Safety Colors

Industrial stairs with pale green supports and yellow handrails
Image source: Structural Systems Inc. official website
(https://stsystemsinc.com/index.php/projects)

This stair structure uses contrasting colors to improve visibility, pairing pale green support columns with bright yellow handrails and landing edges. The configuration includes a straight stair run leading to an elevated square landing. Pipe handrails surround the stairs and platform to provide continuous fall protection along the access route.

Source: Structural Systems Inc. official website (https://stsystemsinc.com/index.php/projects)

Main Product Lineup

Structural Systems Inc. fabricates structural steel, custom stairs, handrails, grating, and decking products. The company operates from a 53,000-square-foot fabrication facility, allowing multiple steel components for a construction project to be produced through one operation. Fabricating components to project specifications before delivery can also reduce the amount of fitting and assembly required at the jobsite.

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