Custom Fabricated Stairs


Stairs from SSO are manufactured in standard and custom configurations for industrial platforms, catwalks, mobile maintenance, and other access solutions. Available with a variety of options and stair tread types including diamond plate, bar grate, fiberglass, Antislip plank style treads, open and closed back risers, SSOl stairs are OSHA compliant.

A Fixed Ladder is a non-self-supporting ladder that is non-adjustable in length and permanently mounted to a structure. These ladders are primarily used to access roofs or other structures for industrial purposes. Fixed ladders and stairways are designed for areas where safe, solid vertical climbing is needed.

SSO, LLC designs and manufactures fixed ladders and staircases to comply with OSHA 1910.27 and 1910.24 and ANSI A14.3 standards .We are equipped to meet your specialty needs for rooftops, mezzanines, storage tanks, industrial equipment access, or any other arena. Our Access Stairway is a quick and efficient ladder built to reach storage areas and lofts with a 57 degree angle to conserve footprint. Fixed Steel Ladders from SSO, LLC help provide stability and safe climbing. These industrial ladders are available in caged and walk-thru models. Ladders with safety cages help enable safer landing access. Choose from caged ladders with and without walk thru and with left or right entry. Our Industrial Stairway is the strongest and safest stairway we offer and may be built to custom heights and widths. We also can design mid-platforms and top landing platforms for these fixed platforms. SSO, LLC also offers Retractable Ladders and Mini-Retractable Ladders, designed to be safe, secure, and easy to use.

Offering the flexibility of a ladder, but with the reliability and reassurance of a stair, a fixed ladder is an excellent option for facilities with limited space. We can design and manufacture any fixed ladder and stairway built according to your specifications based on your environment and application requirements. Our expertise includes in-house research and development, fully integrated manufacturing and an extensive materials line. With years of design, engineering and manufacturing experience, our dedicated staff can assist you from concept to completion in a timely fashion.


  • Stairs meet OSHA, IBC, NFPA, or ADAAG Codes
  • Customizable with a large variety of heights and angles
  • Variety of stair tread types include diamond plate, bar grate, fiberglass, Antislip plank style treads, open and closed back risers
  • Hand rail options include 1-1/4″ schedule 40 pipe, 1-1/2″ schedule 40 pipe, and square metal tubing
  • Shipped preassembled or palletized for field assembly