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Specified Systems, Inc.

Company Overview

Bill Wilson, Specified Systems, Inc.
Bill Wilson, president & CEO

Specified Systems, Inc., established in 1992 and headquartered in Canonsburg, PA, has grown to become one of the region’s most prolific erecting distributors of architectural aluminum windows, aluminum storefront and doors, low-rise aluminum curtain wall, and specialty glazings. The company serves metropolitan Pittsburgh, western Pennsylvania to Erie, and what is commonly known as the “Tri-State,” encompassing southeastern Ohio, West Virginia, and western Maryland. 


  • Bill Wilson, President and CEO
  • Spencer Todd, COO
  • Emily Yukish, VP of Finance
  • Jim Hyland, VP of Business Development
  • Ryan Seitzinger, VP of Operations


Specified Systems, Inc. Management Team
Management Team: (l-r) Spencer Todd, Ryan Seitzinger, Emily Yukish, Jim Hyland


Corporate office: 148 McClelland Road, Canonsburg, PA  
Fabrication/Warehouse: 500 Commerce Drive, Washington, PA

Years in business: 30 

Q & A With The SSI Leadership Team

What products and services does Specified Systems offer?

We are a commercial glazing contractor focusing on low- to mid-rise curtain wall, storefront, doors, glass, interior all-glass entrances, sunshades, canopies, fire-rated systems, and other specialty products. 

What is your company's business philosophy? We strive to be a reliable employer providing security and opportunity to our employees and remain an important partner to our clients, providing quality products and solutions for their buildings.

What are your company's keys to success?

  • Honesty and communication
  • Building reliable customer partnerships based on common goals
  • Accessibility for clients and suppliers
  • Effective cash flow management
  • Having a qualified internal staff and field team in position to execute well

What is a big glass project or accomplishment for your company? 

Contributing to the revitalization of the Strip District in Pittsburgh, we've completed over a dozen projects and fit outs, including the Pittsburgh Produce Terminal, 1600 Smallman, District 15 Office Building, and Vision on 15th.

Project Gallery

The Pittsburgh Produce Terminal
Photo credit: McCaffery Management

1600 Smallman
Photo credit: McCaffery Management

District 15 Office Building
Photo credit: DLA

The Vision on Fifteenth

If your company would like to be featured in a future NGA Member Spotlight, contact Wayne Nelson.