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representing the industry's finest manufacturers

Lighting, Supply, Control for every project type.

One Source Paolicelli Associates is a Manufacturers' Representative serving West Virginia, and Western Pennsylvania. We represent the electrical and construction industry's finest manufacturers, and strive to lead the industry with passionate regard for service, ethics and customer satisfaction. 

Services we provide include lighting and controls design, industry-leading order tracking, guaranteed bills of materials, energy audits, budget pricing, stock recommendations and usage reports, daylighting and shading assessments, and more. Our Friendly, Responsive and Knowledgeable staff will help you find, design, purchase and receive the quality products your project requires.