QTL, Inc. was founded in 1993 in response to an industry need for transformers specifically designed for low-voltage lighting. Since then, the company has grown to sell over 300 varieties of Transformers and LED Power Supply Centers. In 2013, QTL introduced Linear LED Lighting Fixtures and Extrusions, quickly becoming one of the most trusted names in the industry. 
QTL is an industry leader that applies high standards, innovative design, and dedication to produce only the highest quality products. QTL proudly designs and manufactures lighting solutions in Milford, Connecticut.

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Gean Tremaine

Annmarie Tenero

Alexandra Tremaine

Jamie Rose Devenger

Kate Sterling

Patricia Donnelly

Jamie Devenger

Bryan Mullen

The Engineering Team at QTL, Inc. is responsible for designing, developing, and optimizing innovative low-voltage lighting solutions, including transformers, LED power supply centers, and linear LED lighting fixtures. This team ensures product quality and performance through meticulous design, applications engineering, and continuous improvements in manufacturing processes, supporting QTL's commitment to high standards and industry leadership.

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