Philadelphia glazing firm Graboyes Commercial announces revised company name and several promotions

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Ellis Guiles presents at AIA Philadelphia Forum on Architecture and Design

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Energy performance of glass façade systems: Exceeding 30 to 40 percent window-to-wall ratio with the 2018 IECC

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Graboyes Commercial announces recent completion of architectural window retrofits including Alden Park, the largest in its history

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In US Glass: Ellis Guiles named to advisory committee of Philadelphia 2030 District

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Graboyes president Ellis Guiles named to advisory committee of Philadelphia 2030 District

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A new approach to deep energy efficiency financing: Graboyes sponsors “Intro to MEETS” DVGBC event

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Graboyes Commercial announces advanced building performance offerings

Graboyes Commercial Window Company today announced the launch of a new Smart Buildings division providing automated [...]

Graboyes Commercial announces new owner / president Ellis Guiles

Graboyes Commercial Window Company has announced that Ellis Guiles, P.E., LEED AP, has assumed the [...]