We'd love to hear from you!

Please contact us with any questions via phone, email, or fill out the form below and we will respond right away.

Gary Duff, President 
gary@garyduffdesigns.com

Adam Duff, Vice President  
adam@garyduffdesigns.com

Eric Duff, Vice President
eric@garyduffdesigns.com

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 ADDRESS

487 Furrows Road
Holbrook, NY 11741

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Areas we serve:
Long Island from the Hamptons to Great Neck, including:  Huntington, Dix Hills, Nissequogue, Stony Brook, Setauket, Port Jefferson, Manhassett, Syosset, Old Westbury, Port Washington, Sag Harbor, South Hampton, Oyster Bay, & Babylon

Top authorized unilock contractor in Long Island, NY
Top techo-pro contractor in Long Island, NY