Gappsi offers Landscape and holiday lighting designing to installation. Outdoor Lighting brings out your landscape detail at night; Gappsi offers these services for residential and commercial applications to all our customers on long island. We offer a one stop solution and top quality, halogen and LED landscape and architectural lighting systems. Contact us today at

Suffolk County 27543-H1 9-10-99 to present, 15435-H1 7-1-88 to 7-1-97  Nassau County H2209100000  Southampton L002384  NYC and The Five Boroughs 1321423

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