Welcome to Gil Halpin Landscaping, a professional, friendly and reliable Landscaping Services in Brookhaven dedicated to providing high quality Landscaping Services for commercial and domestic clients throughout New York. The Gil Halpin Landscaping offers professional workmanship, competitive prices and high quality service delivered on time and within budget. Gil Halpin Landscaping, which is located at Brookhaven,New York, was set-up in 2000.