📍 Serving Your Area, Middle Island, NY, 11953
📞 631-775-8923
📍 100 Louden Loop, Mount Sinai, NY, 11766
📞 631-928-3705
📍 6 Seacliff Ave, Miller Place, NY, 11764
📞 631-474-2643
Updated Sep 2026
📍 475 Route 25a, Rocky Point, NY, 11778
📞 631-744-5900
🌐 landmarkpropertiesltd.com
Landmark Properties is a residential construction contractor located in Rocky Point, New York. The company is noted for its recent online activity in 2025, indicating an active presence in the local construction market. Residents seeking construction services can consider reaching out for their projects.
📍 791 Canal Rd, Mount Sinai, NY, 11766
📞 631-331-5305
📍 94 Old Post Rd, Mount Sinai, NY, 11766
📞 631-331-2600
📍 216 Chestnut St, Port Jefferson Station, NY, 11776
📞 631-476-6160
📍 216 Chestnut St, Port Jefferson Station, NY, 11776
📞 631-476-6160
📍 6240 N Country Rd, wading river, NY, 11792
📞 516-523-2173
🌐 energywiseconst.com
we build a quality product that will save you money every season. we have the experience to build it right and we specialize in customer service.
📍 4513 Nesconset Highway, Port Jefferson Station, NY, 11776
📞 631-828-2005