Shells Only Complete Home Improvements have decades of hands-on experience working every facet of residential construction. Specializing in dormers, extensions, new homes, kitchens & baths, Shells Only has grown over the past five decades due to hard work and dedication to its clients, becoming one of Long Island’s largest and best-known interior & exterior building and remodeling firms. Large enough to get your project done on time and in budget, while maintaining the personal touch of small business. We don't work for you, we work with you, and have the knowledge and creativity to make your ideas a reality. Our full service firm handles everything from architectural drawings and permits to the final coat of paint and anything in between. We invite you to be as hands on as you'd like, but understand in today's busy world, you don't need extra tasks like filing permits or shopping store to store finding products.