All Island Trim All Island Trim is a regional company located on Long Island that is recognized in several states along the eastern seaboard not only for the outstanding excellence in custom carpentry, but also for its intellectual approach to home improvement. Our company was formed in 1987 by Robert and Keith, brothers who are not just “good carpenters, ” but dedicated professionals with the capacity of building a simple vanity, the perfect European kitchen, to constructing an entire 15,000 square foot home from the foundation on up. All Island transcends the home improvement industry with superior computerized technology and acuity in the design and completion of your personalized project. The word "acuity" is defined as "keenness or sharpness of perception." It also describes our strength of vision in EVERY project we undertake. All Island Trim is licensed and insured for your peace of mind and financial protection.