AD Forester Forestry Consultants. Forest and forestry consulting information and guidance. Land management and timber harvesting expertise. NYS forest tax reduction program assistance and logging management. We serve the following counties: Greene, Columbia, Ulster, Dutchess, Albany, Rensselaer, Saratoga, Delaware, Fulton, Broome, Sullivan, Otsego, Schenectady, Washington, Otsego, Montgomery and Warren.