Propane Gas, Oil and Kerosene delivery for residental, commercial and industrial. Heating system installations and repairs. 24 Hour Service. Pre-Buy and Budget options. New Hampshire. Massachusetts. Palmer Gas/Ermer Oil Company is a family-owned and operated propane and fuel oil company located in Atkinson, New Hampshire. Since 1932, its quality trained staff and licensed field technicians have provided the best in energy-saving products and services to over 61 communities throughout southern New Hampshire.