Long Energy offers the best quality products to keep your home warm or cool, with installation or replacement of Oil heat equipment, gas heat equipment, and air conditioning. We carry only the finest in name brand product lines and products to meet your every comfort need in Columbia, Albany, Schenectady, Saratoga, Schoharie, and Rensselaer Counties. Long Energy offers the best quality products to keep your home warm or cool, with installation or replacement of Oil heat equipment, gas heat equipment, and air conditioning. We carry only the finest in name brand product lines and products to meet your every comfort need. Our commitment to quality goes beyond our products. All of us at Long Energy dedicate ourselves daily to your total comfort. Our expert technicians stand ready to serve our customers, and our customer service staff ensures your home comfort needs are attended to quickly, courteously and completely.