Since 1923, Cleghorn Oil has been committed to serving families and businesses in Central Massachusetts and Southern New Hampshire. We’re dedicated to our communities and families who live there. That’s why our delivery and service teams are experts in running your home efficiently throughout the seasons. We deal with only the most high-efficiency equipment from the best heating and cooling manufacturers in the U.S. We make sure that you and your family is always comfortable, 24 hours a day – 7 days a week.