Home: Experience the Paradigm Shift! Servicing New Hampshire, Massachusetts, Maine & Beyond! Paradigm Plumbing, Heating & Air Conditioning, Inc. specializes in complete residential and commercial plumbing, heating and air conditioning services. With over 23 years of experience, we offer a full array of plumbing, heating and air conditioning services, from new construction, to remodeling, to service repairs and maintenance. Experience the Paradigm Shift with our thorough quality, personalized customer service and valued prices. We put ourselves in your shoes. We are independently owned and operated servicing Manchester, Concord and all surrounding areas of New Hampshire as well as parts of Maine and Mass. Whether you are a home owner, builder, property manager or commercial construction company, call today for your quote or estimate. We are open 7:30 a.m to 5:00 p.m. Monday through Friday, and we offer 24-hour emergency service. Service with a smile! :)