“Over a three-year period, our gross dollar volume has doubled. Not just the mini splits — the gross business has doubled. But the mini split is a major portion of that.”

As the president/owner of Restivo’s Heating & Air Conditioning in Johnston, Rhode Island, Jack Restivo has the family business enjoying a fairly rare position these days: It is succeeding in its third generation, a time when many tend to deteriorate or sell off. On top of that, three next-generation Restivo men are pursuing their own trade educations and certification.