Get comfortable. Stay comfortable. Stanley Ruth New York City’s premier heating and air conditioning company. Stanley Ruth is New Yorks only thru-the-wall heating and cooling company focusing exclusively on private residences. And we bring more than a century of experience to every job. Stanley Ruths Story With 110 Years of History, Stanley Ruth Still Stands Strong as New York’s First Choice For Thru-The-Wall Heating and Cooling Units. Here’s why: A Long and Storied History As one of the oldest family-run businesses in America, Stanley Ruth brings a level of experience and expertise no one else can match. We take care of our employees, our customers, and our New York City community. Exclusively Focused on Private Residences We are the only company in the New York area specializing exclusively in private residences. You’ll never risk taking a back seat to commercial or corporate clients. We Take Care of Complexity Whether it’s a strict co-op board, convoluted city codes or a delicate landmark building, Stanley Ruth’s proven track record of navigating red tape ensures no unexpected hold-ups come between you and your thru-the-wall system.