Dierks Heating Company, Inc. was established in 1917. We are one of New York's oldest union (Local 638) HVAC/Mechanical contractors and are a family owned and operated business. We are a NYC/NYS Certified Bonded WBE contractor and generally bid and perform work up to approximately $10,000,000.00 We also offer temporary boiler and temporary fuel oil tank rentals. Recent Projects: -Harbor High School (Governor's Island) -PS 287 (Queens) -PS 665 (Brooklyn) -PS 244 (Queens) Current Projects: -PS 170 (Brooklyn) -Pre K 765 (Brooklyn) -Pre K 373 (Bronx) -PS 317 (Bronx) -Pre K 692 (Brooklyn)