Sullivan Plumbing & Heating Inc provides water filtration, water heaters, boilers, radiant heating, drain cleaning, plumbing repairs, backflow testing, new construction and renovation, and sewers and water mains services to Massapequa, NY, and surrounding areas. At Sullivan Plumbing & Heating Inc, we pride ourselves on delivering exceptional plumbing and heating services to customers in Nassau and Suffolk counties, NY. With over 20 years of experience, our licensed and insured team is dedicated to providing reliable and efficient solutions for all your plumbing needs. As a locally and family-owned business, we understand the importance of trust and quality in every job we undertake. Our commitment to customer satisfaction is evident through our same-day estimates and emergency availability. We also offer financing with Synchrony Bank. We are also proud to be national grid certified and to support our community by sponsoring the Massapequa International Little League. Whether you need help with water filtration systems, water heater repairs, or commercial plumbing installations, you can count on us to get the job done right.