Business Details
50+ Years
experience
Emergency
services
Trusted Fuel Delivery & HVAC Services in East Quogue, NY
Since 1934, Mendenhall Fuel has been a family-owned and operated business serving Eastern Long Island with reliable fuel delivery and HVAC services. Founded by C.L. Mendenhall with a pickup truck and a 200-gallon tank, our company grew through decades of dedication to quality, integrity, and customer satisfaction. We specialize in heating oil and kerosene delivery, automatic fuel scheduling using degree-day technology, and budget payment plans to ease annual costs. Our HVAC division installs, repairs, and maintains cutting-edge heating and cooling systems, including boilers, furnaces, water heaters, and central air conditioning. With 24/7 emergency service, 365 days a year, we prioritize prompt response times for urgent needs, ensuring uninterrupted comfort for homes and businesses.Our team of experienced technicians continuously trains in heating oil, propane, natural gas, and emerging energy solutions like solar and wind. Over 85 years of service, weve built lasting relationships with customers and employees, including staff members with over 30 years of tenure. We pride ourselves on our commitment to community, innovation, and adapting to industry changes while maintaining the personalized touch of a family business. Our history of overcoming fuel shortages during World War II and pioneering bulk storage facilities underscores our resilience and forward-thinking approach. Today, we remain dedicated to providing affordable, efficient energy solutions tailored to the unique needs of Long Island residents.
Services
Fuel Delivery
Heating Systems
Cooling Systems
Water Heaters
Service Contracts
Details
- Year established: 1934
Highlights and features
- We offer 24/7 emergency HVAC service for urgent heating and cooling needs.
- Family-owned since 1934, we combine decades of industry experience with personalized service.
- Automatic fuel delivery based on degree-day technology prevents fuel shortages.
- Our team maintains certifications in heating oil, propane, and natural gas systems.
- We provide budget payment plans to help customers manage annual fuel costs evenly.
What people say
Great service
Friendly staff
Home town atmosphere
Affordable prices
Courteous technicians
Services
Fuel Delivery
We provide prompt heating oil and kerosene delivery to Long Island homes and businesses using advanced degree-day scheduling to ensure timely refills. Our budget payment plans spread annual costs into monthly installments. With a fleet of modern trucks and storage tanks, we guarantee reliable service even during high-demand periods.
Heating Systems
Our technicians install, repair, and maintain oil-fired boilers, furnaces, and water heaters designed for Long Island winters. We offer 24/7 emergency service for heating failures and carry top-tier equipment with energy-efficient certifications. Regular maintenance plans extend system lifespan and optimize performance.
Cooling Systems
We specialize in central air conditioning installation, refrigerant leak repair, and duct cleaning for improved indoor air quality. Our energy-efficient systems reduce electrical consumption by up to 40% while maintaining consistent temperatures. Annual maintenance checks prevent breakdowns during summer months.
Service Contracts
Our service contracts cover preventive maintenance and priority emergency repairs for heating and cooling systems. Plans include twice-yearly inspections, filter replacements, and discounted labor rates. Optional upgrades add coverage for parts and refrigerant refills, ensuring comprehensive protection against unexpected costs.
Emergency Service
We provide round-the-clock emergency HVAC service for critical heating and cooling failures. Our on-call technicians respond immediately to no-heat or no-cool situations, with direct dispatch for urgent repairs. Available 365 days a year, including holidays and extreme weather events.
People
C.L. Mendenhall
Founder
Founded Mendenhall Fuel in 1934, pioneering fuel delivery on Long Island during coal-to-oil heating transitions. Survived World War II service and fuel shortages to build a legacy of resilience and customer-centric service.
Alice Mendenhall
Partner
Assisted in bookkeeping and order management during the company's early years, establishing foundational operational systems that supported business growth through wartime fuel shortages.
Tom Mendenhall
President
Joined the business in 1968 after military service, expanding HVAC services and implementing modern delivery systems. Holds certifications in heating and ventilation technologies, ensuring technical excellence across operations.
Becky Mendenhall
Operations Manager
Fourth-generation team member managing day-to-day operations, with expertise in service scheduling, customer relations, and implementing energy-efficient solutions for residential clients.
Nick Luparella Sr.
Senior Technician
30+ year veteran technician specializing in oil-fired heating systems, with extensive experience in boiler maintenance, water heater installations, and emergency repair protocols.
Questions
Do you offer emergency HVAC services?
Yes, we provide 24/7 emergency HVAC support for heating and cooling failures, with technicians available year-round.
What Long Island areas do you service?
We serve all Eastern Long Island towns from Amagansett to Yaphank, including Ocean Beach and Shelter Island.
What payment options are available?
We accept major credit cards and offer budget payment plans to spread annual fuel costs into monthly installments.
Are service contracts worth it?
Our service contracts reduce long-term costs through preventive maintenance, priority emergency access, and discounted repair rates.
Do you install energy-efficient systems?
Yes, we specialize in high-efficiency boilers, furnaces, and central air conditioning systems that reduce energy consumption up to 40%.
How does automatic fuel delivery work?
We use degree-day tracking to schedule deliveries based on your home's specific heating demands, preventing fuel shortages.
