Heating and Cooling Services for New Castle County, DE
Hillside Oil Heating & Cooling is a full-service home heating oil and HVAC company proudly serving homeowners and businesses throughout New Castle County, DE. Whether you need heating oil delivery, furnace repair, air conditioning installation, or maintenance, we’re committed to keeping your home or business comfortable year-round.
Comprehensive Heating & Cooling Solutions
Heating Oil Delivery
We provide dependable heating oil delivery with automatic refill options, ensuring you never run out. Our oil heating system services include installing, maintaining, and repairing oil-fired furnaces, boilers, and burners to keep your home warm and efficient.
Heating Services
Our team specializes in gas, propane, and electric heating systems, including furnaces, boilers, heat pumps, and ductless mini-splits. Whether you need a new installation, routine maintenance, or emergency repair, we have the expertise to keep your system running smoothly.
Cooling Services
We offer installation, repair, and maintenance for central air conditioning and ductless mini-split systems. Improve indoor air quality with air purifiers, humidifiers, dehumidifiers, and high-efficiency filtration systems for a healthier home.
Service Plans
We offer comprehensive service plans to keep your heating and cooling systems running efficiently. Plans include HVAC maintenance, automatic oil delivery, budget-friendly billing, and an oil tank warranty program, providing peace of mind and cost savings.
Comfort Upgrades
Keeping your paws comfy all year involves more than heating and cooling products and services.
- Smart Device Control. Hillside sells and installs Smart thermostats, allowing remote temperature control from your smartphone or computer for convenient scheduling.
- Tankless Water Heaters. Hillside installs tankless water heaters, providing endless hot water, improved energy efficiency, and space-saving convenience.
Commercial Fuel Services
Hillside supplies diesel fuel and heating oil to businesses across Delaware, Maryland, and Pennsylvania. As the only oil company in New Castle County with a top-loading rack system, we provide competitive market pricing and 24/7 fueling at 40 Brookhill Drive, Newark, DE.
Call us to schedule any of our services at 302-738-4144 (DE&PA) or 410-398-2146 (MD).
REQUEST SERVICE
This contact form does not substitute for a service call request. Please call our office 302-738-4144 or 410-398-2146. Thank You.
Locations We Serve
New Castle County, DE — Heating Oil & HVAC Company
Join Over 5000 Customers Who Trust Hillside For
- Modern Energy-Efficient Products
- Exceptional Customer Service
- Fast and Flexible Scheduling
- Up-Front and Fair Pricing
- Industry Leading Warranties
- Excellent Service and Maintenance Plans
- Courteous and Professional Technicians
- Over 70 Years of Industry Expertise
THE TRUSTED COMFORT EXPERTS OF DE, MD, & PA
WE LOVE OUR CUSTOMERS
All of our work is guided by three generations of family attitudes and values – respect, loyalty, integrity, accountability, honesty, kindness. We pride ourselves on building excellent relationships with our customers, some of whom we have served for decades, and then gone on to serve their children for decades. Above all, we know what it’s like to be a customer and how we’d like to be treated.
That’s why we’re so honored to have received thousands of glowing ratings, reviews, recommendations, and testimonials from our heating and cooling customers. It means the care we put into our work shows through, and that we truly are doing customer service right.
Proudly Serving New Castle County, DE, Cecil County, MD and Southern Chester County, PA.
