Business Details
50+ Years
experience
Emergency
services
Trusted HVAC & Heating Oil Services in Cumberland
Since 1961, Willison Oil has been a family-owned business dedicated to providing reliable heating and cooling solutions across Maryland, Pennsylvania, and West Virginia. Our expertise spans residential heating oil delivery, HVAC system installation and repair, and industrial lubricant supply, backed by decades of hands-on experience. We prioritize prompt, professional service while maintaining a strong commitment to community through heating assistance programs and local partnerships.Our team of certified technicians ensures systems operate efficiently year-round, offering tailored solutions for both home comfort and industrial needs. With a focus on transparency and customer satisfaction, we combine personalized service with the capability to meet large-scale demands.
Services
Heating Oil Delivery
HVAC Repair
HVAC Installation
Industrial Lubricants
Scheduled Deliveries
On-Site Tanks
Parts Sales
Agricultural Fuel Supply
Construction Site Fueling
Citgo Lubricants Distribution
Details
- Year established: 1961
Highlights and features
- Family-owned since 1961 with generations of local expertise
- Certified technicians for HVAC and industrial lubricant solutions
- 24/7 readiness for urgent heating needs
- Community-focused through heating assistance programs
- Tailored fuel supply for residential and industrial clients
What people say
Prompt service
Reliable heating oil delivery
Expert technicians
Community involvement
Quality parts available
Services
Heating Oil Delivery
We deliver high-quality home heating oils directly to residences across Maryland, Pennsylvania, and West Virginia. Our reliable delivery schedule ensures homes remain warm during winter months. Customers receive consistent fuel quality with flexible delivery options tailored to individual needs.
HVAC Repair
Our certified technicians service oil furnaces, heat pumps, and air conditioning units for residential clients. Emergency repair services address urgent heating and cooling needs. Regular maintenance plans extend system longevity while optimizing energy efficiency for homeowners.
HVAC Installation
We install oil and gas furnaces, heat pumps, and air conditioning systems customized to home requirements. Professional installation ensures optimal performance and energy efficiency. Our team provides expert recommendations based on home size and climate needs.
Industrial Lubricants
We supply Citgo-branded engine oils, hydraulic fluids, and industrial greases for agricultural, construction, and manufacturing sectors. On-site tank solutions support large-scale operations with customized delivery schedules. Products meet industry standards for performance and reliability.
Parts Sales
We sell HVAC replacement parts directly to customers at our Cumberland, MD location. Parts include furnace components, filters, and system accessories. While electrical parts are non-returnable, installed parts carry full warranty coverage for customer protection.
Questions
What heating services do you offer?
We provide heating oil delivery, furnace repair, HVAC installation, and parts sales for residential customers across MD, PA, and WV.
Do you offer emergency heating repairs?
Yes, our team responds promptly to urgent heating system failures during business hours.
What industrial products do you supply?
We distribute Citgo lubricants including engine oils, hydraulic fluids, and industrial greases for agricultural and construction sectors.
Are parts warranties available?
Parts installed by our technicians carry full warranty coverage. Electrical parts purchased over-the-counter are non-returnable.
