We Deliver Good
Old Fashioned Customer Service

License number HTG.0301754-S1 H.O.D.#0000534




In business since 1989, Ryan Oil Company Inc serves the greater New Haven area. We provide full-service residential and commercial services. We’re licensed and insured and provide emergency service 24 hours a day, seven days a week.




Jerry-Fuel-LogoPremium Fuel Oil, with Avalux Detergent Additive

Service Contracts

Budget Plans

Sales, Service, Repair and Installations

Heating and Air Conditioning


Call us and ask about our 25th anniversary special! We offer free estimates and consultations.


Edward J Ryan III, President


Ryan Oil Company Inc Is a Member of:
Better Business Bureau

Hamden Chamber of Commerce

The Independent Connecticut Petroleum Association

National Association of Oil and Energy Service Professionals 

Hamden – BNI

(203) 248-6984 - (203) 248-3991 (Fax)      salesandservice@ryanoilcompanyinc.com

11B Rossotto Drive, Hamden, CT 06514     Monday - Friday, 8 am - 5 pm