For over 90 years, the people of Eastern Connecticut and Rhode Island have relied on DDLC Energy to keep their homes warm in winter and cool in summer. We’re your local branch of HOP Energy, a trusted source for home heating oil and propane delivery, high-efficiency heating and cooling equipment sales and installation, and reliable 24-hour emergency service. DDLC Energy VideoDDLC Energy offers convenient online bill-pay options and affordable budget programs. We are also committed to providing unparalleled service to our valued customers. Being a good neighbor is part of our culture, and many of our employees live and work in the towns we serve.