OESP is dedicated to the advancement of all energy service professionals.

Our national membership represents service professionals like you – sales professionals, small business owners, supervisors or managers of service departments, plumbers and technicians.

We all have the same goal: To install and maintain high-quality, energy-efficient products and services to our customers every day. OESP supports our members through educational programs, networking and recognizing excellence via our annual industry awards.

Get Involved

OESP members decide how much to be involved. Members are encouraged to participate in a class, attend the annual convention, join a chapter or participate in an Oil Heat Cares Project.