802 Energy Services is based in Guildhall, Vermont, but we will cover all of Vermont and New Hampshire for pellet boiler & furnace installations and servicing.  We are fully licensed and insured, with over 13 years of experience in the heating business.  We specialize in top-end pellet heating technology and install premier Maine Energy Systems heating systems.  We are also oil certified and can also install, service, and maintain your primary or backup oil heating system.