electricity related services in the nature of an aggregate energy agent, namely making a customer's onsite generator capacity dispatchable to meet the demands of a public utility; energy auditing; engineering services, monitoring energy usage and energy load profiles of others and energy interruption notification services

apparatus and instruments for measuring, analyzing, recording, controlling and regulating physical quantities, namely, gas, electricity and energy meters; remote monitoring hardware, switchgear required for parallel operation of generators, transformers and power system protective relays