System and method for management, forecating and disaggregation of power consumption data

A power consumption data analysis system, the system comprising:

• at least one power consumption meter, electrically coupled to a power grid of a premises having at least one power consuming device of at least one consumer;
• and
• an analysis computerized device coupled to the at least one power consumption meter and configured to receive power consumption data corresponding to the at least one consumer, wherein the computerized device comprises a processor and a memory unit that is configured to store code to be processed by the processor,
• wherein code executed on the processor is configured to allow:
• determination of power consumption patterns;
• disaggregation of power consumption data received from the at least one power consumption meter;
• and
• recommendation of energy saving based at least on the disaggregation.