Sensors for monitoring light for the purpose of adjusting brightness, temperature, humidity, namely, hygrometers, air quality, namely, particle counters, and for measuring energy consumption; Thermostats; Power strips; Electric plugs; Gateway routers in the nature of computer control hardware for controlling heating and cooling systems and sensors that monitor light, temperature, humidity, air quality, and that measure energy consumption; Mobile computing and operating platforms consisting of data transceivers, wireless networks and gateways for collection and management of data that is generated by sensors for monitoring light, temperature, humidity, air quality, and that measure energy consumption; Mobile computing and operating platforms that consist of data transceivers, wireless networks and gateways for controlling heating and cooling systems and for collection and management of data that is generated by sensors that monitor light, temperature, humidity, air quality, and that measure energy consumption; downloadable software in the nature of mobile applications for controlling heating and cooling systems and for collection and management of data that is generated by sensors that monitor light, temperature, humidity, air quality, and that measure energy consumption