Open building automation, since 1992
Efficient Building Automation Corporation (EBAC) is a privately held company and a total solutions provider of open, interoperable and integrated facility automation products, services and support that enable our partners to deliver building automation solutions of unequalled quality, reliability and performance.
EBAC is the developer, manufacturer and support provider of the Circon® suite of building automation hardware and software products, and we are dedicated to continual improvements within the existing product offering, as well as ongoing development initiatives focused on new and innovative products and services.
Since its inception in 1992, the Circon product suite has focused on developing open systems solutions for the rapidly expanding and dynamic building automation market. Circon was the first North American product that integrated multiple building control systems and continues to be a leading-edge product in the open system marketplace.
EBAC is dedicated to helping our System Integrator customers apply the most appropriate technologies, tools, products and services to a wide variety of facility automation and control requirements.
Commitment to sustainability
EBAC's products and services are implemented on a daily basis to increase the efficiency of buildings and their systems, to reduce energy consumption, and decrease the overall environmental impact. Our System Integrators employ the latest in technical solutions and practices, and work with clients in ensuring that their sustainable goals are understood, and results achieved.

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