The Energy Conservatory

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The Energy Conservatory (TEC) is a Minneapolis-based manufacturer specializing in precision diagnostic equipment for the building performance testing industry. Founded in 1980, TEC has become a global leader in providing tools and support to building professionals, with a focus on creating efficient, affordable, and healthy buildings. The company operates with a dedicated team of approximately 19-22 employees and generates annual revenue between $1.5 million and $4 million. TEC offers a comprehensive line of diagnostic equipment designed to address comfort, energy use, durability, and air quality issues in buildings. Notable products include the Minneapolis Blower Door System for airtightness testing, the Duct Blaster® System for duct airtightness testing, and the TrueFlow Air Handler Flow Meter. Additionally, TEC provides digital pressure and flow gauges, as well as software and training materials to support building professionals in their work. The company's commitment to innovative design and technical support has established its products as the standard in the industry.