Cambridge Sound Management, LLC (CSM) is the developer of Qt Quiet Technology™ sound masking systems. CSM offers innovative, simple and intelligently designed solutions to the problems of privacy and acoustic distractions. Qt Quiet Technology combines exceptional audio performance, low impact installation, and affordability. Qt™ systems consume less power than a 40 watt light bulb per 180,000 square feet (16,723 m2) is GreenSpec listed and can contribute to your LEED Certification.
The Chamberlain Group, Inc. is the world's largest manufacturer of residential and commercial door operators, access control products and gate operators.
With 170 employees and 50 years of experience, VACUUBRAND manufactures the most comprehensive range of vacuum pumps, gauges and controllers for rough and fine vacuum for laboratory use. The product range comprises rotary vane pumps, oil-free diaphragm pumps, complete pumping units, flexible vacuum systems and solutions for local area networks. The modular vacuum systems comply with the technical and economical requirements for vacuum generation and also ecological criteria in outstanding degree.
Zehnder America, Inc. provides high quality heating and ventilation solutions to promote comfortable, healthy, and energy-efficient indoor living. Zehnder Comfosystems ensure fresh air and a healthy atmosphere for the home year-round.