Robert Derector Associates is a full service engineering firm with a local feel and a global reach. Founded in October 1980, RDA's practice focuses on the MEP engineering design and commissioning of corporate offices and mission critical facilities, as well as on the modernization of existing building infrastructures.
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SIA Acoustics is an acoustical consulting & design team based in NYC since 1988. Founded by Sam Berkow, SIA Acoustics serves the construction, design, performing arts, and production communities by coordinating with your project team to help define and meet goals for: ambient noise levels, acoustic isolation (privacy), tonal balance, and performance of technical systems.
Visit www.siaacoustics.com for more information