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PERSONNEL

Benjamin C. Mueller, P.E., Noise Control Engineer · Mr. Mueller is a principal of Ostergaard Acoustical Associates.  Ben obtained his professional engineer licenses based on his expertise in acoustics.  He oversees acoustical testing, analysis, and the development of solutions for architectural, environmental, and industrial projects. more...

Joseph A. Keefe, Expert in Architectural Acoustics · Mr. Keefe is a musician and physicist with over a decade of acoustical consulting experience. Joe’s fine analytic skills include Room Acoustics Design, Sound Isolating Construction, Sound System Design, HVAC Noise Control, and Community Noise Ealuation and Control. more...