• Cotati, CA
    Phone: 707.794.0400
    Denver, CO
    Phone: 720.306.8322
  • News


    Caltrans Quieter Pavement Manual Now Available Online
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    Illingworth & Rodkin's Dana Lodico interviewed on highway noise barriers
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    Caltrans "Technical Guidance for Assessment and Mitigation of the Hydroacoustic Effects of Pile Driving on Fish" is available online.
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    I&R presentations for the ADC40 Summer Meeting can be found at
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    Please join the webcast of the ADC40 technical session on rumble strip noise on Tuesday, June 26th. This session will include a presentation by Paul Donavan and Bruce Rymer (Caltrans) from 11:40 am to 12:20 pm Mountain Time on "Measuring The Noise And Vibration Response Of Vehicles To Rumble Strips".
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    Welcome Emilie To as the newest consultant at I&R.
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    Welcome Tanushree Ganguly as the newest staff consultant at I&R!
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    Dana Lodico has been elected to the INCE-USA Board of Directors for a three-year term. Paul Donavan has been selected as the new I-INCE Secretary General. He has also been elected for a one-year term on the Board of Directors of INCE-USA.
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    Congratulations to Casey Zaglin on her promotion to Staff Consultant!
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    Congratulations to Paul Donavan on being awarded the 2016 Harter Rupert Best Paper Award for his paper, entitled "Development and Application of Onboard Sound Intensity Calibrator for Tire Noise Measurement".
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    Illingworth & Rodkin has expanded its presence in the Rocky Mountain Region with the opening of its latest office in Denver, Colorado.
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    Engineers and scientists in several states are trying to pave the way to a quieter future,experimenting with rubber, asphalt and gravel in search of a way to make roads less noisy.
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    Illingworth & Rodkin, Inc. received the Federal Highway Administration 2009 Environmental Excellence Award for Excellence in Environmental Research for Quiet Pavement Research: Development of Technology for Measurement of Tire/Pavement Noise Using the On-Board Sound Intensity Method.
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    Illingworth & Rodkin, Inc. received the Federal Highway Administration 2005 Environmental Excellence Award for Excellence in Ecosystems, Habitat and Wildlife for Fisheries-Hydroacoustics Mitigation for San Francisco Bay Bridges / Bioacoustics Workgroup.
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    Who We Areimg
  • An acoustical engineering firm with experience since 1987 in architectural acoustics learn more
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  • Expert consultants dedicated to providing clients with quality service in acoustics management learn more
  • Past Performanceimg
  • Since 1987 Illingworth & Rodkin consultants have conducted over 4,500 proprietary studies in... learn more
  • In the Newsimg

    Illingworth & Rodkin's Dana Lodico interviewed on highway noise barriers...learn more

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