 Marvin Hamstad, Ph.D. - http://www.engr.du.edu/profile/marvin.htm Acoustic emission specialist; waveform-based wideband acoustic emission research and development involving composites, metals, finite element modeling, and AE sensors. |
 Bruel & Kjaer - http://www.bk.dk/ Manufactures instruments, systems, and software, providing complete system solutions. |
 David Trevor-Jones Associates - http://members.aol.com/acolthurst/index.html Offers noise and vibration measurement and assessment for noise nuisance investigation, site evaluation and planning, environmental assessment, public inquiries, enforcement, and noise and vibration control. United Kingdom. |
 Roth Acoustical Associates - http://members.aol.com/rothsi/ Noise control consultants providing assistance with industrial, architectural, community and product noise control and acoustic issues. |
 Harris Miller Miller & Hanson Inc - http://www.hmmh.com/ Provides a full range of acoustical environmental services for airports, highways, rail and transit systems, military activities, construction projects, industrial sites, and recreational facilities. |
 Associates in Acoustics, Inc. - http://www.esion.com/ Consulting firm in industrial noise measurement, engineering noise control and hearing conservation programs. Includes noise manual downloads and resource links. |
 The Balancing Company - http://www.balco.com/ Provides dynamic and static balancing, field balancing, overspeed spin testing, fan and blower repair, vibration analysis, predictive maintenance, and balancing machine calibration and repair. |
 Risk Management Information Service - http://www.rmis.com/sites/ergvibra.htm Providing paid subscribers with ergonomics information pertaining to tool design. |
 Auralex Acoustics - http://www.auralex.com Specializing in the manufacture of acoustical and soundproofing materials. Offering acoustic foam, bass traps, sound isolation barriers, sound diffusors, and consulting. |
 Quality Research Development & Consulting Inc. - http://www.qrdc.com/ Offers service, technology, hardware and software products which incorporate energy management techniques for vibration and noise control problems . |
 Power Acoustics, Inc - http://poweracoustics.com/ Provides consulting services in acoustics and noise control for industrial applications with specialization in the power generation industry. Environmental noise prediction software is also available. |
 Architectural Acoustics and Lighting - http://www.tir.com/~ms Acoustic and lighting definitions and concepts. Reference for architects and interior designers. |
 Internet Sound Institute - http://www.soundinstitute.com/ Learn about sound systems and operational techniques and how to use sound equipment. |
 Applied Acoustic Design - http://www.aad.co.uk/ Acoustic and environmental engineers and consultants offering noise and vibration control and consultancy services worldwide. Automotive test facilities designers. |
 Massey Technical Services - http://equipmenthealth.com/ Provide engineering services for industrial operations including preventive maintenance with the use of vibration analysis, and infrared thermography. |
 Sound Intensity Measurements - http://www.soundintensity.com Provides on-site, accurate results for product research and testing as well as various complex environmental or industrial noise issues. |
 Mecon Ltd - http://www.mecon.ltd.uk/ Consultants in acoustics, vibration, noise control, and NDT. United Kingdom . |
 HGC Engineering - http://www.buildingvibration.com Structural dynamics include building vibration and floor vibration, which can cause structural fatigue. The solution is applying Finite Element Analysis (FEA) methods to design custom vibration isolation systems. |
 Audiometric Testing of Northern New England - http://home.earthlink.net/~dagneyt/ Hearing testing and conservation programs for business and industry. Understand and control noise levels, lower employee hearing loss, and meet OSHA 1910.95 requirements. |
 Robert A. Hansen Associates - http://home.earthlink.net/~hansenassoc Consultants in acoustics and audio/video systems design. |
 Rupert Taylor Ltd - http://www.ruperttaylor.com/ Consultants in acoustics, noise and vibration specializing in railway noise and vibration, particularly computer modeling. |
 Stoneman & Co Ltd - http://www.stoneman.co.uk/ Engineering consultancy specialising in industrial and environmental noise issues, including automotive fuel systems dealing with tank slosh and filling problems. |
 Ostergaard Acoustical Associates - http://www.acousticalconsultant.com/ Providing acoustical consultation for architecture, forensics, industrial and environmental acoustics. |
 Quanta Laboratories - http://quantalabs.com/ Independent environmental testing laboratory and provider of vibration, shock, temperature and humidity testing, engineered test services and special test systems. |
 Wieland Associates, Inc. - http://www.wielandassoc.com/ Acoustical consulting firm provide noise assessments, and control studies, testing, and design services for residential, commercial, industrial and municipal projects. |
 Hessler Associates Inc - http://www.hesslernoise.com/ Provide noise control design and analysis services for industrial customers, particularly those involved in the manufacture and construction of power generation equipment and facilities. |
 Patching Associates Acoustical Engineering Ltd. - http://www.patchingassociates.com Offering acoustical consulting and design in oil and gas, architectural, transportation, mining, manufacturing and environmental noise control. |
 Redrock Acoustics - http://www.redrockacoustics.com/ Design engineers for acoustical transducers including ribbon tweeters and high power subwoofers. |
 Landmark Sound Labs - http://www.landmarksoundlabs.com/ Offer professional and consumer electro-acoustic engineering services for laboratory and field acoustic testing , audio product research and development and acoustic design and testing of audio spaces . |
 Bowlby and Associates, Inc. - http://www.bowlbyassociates.com Assistance in transportation and community noise analysis and mitigation, and transportation air quality assessment. |
 SVT-Engineering Consultants & NVMS Pty Ltd - http://www.svt.com.au/ Consultants in occupational and environmental noise assessment, vibration and noise control engineering, structural dynamics, flow-induced vibrations, acoustic fatigue analysis, and machine condition monitoring . |
 Cullum Detuners Limited - http://www.cullum.co.uk 50 years experience in the design, development, manufacture and installation of jet engine test facilities. |
 Stewart Acoustical Consultants - http://www.stewartacousticalconsultants.com Acoustical consultants providing services in architectural acoustics, environmental-community noise, and industrial-occupational noise. |
 Pollution Control Consultancy and Design (PCCD) - http://www.pccd.com.au/noisepol.htm A Sydney based, independent, accredited acoustical and environmental engineering consulting firm that provides a services in air, noise and water pollution assessment and control. |
 Noise Control Engineering Inc. - http://www.noise-control.com/ Offer noise and vibration control engineering services for the marine, industrial, and commercial environments. |
 Commercial Sites - http://asa.aip.org/links.com.html Links to commercial sites emphazing acoustics from the Acoustical Society of America (ASA) . |
 Sount Technology Consultants, Inc. - http://www.sound-technology.com/ Acoustics, sound, theatrical lighting, and AV systems for churches, theme parks, and stadiums. |
 Quest Technologies Inc. - http://www.quest-technologies.com/ Manufactures, markets and services a complete line of including sound level meters, noise dosimeters, vibration meters, and QuestSuite for Windows data management software. |
 Ingenieurbuero Dr. Bodden - http://www.product-sound.com/ Consultants for sound quality, sound design, applied psychoacoustics, acoustical measurements and related topics. |
 Navcon Engineering - http://www.navcon.com/ Offer solutions to problems related to airborne and structure borne noise, vibration, and structural dynamics. Consulting services include problem diagnosis, design, manufacture, implementation and verification. |
 PDA Ltd - http://www.pdaltd.com/ Acoustic and noise consultants covering architectural, mechanical and environmental noise areas and offering expert analysis and advice. |
 The Talaske Group - http://www.talaske.com/ Consultants in acoustics audio and video systems design. Includes a listing of completed projects. |
 Design, Imaging, & Control, Inc - http://www.deicon.com/ Research, development and consulting in sound and vibration control and advanced control systems. |
 Bretech Group of Companies - http://www.bretech.com/ Provides engineering services to clients around the world. Principal fields of activity include; maintenance management, condition monitoring, and advanced diagnostics. |
 CCR Associates Llc - http://www.ccrllc.com/ Offers consultation and diagnostic services to organizations with acoustical concerns that include speech privacy, confidentiality, and machine noise . |
 CSA Engineering, Inc. - http://www.csaengineering.com/ Provides engineered solutions for vibration suppression, isolation, very low-frequency suspension systems, noise control, and specialized dynamic testing. |
 Charles M. Salter Associates - http://www.cmsalter.com/ Provide acoustical consulting and audio and visual system design services. |
 Reactec, Ltd - http://www.reactec.com/ UK. Design, development and manufacture of hand-arm, whole body, and machine and marine vibration control and isolation, and anti vibration systems and services. Custom development and technical consultancy services. Links to related sites. |
 DSM & Associates - http://www.dsmassociates.com Solutions for acoustics, sound, audio/visual systems and project management. Assisting architects, engineers, school systems, Colleges and Universities, churches, recording studios, television and radio stations contractors. |
 NVH Materials - http://www.nvhmaterials.com/ Links to associated websites around the world involved with noise, vibration, and harshness. Links are categorized for easy searching. |
 Machine Dynamics, Inc. - http://www.machinedyn.com/ Engineers offering noise and vibration analysis of machines and structures, field and shop balancing, and alignment. |
 Mecanum Inc. - http://www.mecanum.com/ Consulting and software development in acoustics, vibrations and mechanical engineering. |
 UGN - http://www.ugnusa.com Producer of high-quality parts for acoustic, interior trim and thermal management products. |
 Applied Dynamic Measurements - http://www.admnetworks.com Manufacturer and supplier of precision acoustic weighting networks and filters. Noise and vibration research and consulting, including Torsional Vibration. |
 Envibe Condition Monitoring - http://www.envibe.com/ Designs and implements predictive maintenance programs for industries including food plants, manufacturing facilities, municipal utilities, petrochemical plants, hospitals, and gas transfer stations. |
 Vibratech Ltd. - http://www.vibratech.co.uk/ Offer engineering solutions for the vibration industry. Services include maintenance, repair, calibration, installation, site planning, and technical support. United Kingdom. |
 Acentech - http://www.acentech.com/ Offering consulting in the areas of architecture, noise and vibration control, fluid dynamics, environmental and industrial acoustics, and audiovisual, video and sound system design. |
 Vibro-Acoustic Consultants - http://www.va-consult.com Consultancy specializing in noise and vibration control,from site selection to structural dynamics to building qualification. |
 Predictive Maintenance Services Inc. - http://www.p-m-s-i.com/ Provides predictive maintenance and reliability engineering services on rotating machinery. Vibration analysis and lube testing and wear analysis . |
 Hankard Environmental Inc. - http://hankardenvironmental.com Noise and vibration consultants. Solutions to all types of noise and vibration problems. |
 Ernst Terhardt - http://www.mmk.e-technik.tu-muenchen.de/persons/ter.html Teaching and research on electroacoustics, psychoacoustics, musical acoustics and audiocommunication. This page is written partly in German. |
 Polysonics Corporation - http://www.polysonics-corp.com Consultants in acoustics, vibration, audio-visual systems, and telecommunications. |
 Vibra-Analysis,Inc. - http://www.vibra-analysis.com/ Offers vibration analysis for csi mastertrend users and databases remotely over the internet. Provide analysis and reports which enhance predictive maintenance program. |
 Intelligent System Design Laboratory - http://isd.kjist.ac.kr/ Research and development of optimization for noise control and electro-magnetic system, Department of Mechtronics at Kwangju Institute of Science and Technology, Korea . |
 Camets Services Pty Ltd - http://www.camets.com.au/ Engineering firm with experience in many areas including regulatory and research aspects of acoustics, noise, vibration control, and design. Australia. |
 Apple Dynamics - http://www.appledynamics.com/ Acoustics, electroacoustics, electronics, audio and communication consultancy service. Training courses also provided to industry professionals. United Kingdom . |
 Sound and Vibration Magazine - http://www.sandv.com/ Publication for sound, NVH, and acoustic professionals. Links to other sites. |
 Société d'Acoustique Industrielle - http://www.sai-acoustique.fr/ Engineers offer a range of services for noise and vibration solutions in industrial environments. Bilingual - English and French. |
 BKL Consultants Ltd. - http://www.bkl.ca/ Provide a wide range of objective and independent design services in acoustics, noise and vibration control, and environmental impact noise analysis. |
 Fox Audio - http://www.foxaudio.ca Sound system design and installation for churches, restaurants, institutions, retail outlets, educational facilities, industry |
 Acoustic Associates - http://www.acousticassociates.co.uk Provides an independent consultancy service to solve your noise and vibration related problems. |
 Curtis Technology (UK) - http://www.curtistech.co.uk High Performance DSP specialists providing compact, modular solutions for Radar, Sonar and other DSP applications. |
 Environmental Acoustics - http://www.environmental-acoustics.co.uk Consultancy that surveys,measures and predicts noise from industry and entertainment for planning purposes, public entertainment licensing, legal matters and nuisances. |
 RTA Technology Pty Ltd - http://www.rtagroup.com.au/ Consultants in acoustics, vibration and structural dynamics. Products include a software noise prediction model for the prediction of noise in the environment from industrial and transportation sources. Australia. |
 Soundcontrol4less - http://www.soundcontrol4less.com Specialists in noise and vibration control products. USA. |