| 3G Ultrasound | Ramsey | NJ |
| 7 Medical Systems LLC | Minneapolis | MN |
| A Plus Medical Company, Inc. | Aurora | OH |
| Abaxis, Inc. | Union City | CA |
| AccelaRAD | Atlanta | GA |
| Acceletronics, Inc. | Exton | PA |
| Accuray | Sunnyvale | CA |
| Accuro Diagnostic Imaging | Ellenton | FL |
| Acist Medical Systems | Eden Prairie | MN |
| ACIST Medical Systems | Eden Prairie | MN |
| ACTIVEXRAY | Mentor | OH |
| Acuo Technologies | St. Paul | MN |
| Advanced Care Technology | Oxford | CT |
| Advanced Transducer Services, Inc. | Saint Louis | MO |
| Advanced Ultrasound Electronics | Tulsa | OK |
| AFC Industries | College Point | NY |
| Agfa Healthcare | Greenville | SC |
| Aktina Medical Corporation | Congers | NY |
| All Star X-Ray | Grand Prairie | TX |
| Alliance Imaging | Anaheim | CA |
| Alliance Storage Technologies | Colorado Springs | CO |
| Allied Medical Imaging, Inc. | Houston | TX |
| Alpine Solutions, Inc. | Camarillo | CA |
| Ambassador Medical | Carmel | IN |
| American Mammographics | Chattanooga | TN |
| American Medical Sales, Inc. | Hawthorne | CA |
| Amicas, Inc. | Brighton | MA |
| Ampronix, Inc. | Irvine | CA |
| Analogic Corporation | Peabody | MA |
| Anthro Corporation | Tualatin | OR |
| Apollo Telemedicine, Inc. | Falls Church | VA |
| APS Imaging, LLC | Woburn | MA |
| Aris Teleradiology | Hudson | OH |
| Armor Mobile Systems | Mason | OH |
| Array Corp USA | Hampton | NH |
| ART Advanced Research Technologies | Montreal | QC |
| Aspyra, Inc. | Calabasas | CA |
| Astellas Pharma US, Inc. | Deerfield | IL |
| Atherotech | Birmingham | AL |
| Atlantis Worldwide, LLC | Yonkers | NY |
| Atlas Medical Technologies | Ontario | CA |
| Aureus Medical Group | Omaha | NE |
| Aurora Imaging Technology, Inc. | North Andover | MA |
| AVNET | Tempe | AZ |
| Avreo, Inc. | New Orleans | LA |
| Aware, Inc. | Bedford | MA |
| Axess Ultrasound | Indianapolis | IN |
| Axolotl Corporation | San Jose | CA |
| Aycan Medical Systems | Rochester | NY |
| Aze Ltd. | Tokyo | |
| B-K Medical Systems, Inc. | Wilmington | MA |
| B. Braun Medical, Inc. | Bethlehem | PA |
| Barco | Duluth | GA |
| BayScribe | Edgewater | MD |
| BC Technical, Inc. | West Jordan | UT |
| BD Medical - Medical Surgical Systems | Sandy | UT |
| Beekley Corporation | Bristol | CT |
| Best Medical International, Inc. | Springfield | VA |
| Bio-Optronics, Inc. | Rochester | NY |
| Biodex Medical Systems | Shirley | NY |
| BioLucent, Inc. | Aliso Viejo | CA |
| Biomorph - Ground Support Equipment (US) Ltd. | New York | NY |
| Bionix Radiation Therapy | Toledo | OH |
| Biophan Technologies Inc. | West Henrietta | NY |
| Bioptics, Inc. | Tucson | AZ |
| Biosound Esaote Inc. | Indianapolis | IN |
| Biotronics3D | London, E14 4BE, UK | |
| Block Imaging International, Inc. | Lansing | MI |
| Bogardus Medical Systems | Oklahoma City | OK |
| Bracco Diagnostics Inc. | Princeton | NJ |
| BrainLAB, Inc. | Westchester | IL |
| Brit Systems, Inc. | Dallas | TX |
| Broadwest Corporation | Denver | CO |
| Bycast, Inc. | Vancouver | BC |
| C R Bard, Inc. | Murray Hill | NJ |
| C-Arms International, Inc. | San Diego | CA |
| C-RAD AB | Uppsala | |
| Cadens Imaging | Granby | QC |
| Calgary Scientific Inc. | Calgary | AB |
| Calypso Medical Technologies, Inc. | Seattle | WA |
| Candelis Inc. | Irvine | CA |
| Canon Medical Systems, Inc. | Irvine | CA |
| Capintec, Inc. | Ramsey | NJ |
| CardiArc Ltd. | Lubbock | TX |
| CardioOptics Inc. | Wilmington | MA |
| Carestream Health, Inc. | Rochester | NY |
| Catalina Imaging | Loomis | CA |
| Cedrus Corporation | San Pedro | CA |
| Celsense, Inc. | Pittsburgh | PA |
| Chesapeake Ultrasound Services, Inc. | Elkridge | MD |
| Choice Medical Systems Inc. | St Petersburg | FL |
| CIRS, Inc. | Norfolk | VA |
| Cisco Systems, Inc. | San Jose | CA |
| Civco Medical Solutions | Kalona | IA |
| CLARIO Medical Imaging | Seattle | WA |
| Clear Image Devices LLC | Ann Arbor | MI |
| Clinton Electronics Corporation | Loves Park | IL |
| CMS Software, an Elekta company | Maryland Heights | MO |
| CMT Medical Technologies | Valley Stream | NY |
| CNMC Co. | Nashville | TN |
| CoActiv Medical Business Solutions | Ridgefield | CT |
| Coding Metrix Inc | Powder Springs | GA |
| Codonics, Inc. | Middleburg Heights | OH |
| Commissure, Inc. | New York | NY |
| COMPRESSUS | Tustin | CA |
| Confirma, Inc. | Kirkland | WA |
| Data Ltd. Inc. | LaPorte | IN |
| DatCard Systems | Irvine | CA |
| Definiens AG | Munich | |
| DeJarnette Research Systems, Inc. | Towson | MD |
| Del Medical Systems | Franklin Park | IL |
| Demasq Limited | Cardiff | Wales |
| Diacor, Inc. | West Valley City | UT |
| Dicom Solutions, Inc. | Irvine | CA |
| DICOM Systems | San Francisco | CA |
| Digisonics | Houston | TX |
| DOSIsoft | Cachan | |
| Double Black Imaging | Westminster | CO |
| DR Systems, Inc. | San Diego | CA |
| Dunlee | | |
| E-Z-EM, Inc. | Lake Success | NY |
| Eastman Kodak Company | Rochester | NY |
| EBM Technologies | Honolulu | HI |
| Echoserve LLC | Golden | CO |
| Eclipse Medical Imaging, Inc. | Vacaville | CA |
| Eclipsys Corporation | Boca Raton | FL |
| EDDA Technology, Inc. | Princeton | NJ |
| Edge Medical Devices | Mount Holly | NC |
| Eigen | Grass Valley | CA |
| Eisys, Inc. | Birmingham | AL |
| Eizo Nanao Technologies, Inc. | Cypress | CA |
| El Dorado Metals | El Dorado | AZ |
| Elekta | Norcross | GA |
| Elo TouchSystems, Inc. | Menlo Park | CA |
| Emageon | Birmingham | AL |
| EMC Corporation | Hopkinton | MA |
| Emdeon | Tampa | FL |
| Empiric Systems, LLC | Morrisville | NC |
| Endocare | Irvine | CA |
| EnovateIT LLC | Ferndale | MI |
| Epic | Verona | WI |
| EPIX Pharmaceuticals, Inc. | Lexington | MA |
| eRAD/Image Medical | Greensville | SC |
| Ergotron, Inc. | St. Paul | MN |
| ESAOTE | Genova | |
| Ethicon Endo-Surgery, Inc. | Cincinnati | OH |
| ETIAM Corp. | Princeton | NJ |
| ETS - Lindgren | Glendale Heights | IL |
| Everbrite Lighting Technologies | Greenfield | WI |
| Evolved Digital Solutions | Brentwood | TN |
| Excalibur Medical Imaging | Cherry Hill | NJ |
| Express Systems & Parts Network, Inc. | Aurora | OH |
| Exxim Computing Corporation | Pleasanton | CA |
| EZ MSP LLC | Yonkers | NY |
| Faxitron X-Ray LLC | Wheeling | IL |
| Ferrania Technologies | Cairo Montenotte | |
| FiatLux Imaging, Inc. | Redmond | WA |
| Fischer Health | Los Angeles | CA |
| Fluke Biomedical | Everett | WA |
| Fonar Corporation | Melville | NY |
| Fonix | Beachwood | OH |
| Foresight Imaging, LLC | Lowell | MA |
| Fovia, Inc. | Palo Alto | CA |
| Franklin & Seidelmann Subspecialty Radiology | Beachwood | OH |
| FUJIFILM Medical Systems USA | Stamford | CT |
| Fujitsu Computer Products of America, Inc. | Sunnyvale | CA |
| Fukuda Denshi USA, Inc. | Redmond | WA |
| Gammex RMI | Middleton | WI |
| GCX Corporation | Petaluma | CA |
| GE Healthcare | Waukesha | WI |
| Genesis Medical Imaging, Inc. | Huntley | IL |
| Gillooly, Inc. Ultrasound | Cornelius | NC |
| Global Medical Imaging, LLC | Charlotte | NC |
| GPS Medical, Inc | Indianapolis | IN |
| Guardian Healthcare Systems | Herndon | VA |
| Guerbet LLC | Bloomington | IN |
| Guided Therapeutics | Norcross | GA |
| Gulmay Medical Limited | Camberley, Surrey | |
| Hatch Medical Products, Inc. | Milwaukee | WI |
| Heart Imaging Technologies | Durham | NC |
| Hergo, Inc. | Maspeth | NY |
| HERMES SoftLab, Inc. USA | Mountain View | CA |
| Hewlett Packard | Palo Alto | CA |
| High Technology, Inc. | Walpole | MA |
| Hitachi Medical Systems America, Inc. | Twinsburg | OH |
| Hologic, Inc. | Bedford | MA |
| Huestis Medical | Bristol | RI |
| I Radimed Corporation | Winter Park | FL |
| IBM Corporation | White Plains | NY |
| iCAD | Nashua | NH |
| iCRco | Torrance | CA |
| ICS Imaging Systems, Inc. | Dallas | TX |
| Image Analysis, Inc. | Columbia | KY |
| Image Systems Corporation | Plymouth | MN |
| Imaging Affiliates, Inc. | Rural Hall | NC |
| Imaging Diagnostic Systems, Inc. | Plantation | FL |
| Imaging Dynamics Company, Ltd. | Calgary | AB |
| Imaging3, Inc. | Burbank | CA |
| IMCO Technologies | Pewaukee | WI |
| iMED, Srl | Torino | |
| iMedIT Corporation | Haverhill | MA |
| IMIX Americas | Sterling | VA |
| Impac Software, an Elekta company | Sunnyvale | CA |
| Implant Sciences | Wakefield | MA |
| IMRIS | Winnipeg | Manitoba |
| IMSI-Integrated Modular Systems, Inc. | Havertown | PA |
| IMV, Ltd. | Greenbelt | MD |
| InfiMed, Inc. | Liverpool | NY |
| Infinitt of North America | Pillipsburg | NJ |
| Infrahealth Group | Austin | TX |
| Initiate Systems, Inc. | Chicago | IL |
| Innerspace Corporation | Grand Rapids | MI |
| InnerVision Medical Technologies, Inc. | Calgary | AB |
| INRAD, Inc. | Kentwood | MI |
| InSight Health Corporation | Lake Forest | CA |
| InSite One | Wallingford | CT |
| InStar Systems | Colorado Springs | CO |
| Integra Radionics | Burlington | MA |
| Intel Corporation | Santa Clara | CA |
| Intelerad Medical Systems, Inc. | Montreal | QC |
| Intermed Inc. | Alachua | FL |
| International Teleradiology Corp. (ITC) | San Diego | CA |
| Interson Corporation | Pleasanton | CA |
| IntraMedical Imaging | Los Angeles | CA |
| Intraop Medical Corporation | Sunnyvale | CA |
| Intuitive Imaging Informatics | Bell Canyon | CA |
| Invivo Corporation | Orlando | FL |
| IOTRON TECHNOLOGIES CORPORATION | Port Coquitlam | British Columbia |
| Iron Mountain Records Management | Boston | MA |
| IsoRay, Inc. | Richland | WA |
| IsoSoft Solutions | Skokie | IL |
| iViz Group | Troy | MI |
| Ivy Biomedical Systems, Inc. | Branford | CT |
| J&M Trading, Inc. | Goodlettsville | TN |
| JD Imaging Corporation | Mundelein | IL |
| JDI Solutions, Inc. | Brevard | NC |
| K&S Associates, Inc. | Nashville | TN |
| KanguruWeb / Milamy Partners LLC | Yarmouth | ME |
| KANTERON SYSTEMS | Valencia | |
| King Pharmaceuticals Inc. | Bristol | TN |
| King's Medical Group | Hudson | OH |
| KJAYA Medical | Stamford | CT |
| Konica Minolta Medical Imaging USA, Inc. | Wayne | NJ |
| KPI Companies | Riverside | CA |
| Kubtec | Fairfield | CT |
| Laitek | Homewood | IL |
| Landauer, Inc. | Glenwood | IL |
| LAP Laser | Boca Raton | FL |
| Lexiscan | Deerfield | IL |
| LFC Capital, Inc. | Chicago | IL |
| LFC Capital, Inc. | Chicago | IL |
| lifeIMAGE | Newton | MA |
| Lifeline Software, Inc. | Tyler | TX |
| Lightning Bolt Solutions | Burlingame | CA |
| Live Radiology, LLC | Frederick | MD |
| Luminetx | Memphis | TN |
| MagnaServ, Inc. | Stuart | FL |
| MagView | Burtonsville | MD |
| Mamassist | Statesville | NC |
| MammoBase, LLC | Oak Ridge | TN |
| Mammography Reporting Systems | Seattle | WA |
| MantisIQ Solutions, Inc. | New York | NY |
| Marcap Corporation | Chicago | IL |
| Matrox Graphics, Inc. | Dorval | QC |
| MAXANT | Niles | IL |
| MaxxVision Medical | Melbourne | FL |
| McKesson Corporation | San Francisco | CA |
| MCN Healthcare, Inc. | Denver | CO |
| MDS Nordion | Ottawa | ON |
| MDX Corporation | Thornhill | ON |
| Med One Capital | Sandy | UT |
| MedCorp | Tampa | FL |
| MedCurrent | Los Angeles | CA |
| MedCurrent | Los Angeles | CA |
| Medi/Nuclear Corporation, Inc. | Baldwin Park | CA |
| Mediamounts | Williamsville | NY |
| MEDIAN Technologies | Valbonne Sophia-Antipolis | |
| Medical Coaches | Oneonta | NY |
| Medical Design Systems | Lenexa | KS |
| Medical Standard International, Inc. | Minneapolis | MN |
| Medical Tactile, Inc. | Los Angeles | CA |
| Medicalis Corp. | Kitchener | ON |
| Medicapture | Plymouth Meeting | PA |
| Medicus Mobile Therapies | Winter Park | FL |
| Medima Solutions B.V. | Leiden | |
| MedImage, Inc. | Ann Arbor | MI |
| Medipattern Corporation | Toronto | ON |
| Medison America | Cypress | CA |
| MedLearn - Medical Learning, Inc. | Saint Paul | MN |
| MedQ | Dallas | TX |
| MedQuist, Inc. | Mount Laurel | NJ |
| Medrad, Inc. | Indianola | PA |
| Medsphere Systems | Carlsbad | CA |
| MedSynTech | Rochester | NY |
| MedTec, Inc. | Orange City | IA |
| Medweb | San Francisco | CA |
| MedWeb | San Francisco | CA |
| MEDX, Inc. | Arlington Heights | IL |
| Mercury Computer Systems, Inc. | Chelmsford | MA |
| Merge Healthcare | Milwaukee | WI |
| Merge Healthcare | Milwaukee | WI |
| Merit Medical Systems, Inc. | South Jordan | UT |
| Merry X-Ray | San Diego | CA |
| Meta Imaging Solutions | Columbia | MO |
| Metiscan Inc. | Dallas | TX |
| Microsoft Corporation | Redmond | WA |
| Midwest Imaging, Inc. | St. Charles | MO |
| Midwest R.F., LLC | Hartland | WI |
| MILabs B.V. | CX Utrecht | 3584 |
| Millennium Surgical Corp. | Narberth | PA |
| MIMvista Image Display & Fusion | Cleveland | OH |
| Mindways Software, Inc. | Austin | TX |
| Mini C Sales | Northbrook | IL |
| Minicomputer Exchange, Inc. (MCE) | San Jose | CA |
| MiniXray | Northbrook | IL |
| Misys Healthcare Systems | Raleigh | NC |
| Mitsubishi Digital Electronics | Cypress | CA |
| Modular Devices Incorporated (MDI) | Carmel | IN |
| Modus Medical Devices | London | ON |
| Monteris Medical | Kalamazoo | MI |
| Monteris Medical | Kalamazoo | MI |
| MR Instruments, Inc. | Minnetonka | MN |
| MTS Delft USA | Aurora | OH |
| MuCheck/Oncology Data Systems | Oklahoma City | OK |
| Multi Imager Service, LLC | Chino | CA |
| Multidata Systems International Corporation | Saint Louis | MO |
| Musculoskeletal Imaging Consultants LLC | San Antonio | TX |
| MXF Technologies, Inc. | College Park | MD |
| National Diagnostic Imaging | Beachwood | OH |
| National Diagnostic Imaging | Beachwood | OH |
| National Imaging Associates | Rancho Cordova | CA |
| Naviscan PET Systems | San Diego | CA |
| NDS Surgical Imaging | San Jose | CA |
| NEC Display | Itasca | IL |
| NELCO | Woburn | MA |
| Nemoto Kyorindo Co., Ltd | Tokyo | |
| Neo Imagery Technologies, Inc. | Walnut | CA |
| Neo Pet, LLC | Oakwood Village | OH |
| Neoguide Systems, Inc. | Los Gatos | CA |
| Network Appliance, Inc. | Sunnyvale | CA |
| Network Technology | Baton Rouge | LA |
| NeuroLogica Corporation | Danvers | MA |
| NewCardio Inc. | Santa Clara | CA |
| Next Computing | Nashua | NH |
| NextGen | Horsham | PA |
| NexxRad Teleradiology Partners | Long Beach | CA |
| NexxRad Teleradiology Partners | Long Beach | CA |
| NightHawk Radiology Services | Coeur d'Alene | ID |
| NightRays/ROCOVIEW | Bellaire | TX |
| NMI | Mission Viejo | CA |
| NordicNeuroLab | Milwaukee | WI |
| NovaRAD Corp. | American Fork | UT |
| NovoStent | Mountain View | CA |
| Nualine Laser, Inc. | Sandy | UT |
| Nuance | Burlington | MA |
| Nuclear Fields USA Corporation | Des Plaines | IL |
| Nuclear Shielding Supplies & Service, Inc. | Tucson | AZ |
| Nucletron B.V. | Veenendaal | |
| Oakworks, Inc. | New Freedom | PA |
| Obsidian Medical Technology, Inc. | Dublin | CA |
| ODS Medical | Mendota Heights | MN |
| Omega Medical Imaging, Inc. | Sanford | FL |
| Omni Imaging LLC | Baltimore | MD |
| Oncology Services International (OSI) | Montebello | NY |
| OnePACS LLC | Wilmington | DE |
| ONI Medical Systems, Inc. | Wilmington | MA |
| Online Radiology Medical Group, Inc. | Riverside | CA |
| ONRAD | Riverside | CA |
| OpenMed Technologies Corporation | Woburn | MA |
| Optoacoustics | Or-Yehuda | |
| Oraya Therapeutics, Inc. | Newark | CA |
| Oshkosh Specialty Vehicles | Calumet City | IL |
| PACSGear, Inc. | Pleasanton | CA |
| Parker Laboratories, Inc. | Fairfield | NJ |
| Patient Comfort Systems, Inc. | Hayward | CA |
| peerVue | Burlington | VT |
| Pegasus Imaging Corporation | Tampa | FL |
| PenRad Technologies, Inc. | Minnetonka | MN |
| Perkins Electronics Co. | Dallas | TX |
| PETLinQ LLC | McLean | VA |
| Philips Healthcare | Andover | MA |
| PhotoDetection Systems, Inc. | Boxboro | MA |
| Pie Medical Imaging b.v. | Maastricht | |
| Pillar Data Systems | San Jose | CA |
| Pinestar Technology Inc | Greenville | PA |
| Planar Systems, Inc. | Waltham | MA |
| Planmed OY | Helsinki | |
| Plasmon, Inc. | Hertfordshire | |
| Platinum Medical Imaging | Deerfield Beach | FL |
| Point A Technologies | City of Industry | CA |
| Point Biomedical | San Carlos | CA |
| Portal Medical | North Logan | UT |
| Positron Corporation | Houston | TX |
| PowerFile | Santa Clara | CA |
| Powertronix | Foster City | CA |
| PQRST Global Technologies LLC | Warminster | PA |
| Praxair | Danbury | CT |
| Precise Biomedical | Cleveland | OH |
| Premier MicroNutrient Corp. | Nashville | TN |
| Premier, Inc. | San Diego | CA |
| Prism Clinical Imaging, Inc. | Elm Grove | WI |
| PRO Radiology | Pasadena | CA |
| Prostor Systems | Boulder | CO |
| Proton Services, Inc. | Sayreville | NJ |
| ProUroCare Medical Inc. | Eden Prairie | MN |
| Provox Technologies Corporation | Roanoke | VA |
| Prowess | Chico | CA |
| PTW New York | Hicksville | NY |
| Quality Nighthawk, LLC | San Francisco | CA |
| Quest International, Inc. | Irvine | CA |
| R2 Technology, Inc. | Sunnyvale | CA |
| RADAR Medical Systems | Chagrin Falls | OH |
| RADAR Medical Systems LLC | Chagrin Falls | Ohio |
| Radcal Corporation | Monrovia | CA |
| RADēCO Health | Taftville | CT |
| Radi Medical Systems, Inc. | Wilmington | MA |
| RadiaDyne | Houston | TX |
| Radiation Oncology Resources | McMinnville | OR |
| Radiation Oncology Systems LLC | San Diego | CA |
| Radiation Products Design, Inc. | Albertville | MN |
| RADinfo Systems | Dulles | VA |
| Radiological Imaging Technology | Colorado Springs | CO |
| Radiologix | Dallas | TX |
| Radiology Corporation of America | Boca Raton | FL |
| Radiology Oncology Systems, Inc. | San Diego | CA |
| Radiology Support Devices, Inc. | Long Beach | CA |
| RadioMed Corporation | Tyngsboro | MA |
| RADMAX, Inc. | Tyler | TX |
| RadParts, Inc. | Haslett | MI |
| Raintree Systems, Inc. | Temecula | CA |
| RamSoft, Inc. | Toronto | ON |
| Ranfac Corporation | Avon | MA |
| RAYPAX, Inc | La Mirada | CA |
| RCG Healthcare Consulting | Boston | MA |
| RealVision, Inc. | Santa Clara | CA |
| REDRICK Technologies | Mount Brydges | ON |
| Reina Imaging | Crystal Lake | IL |
| Reliant Medical Services, Inc. | Pompano Beach | FL |
| ReMedPar | Goodlettsville | TN |
| Resonance Technology Co. | Northridge | CA |
| Resonant Medical | Montreal | QC |
| Resources On Call | Hickory | NC |
| Reverse Medical Corporation | Irvine | CA |
| RGB Spectrum | Alameda | CA |
| Richardson Electronics | La Fox | IL |
| RIS Concepts Inc. | Miami | FL |
| RITA Medical Systems | Fremont | CA |
| Riverain Medical | Miamisburg | OH |
| Rorke Data, Inc. | Eden Prairie | MN |
| RSTI | Solon | OH |
| S&S Technology | Houston | TX |
| Sage Software | Tampa | FL |
| Sanarus Medical, Inc. | Pleasanton | CA |
| Sapheneia | Linköping | SE |
| Scanditronix Wellhofer North America | Bartlett | TN |
| Scanis, Inc. | Foster City | CA |
| Schiller America | Miami | FL |
| Sectra AB | Linköping | |
| Sectra North America, Inc. | Shelton | CT |
| Sencor | Bloomington | MN |
| Seno Medical Instruments, Inc. | San Antonio | TX |
| SenoRX, Inc. | Irvine | CA |
| Sentinelle Medical | Toronto | ON |
| Shared Imaging, Inc. | Streamwood | IL |
| Shared Medical Equipment Group | Cottage Grove | WI |
| Shared Pet Imaging LLC | Canton | OH |
| SharpView AB | SE 582 23 Linköping | |
| Shielding Construction Solutions, Inc. | Tucson | AZ |
| Shimadzu Medical Systems - USA | Torrance | CA |
| Shina Systems Ltd. | Israel | |
| Siemens Medical Solutions | Malvern | PA |
| Signostics Inc. | Palo Alto | CA |
| Silicon Graphics, Inc. | Mountain View | CA |
| SilverBack Technologies, Inc. | Billerica | MA |
| SMAART Medical Systems, Inc. | Addison | TX |
| SMT Shared Medical Technologies | Rice Lake | WI |
| Softek Solutions Inc. | Prairie Village | KS |
| Solos Endoscopy, Inc. | Boston | MA |
| Somanetics Corp. | Troy | MI |
| Sonora Medical Systems | Longmont | CO |
| SonoScape | Miramar | FL |
| Sonosite, Inc. | Bothell | WA |
| Sonotech, Inc. | Bellingham | WA |
| Sony Medical Systems | Park Ridge | NJ |
| Sorna Corporation | Eagan | MN |
| Sound Ergonomics LLC | Kenmore | WA |
| Source Medical Solutions, Inc. | Birmingham | AL |
| Sourcecorp Radiology, Inc. | Louisville | KY |
| Soyee Products | Thompson | CT |
| Specialized Technologies | Tulsa | OK |
| SpectraScience, Inc. | San Diego | CA |
| Spectrum Dynamics | Danville | CA |
| Standard Imaging, Inc. | Middleton | WI |
| StatRad | San Diego | CA |
| STM International | Layton | UT |
| Storcomm, Inc. | Jacksonville | FL |
| StructuRad | Encino | CA |
| Summit Industries | Chicago | IL |
| Sun Microsystems | Santa Clara | CA |
| Sun Nuclear Corporation | Melbourne | FL |