| English | Thesaurus |
| Abn Amro Merchant Services | AAMS |
| Administrative Information And Technology Services | AITS |
| Administrative Information Technology Services | AITS |
| Advanced Automotive Services | AAS |
| Affiliated Computer Services | ACS |
| Aftermarket Vendors & Services | AV&S |
| Air Quality Services | AQS |
| Alcohol & Drug Testing Services, L. L. C. | ADTS |
| Amalgamated Taxis Services | ATS |
| American Consolidated Services | ACS |
| American Insurance Services Group Inc | AISG |
| American Internet Services | AIS |
| Aon Risk Services | ARS |
| Appraisal & Liquidation Services, Inc. | ALSI |
| Appraisal & Liquidation Services, Inc. | ALS |
| Associated Electric Gas Insurance Services | AEGIS |
| Atlantic Information Services, Inc. | AIS |
| Business Services Associates | BSA |
| Central Computing Services | CCS |
| Centre Block Underground Services | CBUS |
| Christian Educational Services | CES |
| Cleaning And Washing Services | CWS |
| Coast Rail Services | CRS |
| Com Internet Services | CIS |
| Combined Actuarial Performance Services | CAPS |
| Comprehensive Development Services | CDS |
| Computer Consulting Services, Inc. | CCSI |
| Computing Network Services | CNS |
| Consumer Credit Counseling Services | CCCS |
| Consumer Recreation Services | CRS |
| Contemporary Services Corporation | CSC |
| Cooperative Services International | CSI |
| Corrections Billing Services | CBS |
| Counseling And Psychological Services | CAPS |
| Creative Communications Services | CCS |
| Davis Software Services, Inc. | DSSI |
| Demon Information Services, Ltd. | DISL |
| Digital Collection Management Services | DCMS |
| Diversified Management Services | DMS |
| Domino Unified Communications Services | DUCS |
| Duke Engineering & Services, Inc. | DES |
| Electronic Control Services Company | ECS |
| Electronic Financial Services Council | EFSC |
| Electronic Manufacturing Services | EMS |
| Enterprise Financial Services Corporation | EFSC |
| Enterprise Services Partner | ESP |
| Equipment Manufacturing Services | EMS |
| European Services Network | ESN |
| European Trusted Services | ETS |
| Exel Transportation Services, Inc. | ETSI |
| Facilitation Services Group | FSG |
| Farm Credit Services | FCS |
| Filing Services Canada | FSC |
| Financial Services Technology Consortium | FSTC |
| Foundation Services, Incorporated | FSI |
| Foundation Stock Services | FSS |
| Franklin Templeton Investor Services | FTIS |
| General Electric Information Services COmpany | GEISCO |
| Geodetic Services Inc | GSI |
| Georgetown Cleaning Services | GCS |
| Government Technology Services, Incorporated | GTSI |
| Henry County Genealogical Services | HCGS |
| Hospitality Valuation Services | HVS |
| Information And Referral Services | IRS |
| Information Services International | ISI |
| Information Services Unlimited | ISU |
| Insurance Services Office, Inc. | ISO |
| Integrated Waste Services Association | IWSA |
| Intercontinental Marketing Services | IMS |
| Kaw Valley Internet Services, Inc. | KVIS |
| Kootenay Internet Services | KIS |
| Lesley Online Information Services | LOIS |
| Lexicon Internet Services | LIS |
| Machining, Programming and Manufacturing Services | MPM |
| Management Services Incorporated | MSI |
| Manchester Information Datasets And Associated Services | MIDAS |
| Manitoba Telephone Services | MTS |
| Mayer Hoffman McCann Business Services, Inc. | MHM |
| Media Technology Support Services | MTSS |
| Mercy Nursing Services | MNS |
| Mining Consulting Services, Inc. | MCSI |
| Molli Computer Services, Inc. | MCSI |
| National Assistance Services Australia | NASA |
| National Association Credit Services | NACS |
| National Equipment Services | NES |
| National Technology Services, Inc. | NTS |
| National Technology Services, Inc. | NTSI |
| Nationwide Real Estate Services | NRES |
| Nikon Professional Services | NPS |
| Northern Visual Services | NVS |
| Oads Work Services | OWS |
| O'Brien Investment Services | OIS |
| Oil Field Services | OFS |
| OMNI Information Services | OIS |
| Oncology Patient Management Audit Services | OPMAS |
| Oracle Support Services | OSS |
| Oriental Bank of Commerce Domestic Services | OBCDS |
| Outsourcing Services Group | OSG |
| Overseas Financial Services | OFS |
| Pan Information And Networking Services | PINS |
| Panther Creek Information Services | PCIS |
| Percy Engineering Services | PES |
| Personal Services Group | PSG |
| Petroleum Chemicals Marketing Services | PCMS |
| Petroleum Engineering Services | PES |
| Portland Yacht Services, Inc. | PYSI |
| Portland Yacht Services, Inc. | PYS |
| Professional Analytical and Consulting Services | PACS |
| Professional Quality Services | PQS |
| Professional Services Organization | PSO |
| Psychometric Services, Ltd. | PSL |
| Public Information Network For Electronic Services | PINES |
| Public Services Group | PSG |
| QUALCOMM Internet Services | QIS |
| Qualified Financial Services | QFS |
| Quality Aviation Services, Inc. | QAS |
| Quality Computer Services | QCS |
| Quality Education Services, Inc. | QES |
| Quality High-Tech Services | QHT |
| Quality Inspector Services | QIS |
| Quality Jewelry Services | QJS |
| Quality Management Services | QMS |
| Quality Marketing Services | QMS |
| Quality Products and Services | QPS |
| Quality Services International | QSI |
| Quality Technology Services | QTS |
| Quantitative Services Group, LLC | QSG |
| Quantum Internet Services, Inc. | QIS |
| Quantum Technical Services | QTS |
| Quasar Services, Inc. | QSI |
| Queensland And Northern Territory Aerial Services, Limited | QANTAS |
| Quiescence Diving Services , Inc. | QDSI |
| Quorn Travel Services | QTS |
| Race Services Incorporated | RSI |
| Redd, Brown, & Williams Real Estate Services | RBW |
| Reliable Transfer Services | RTS |
| Reprographic Imaging Services | RIS |
| Residence And Catering Services | RCS |
| Resource Services, Inc. | RSI |
| Resource Services Incorporated | RSI |
| Rocky Mountain Sound Production Services | RMSPS |
| Roof Consulting Services, Inc. | RCS |
| S S Management Advisory Services | SSMAS |
| Sales Technical Services | STS |
| Selective Computer Services Company | SCC |
| Severn Trent Services | STS |
| Siemens Business Services | SBS |
| Smith's Net Services | SNS |
| Software Services, Inc. | SSI |
| South Pacific Information Services | SPIS |
| Specialist Courier Services | SCS |
| Specialized Pharmacy Services | SPS |
| Spectacular Products And Services Company | SPSC |
| Storage Networking World Services | SNW |
| Strategic Information Technology Services | SITS |
| Summit Settlement Services | SSS |
| Surf The Net Internet Services | STN |
| Technical Professional Services | TPS |
| Technology Services Group | TSG |
| Tesco Merchant Services | TMS |
| Tiff Advisory Services | TAS |
| Todd Education Computer Services Company | TECS |
| Totally Independent Musician Services | TIMS |
| Training And Consultancy Services | TACS |
| Tribune Media Services | TMS |
| United Armored Services | UAS |
| United Energy Services Corporation | UESC |
| United Government Services, L. L. C. | UGS |
| United Health Services | UHS |
| United Pediatric Services | UPS |
| Universal Hospital Services, Inc. | UHS |
| Universal Janitorial Services | UJS |
| University Accounting Services, Llc. | UAS |
| Valley Services Electronics | VSE |
| Vaughn Agricultural Research Services, Ltd. | VARS |
| Vauxhall Transmission Services | VTS |
| VED Software Services, Inc. | VSSI |
| Viking Financial Services | VFS |
| Visa International Services Association | VISA |
| W. & A. Distribution Services, INC. | WADS |
| W M Financial Services, Inc. | WMFS |
| W P Valuation Services | WPVS |
| Wang Government Services Inc | WGSI |
| Warner Media Services | WMS |
| Washington Gas Energy Services, Inc. | WGES |
| Washington Government Relations Services | WGRS |
| Washington National Tax Services | WNTS |
| Waste Management Federal Services, Inc., Northwest Operations | WMNW |
| Waste Management Services | WMS |
| WaterMark Financial Services | WFS |
| Wealth and Tax Advisory Services, Inc. | WTAS |
| Weather Services International | WSI |
| Web Dot Com Services | WDCS |
| Web Marketing Services, Inc. | WMSI |
| Web & Network Services Group | WNSG |
| Web Services Developer Center | WSDC |
| Web Services Group | WSG |
| WebSite Hosting & Design Services | WHDS |
| Weirdo Zone Exploratory Services | WZES |
| Wells Fargo Shareowner Services | WFSS |
| Wellspring Wireless Utility Services | WWUS |
| Wesley Gambling Counselling Services | WGCS |
| West Branch Bookkeeping Services | WBBS |
| West Central Joint Services | WCJS |
| West Coast Film Services | WCFS |
| West Highland Support Services | WHSS |
| West Michigan Internet Services | WMIS |
| West River Health Services | WRHS |
| West Shore Computer Services | WSCS |
| West Texas Internet Services | WTIS |
| West Valley Nuclear Services | WVNS |
| West Valley Nuclear Services Company | WVNSC |
| West Yorkshire Joint Services | WYJS |
| Western Data Services, Inc. | WDSI |
| Western Kentucky Internet Services | WKYI |
| Western Marine Insurance Services | WMIS |
| Western Nevada Insurance Services, Inc. | WNIS |
| Western Regional Insurance Services | WRIS |
| Western States Property Services, Inc. | WSPS |
| Western Union Financial Services | WUFS |
| Westinghouse Government Environmental Services | WGES |
| Wheaton Franciscan Services Inc | WFSI |
| White Financial Planning Services | WFPS |
| White Glove Restoration Services | WGRS |
| White Pine Internet Services | WPIS |
| Wiese Risk Management Services | WRMS |
| Wilkinson Aircraft Services | WAS |
| Willamette Integrated Technology Services | WITS |
| Williams Internet Design and Services | WIDS |
| Williams Technology Consulting Services | WTCS |
| Wilshire Financial Services Group | WFSG |
| Wilson Quality Auditing & Training Services | WQATS |
| Wind River Web Services | WRWS |
| Windows in Financial Services | WFS |
| WIPO Patent Information Services | WPIS |
| Wood Group Engineering Services | WGES |
| Wood Group Wireline Services | WGWS |
| Woodward Clyde Federal Services | WCFS |
| Work First Employment Services | WFES |
| Workers' Disease Detection Services, Inc. | WDDS |
| World Class Charter Services | WCCS |
| World Information Services Unlimited | WISU |
| World Net Services, Inc. | WNSI |
| World Network Services | WNS |
| World Online Net Services | WONS |
| World Services Group | WSG |
| World Technology Services, Inc. | WTS |
| World Wide Matrimonial Services | WWM |
| WorldWide Medical Services | WWMS |
| WorldWide Network Services, Inc. | WWNS |
| Worldwide Warehouse Redistribution Services | WWRS |
| WWIV Software Services | WSS |
| Xerox Business Services | XBS |
| Youth Guardian Services | YGS |
| Youth & Shelter Services, Inc. | YSS |
| Zee Web Net Services | ZWN |
