| A&WMA | www.awma.org | Air & Waste Management Association |
| ABMA | www.abma-dc.org | American Bearing Manufacturers Association |
| ABNT | www.abnt.org.br | Associação Brasileira de Normas Técnicas |
| ACD | www.ac4d.org | American Center for Design |
| ACM | info.acm.org | Association for Computing Machinery |
| ACP | www.acp.org | American Center for Physics |
| ACS | www.acs.org | American Chemical Society |
| ADDA | www.adda.org | American Design Drafting Association |
| AEA | www.aeanet.org | American Electronics Association |
| AEIC | www.aeic.org | Association of Edison Illuminating Companies |
| AESF | www.aesf.org | American Electroplaters and Surface Finishers Society, Inc. |
| AFS | www.afsinc.org | American Foundrymen’s Society |
| AGMA | www.agma.org | American Gear Manufacturers Association |
| AIAA | www.aiaa.org | American Institute of Aeronautics and Astronautics |
| AIA/NAS | www.aia-aerospace.org | Aerospace Industries Association/National Aerospace Standards |
| AICHE | www.aiche.org | American Institute of Chemical Engineers |
| AIP | www.aip.org | American Institute of Physics |
| AISE | www.aise.org | Association of Iron and Steel Engineers |
| AISI | www.steel.org | American Iron & Steel Institute |
| AMS | www.ams.org | American Mathematical Society |
| ANSI | www.ansi.org | American National Standards Institute |
| ANSSN | www.nssn.org | American National Standards System Network |
| APDF | www.apdf.org | Association of Professional Design Firms |
| API | www.api.org | American Petroleum Institute |
| APQC | www.apqc.org | American Productivity & Quality Center |
| APS | www.aps.org | American Physical Society |
| ASCE | www.asce.org | American Society of Civil Engineers |
| ASEE | www.asee.org | American Society for Engineering Education |
| ASHRAE | www.ashrae.org | American Society of Heating, Refrigerating and Air-Conditioning Engineers |
| ASM | www.asm-intl.org | ASM International (Formerly American Society for Metals) |
| ASME | www.asme.org | American Society of Mechanical Engineers |
| ASMMA | www.asmma.com | American Supply & Machinery Manufacturers Association |
| ASNT | www.asnt.org | American Society of Non-Destructive Testing |
| ASSE | www.asse.org | American Society of Safety Engineers |
| ASQ | www.asq.org | American Society for Quality |
| ASTM | www.astm.org | American Society for the Testing of Materials |
| AWS | www.aws.org | American Welding Society |
| AWWA | www.awwa.org | American Water Works Association |
| BS | www.bsi-global.com | British Standards |
| BSI | www.bsi.org.uk | British Standards Institution |
| CGSB | w3.pwgsc.gc.ca | Canadian General Standards Board |
| COE | www.coe.org | CATIA Operators Exchange |
| CSA | www.csa-international.org | Canadian Standards Association |
| DIN | www.din.de | Din Deutsches Institut Fur Normung E.V. |
| DTIC | www.dtic.mil | Department of Defense Scientific and Technical Information Program |
| EIA | www.eia.org | Electronic Industries Alliance |
| EJMA | www.ejma.org | Expansion Joint Manufacturers Association |
| FPDA | www.fpda.org | Fluid Power Distributors Association |
| FPEF | www.fpef.org | Fluid Power Educational Foundation |
| FPS | www.ifps.org | Fluid Power Society |
| GPA | www.gasprocessors.com | Gas Processors Association |
| HFES | www.hfes.org | Human Factors and Ergonomics Society |
| IDSA | www.idsa.org | Industrial Designers Society of America |
| IEC | www.iec.ch | International Electrotechnical Commission |
| IEEE | www.ieee.org | Institute of Electrical and Electronics Engineers |
| IES | www.iesna.org | Illuminating Engineering Society of North America |
| ISA | www.isa.org | Instrument Society of America |
| ISO | www.iso.ch | International Organization for Standardization |
| JIS | www.jsa.or.jp | Japanese Institute for Standards |
| MAA | www.maa.org | Mathematical Association of America |
| MHIA | www.mhia.org | Material Handling Industry of America |
| MPIF | www.mpif.org | Metal Powder Industries Federation |
| MPTA | www.mpta.org | Mechanical Power Transmission Association |
| MSS | www.mss-hq.com | Manufacturers Standardization Society of the Valves and Fittings Industry |
| MTAMRI | mtamri.me.uiuc.edu | The Machine Tool Agile Manufacturing Research Institute |
| NACE | www.nace.org | National Association of Corrosion Engineers |
| NAM | www.nam.org | National Association of Manufacturers |
| NAS/NAE/ IOM/NRC | www.nas.edu | National Academies of Science, Engineering, Institute of Medicine, and the National Research Council |
| NBR | – | Norma Brasileira (as normas brasileiras são elaboradas pela ABNT) |
| NCEMT | www.ncemt.ctc.com | National Center for Excellence in Metalworking Technology |
| NCSL | www.ncsl-hq.org | National Conference of Standards Laboratories |
| NEMA | www.nema.org | National Electrical Manufacturers Association |
| NFPA | www.nfpa.com | National Fluid Power Association |
| NIST | www.atp.nist.gov | Advanced Technology Program |
| NIST | www.mep.nist.gov | Manufacturing Extension Partnership |
| NIST | www.nist.gov | National Institute of Standards & Technology |
| NIST | www.quality.nist.gov | Quality Program |
| NLGI | www.nlgi.com | National Lubricating Grease Institute |
| NSPE | www.nspe.org | National Society of Professional Engineers |
| NTMA | www.ntma.org | National Tooling & Machining Association |
| OSA | www.osa.org | Optical Society of America- OpticsNet |
| PMA | www.metalforming.com | Precision Metalforming Association |
| PTDA | www.ptda.org | Power Transmission Distributors Association |
| RIA | www.robotics.org | Robotic Industries Association |
| RMA | www.rma.org | Rubber Manufacturers Association |
| SAE | www.sae.org | Society of Automotive Engineers |
| SCC.CA | www.scc.ca | Standards Council of Canada |
| SI | – | Sistema Internacional de Unidades |
| SIAM | www.siam.org | Society for Industrial and Applied Mathematics |
| SME | www.sme.org | Society of Manufacturing Engineers |
| SNAME | www.sname.org | The Society of Naval Architects and Marine Engineers |
| SPE | www.4spe.org | Society of Plastics Engineers |
| SPIE | www.spie.org | The International Society for Optical Engineering |
| SSPC | www.sspc.org | Society for Protective Coatings |
| SWE | www.swe.org | Society of Women Engineers |
| TAA | www.aluminum.org | Aluminum Association, Inc. |
| TCS | www.wbh.com | The CAD Society |
| TMS OnLine | www.tms.org | The Minerals, Metals & Materials Society |
| UL | www.ul.com | Underwriters Laboratory |
| USACM | www.usacm.org | United States Association for Computational Mechanics |