| Prefixo | Organização | Intenção | Site da Internet | Contato | Inscrito |
|---|---|---|---|---|---|
| E2 | E2L | www.e2l.co.uk | Matthew Pearson | 16-Aug-1999 | |
| E2L | E2L | www.e2l.co.uk | Matthew Pearson | 03-Apr-1999 | |
| E3 | Exportmaster Systems Limited | various | www.exportmaster.co.uk | Charles Bainbridge | 08-Sep-1999 |
| EasyUpper | ObjectRiver Information Technology. Inc. | EasyUpper | www.objectriver.com | James Lin | 10-Oct-1999 |
| EB | Medical-Objects | HL7Objects; Medical | www.medical-objects.com/ | Andrew McIntyre | 30-Dec-1998 |
| ebk | Ebraiko Software | Reserved | www.ebraiko.com | Enrique Ortuño | 06-Jul-2000 |
| EC | Earley Corporation | Toolkit; Toolkit | www.earleycorp.com. | Paul Earley | 16-Jul-1998 |
| ec | Eon Clash | All | www.eonclash.com | Jeremy Darling | 06-Mar-2002 |
| ECA | ECA nv | Stefaan Lesage | 01-Jun-1999 | ||
| ECL | Team3 | Egman O. Sanit | 21-Aug-2000 | ||
| ecp | Eclipse Control Pack | www.gajits.com | Graeme Chandler | 28-Mar-2000 | |
| ECS | EC Software | Various components | www.ec-software.com | Alexander Halser | 15-Sep-2001 |
| EDA | EDA Ltd. | TGenerator | edasat.com/delphi/generator/ | Tsany NIckolov | 11-Sep-1999 |
| EDI | Edict Systems | Reserved; Reserved | www.edictsystems.com | Jason Wadzinski | 04-Aug-1998 |
| EDL | E.De.L.Com bvba | Edin Delphi Library; Toolkit | www.edelcom.be | Erik De Laet | 19-Mar-1999 |
| EDL | ESB Consultancy | Class Names, Unit Names, Component Names | www.esbdevlib.com | Glenn Crouch | 23-Jan-2013 |
| edo | CPS - Computer Programming Solutions | class names, unit names, interface names | www.ibobjects.com | Jason Wharton | 22-Jan-2013 |
| EDS | Eminent Domain Software | Edsspell; Spelling | www.OneDomain.com | Ed Salgado | 28-Apr-1998 |
| EDU | L+M Business Tools and Services | Various | www.lnm.nl | Paul Niehaus | 11-Sep-2003 |
| edx | Engineering Data Management | Ed Boon | 12-May-2002 | ||
| efg | EFG Software | various | www.efg2.com/Lab | Earl F. Glynn | 18-Jul-1999 |
| Efx | deksden.com | software from deksden.com (Efx-prefixed) | deksden.com | Kiselev Denis | 09-Oct-2004 |
| EG | EldoS | EldoS Golden Mean | www.eldos.org | Alexander Ionov | 12-Feb-2000 |
| egl | Eagle Datamation International | various | www.edi.com.au/ | David James | 20-Sep-2000 |
| EHS | EC Software | EC Software Help Suite for Del | www.helpandmanual.com | Alexander Halser | 08-Jul-2000 |
| EHS | EC Software | EC Software Help Suite | www.ec-software.com | Alexander Halser | 15-Sep-2001 |
| EI | Empowered Intelligence | TEIDBFS | www.eionline.com | Scott Sanders | 11-Jan-2000 |
| EIP | Helion Studios AS | Easy IP Components | www.helion-studios.com | Paul Thornton | 07-Jun-2004 |
| EJA | self | Reserved | A. John Tsoukalas | 22-Nov-1999 | |
| EK | FORTECH | www.fortech.lv | Edward Kreis | 06-Mar-2000 | |
| El | EldoS | TElTree | www.eldos.org | Eugene Mayevski | 10-Jan-2000 |
| El | Tomasz Kustra | Tomasz Kustra | 17-Jul-2000 | ||
| ELF | Elvenware | www.elvenware.com | Charlie Calvert | 26-Aug-2001 | |
| ELI | Eli Dickinson | eli.dickinson.dhs.org/ | Eli Dickinson | 07-Feb-2000 | |
| ELJ | Eljakim IT BV | VerzuimKalende; Calendar | E Schrijvers | 22-May-1998 | |
| EM | EldoS | EldoS Millennium Library | www.eldos.org | Alexander Ionov | 12-Feb-2000 |
| Emb | RAD - Control | Emb186Cpu | rad-control.com/ | Eric Vinter | 18-Mar-2000 |
| EMI | Various | perso.libertysurf.fr/eminet/ | Eric Minet | 19-Nov-1999 | |
| emk | Emkari, LLC | Multiple Components | www.mtcarey.com | Mike Carey | 04-Sep-1999 |
| EMP | Empros gmbh | Reserved; Reserved | Sascha Frick | 13-Jul-1998 | |
| en | Enera International AB | www.enera.com | Magnus Haggren | 18-Apr-2000 | |
| ENE | Enermet Oy | Reserved; Reserved | http://www.enermet.com | Risto Nieminen | 01-Feb-2099 |
| Eni | enisoft | TEniHotButton | www.enisoft.hu | Fulop Attila | 20-Jan-2000 |
| eni | Enisoc | enisoc.cjb.net/ | Anthony Yeh | 29-May-2000 | |
| eni | enisoft co. | TeniDateWatch | www.enisoft.hu/en/ | Attila Fulop | 07-Jun-2000 |
| EO | Engineering Objects International | all classes | www.inconresearch.com/eoi | Peter N Roth | 19-Jul-1999 |
| eos | EOS Software | EOS-Suite | www.eos-software.co.uk | Terry Robinson | 26-Mar-2000 |
| ep | EPocalipse Software | Reserved | epocalipse.v-share.com | Eyal Post | 21-May-2000 |
| ep | Ephesos | tepDBLookup | www.ephesossoftware.com | Armando de la Torre | 27-Aug-2000 |
| EPC | EPocalipse | www.v-share.com/~v_eyal/ | Eyal Post | 25-Apr-1999 | |
| EQ | EQ SOFT AB | Reserved; Reserved | www.eq-soft.se | Peter Thörnqvist | 12-May-1998 |
| EQ | EQ Soft AB | Reserved; Reserved | www.eq-soft.se/delphi | Peter Thörnqvist | 01-Feb-1999 |
| ES | TurboPower Software Company | Essentials; Toolkit | www.turbopower.com | Julian M Bucknall | 16-May-1998 |
| ES | Metacom Corporation | E-Site | www.metacomcorp.com | R.W. Klein | 19-Jul-1999 |
| ES | EMSTAR | Reserved | www.emstar.ab.ca | Jerry Yee | 07-Aug-1999 |
| ES | Emarjac Software | Emarjac Software Menu | Chris Harrison | 13-Aug-1999 | |
| ES | Avrora Software | Avrora Card Gaming Components | avrora.virtualave.net/ | Ecmel ERCAN | 04-Sep-1999 |
| esa | ESA - Engenharia de Sistemas and Automaç | TESAGrid | members.tripod.com/alvim_neto/esa/index.htm | Álvaro P. Neto | 28-Nov-1999 |
| ESB | ESB Consultancy | EsbMaths; Maths +++; ESBPCS | www.esbconsult.com\esbpcs | Glenn Crouch | 31-Oct-1999 |
| ESC | ENVIROGENICS Software Company | Reserved; Reserved | www.envirogenics.com | Jim Fitzgerald | 11-May-1998 |
| ESD | European Software Developers Ltd. | Reserved; Reserved | www.eurosoft.com | Richard Smith | 13-Sep-1998 |
| ESG | Enterprise Air-time Systems | Reserved; Reserved | Andrew McCulloch | 13-Sep-1998 | |
| esl | Ebenezer Software Ltd | Ebenezer Financial Decision Su | Alan Taylor | 15-Sep-2000 | |
| Ess | Enbridge Pipelines Inc. | Enbridge SCADA Services | www.enbridge.com | Chad Wagner | 24-Jan-2000 |
| Ess | Eagle Smith Software | Eagle Smith Software VCL Libra | www.EagleSmithSoftware.com | Larry D. Calkins | 04-Dec-2005 |
| ES_ | Eagle Software Inc | Es; Reserved | www.eagle-software.com | mark miller | 27-Apr-1998 |
| ET | ExceleTel Inc. | TeleTools; Telephony | www.exceletel.com | E Daniel Christoff | 02-May-1998 |
| ET | Eternia Limited | www.eternia.net | David Quinn | 09-Mar-2000 | |
| ETK | Tempest Software | Hidden Paths; Toolkit | www.tempest.-sw.com | Ray Lischner | 30-Dec-1899 |
| ETV | Etv Software | Etv library | etv.tsx.org | Igor Kravchenko | 18-Nov-1999 |
| eur | Euristica srl | eurMiMa | www.euristica.com | Rodolfo Rughi | 10-Jul-2000 |
| EVB | Erik van Bilsen AudioVisuality | Reserved | Erik van Bilsen | 10-Jun-1999 | |
| EWD | East West Data Solutions | www.ewdata.com | Luke Brown | 28-Dec-2099 | |
| Ex | GJL Software | TExDBGrid | www.gjl-software.co.uk | Giles Lindsay | 25-Nov-1999 |
| EXP | DEV_SOFT | Explorer Tree | www.chat.ru/~dev_soft/index.htm | Andrew Bulgakov | 02-Apr-2000 |
| EXS | EXS Software, Inc. | Reserved | Eddie Shipman | 29-Jun-1999 | |
| Eye | Eyecare Software Ltd | TEyeSphEdit | www.eyecaresoftware.co.uk | Dean Smith | 17-Feb-2003 |
| EZ | donghyun-shim | 23-Jul-2000 |