| Company | City, State (Country) | URL | Types |
| AFP Transformers, LLC | Edison, NJ | http://www.afptransformers.com | Mag |
| API Delevan | East Aurora, NY | http://delevan.com | Mag |
| AVX | Greenville, SC | http://www.avx.com | Cap |
| Abracon Corp. | Rancho Santa Margarita, CA | http://www.abracon.com | Mag |
| Aeroflex | Plainview, NY | http://www.aeroflex.com | Res |
| Alpha-Core Div. | Shelton, CT | http://www.alphacoredirect.com | Mag |
| American Technical Ceramics | Huntington Station, NY | http://www.atceramics.com | Res |
| BI Technologies (TT Electronics) | Fullerton, CA | http://www.ttelectronics.com | Res |
| Bourns | Riverside, CA | http://www.bourns.com | Res |
| Bridgeport Magnetics Group Inc. | Shelton, CA | www.bridgeportmagnetics.com | Mag |
| CTS Corp. | Elkhart, IN | http://www.ctscorp.com | Res |
| Caddock | Riverside, CA | http://www.caddock.com | Res |
| Cellergy | Migdal Haemek, China | http://www.cellergycap.com | Ultra-Cap |
| Coil Master Electronics Co., Ltd. | Chung Li City, China | http://www.coilmaster.com.tw | Mag |
| Coilcraft | Cary, IL | http://www.coilcraft-cps.com | Mag |
| Component General Inc. | Odessa, FL | http://www.componentgeneral.com | Res |
| Datatronic Distribution | Menifee, CA | http://www.datatronics.com | Mag |
| Dearborn Electronics | Longwood, FL | http://www.dearbornelectronics.com | Cap |
| Dexter Magnetic Technologies | Elk Grove Village, IL | http://www.dextermag.com | Mag |
| E Craftsmen Corp. | Waterloo, ON | http://www.ecraftsmen.rtk.com | Mag |
| EBG | Middletown, PA | http://www.ebgusa.com | HV Res |
| EMC Technology | Stuart, FL | http://www.emc-rflabs.com | Res |
| Electro Technik Industries | Clearwater, FL | http://www.electrotechnik.com | Res |
| Electrocube | Pomona, CA | http://www.electrocube.com | Cap |
| Electronic Concepts | Eatontown, NJ | http://www.ecicaps.com | Cap |
| Elna Maggnetics | Saugerties, NY | http://www.elnamagnetics.com | Mag |
| Foster Transformer | Cincinnati, OH | http://www.foster-transformer.com | Mag |
| Frontier Electronics Corp. | Simi Valley, CA | http://www.frontierusa.com | Mag |
| GB International | Endicott, NY | http://www.gbint.com | Mag |
| Gowanda Electronics | Gowanda, NY | http://www.gowanda,com | Mag |
| HVR Advanced Power Components, Inc. | Cheektowaga, NY | http://www.hvrapc.com | Res |
| Haimen Sancon Electronics Co., Ltd. | Nantong, China | http://www.sancon.gmc.globalmarket.com | Cap |
| Hammond Power Solutions, Inc. | Baraboo, WI | http://www.hammondpowersolutions.com | Mag |
| Hitachi AIC Inc. | Tokyo, China | http://www.hitachi-aic.com | Cap |
| Holystone Capacitors | Murietta, CA | http//www.holystonecaps.com | Cap |
| ICE Components, Inc. | Marietta, GA | http://www.icecomponents.com | Mag |
| IRC (TT Electronics) | Corpus Christi, TX | http://www.irctt.com | Res |
| ITW Paktron | Lynchburg, VA | http://www.paktron.com | Cap |
| Illinois Capacitor, Inc. | Lincolnwood, VA | http://www.illcap.com | Cap |
| Inductor Supply Inc. | Huntington Beach, CA | http://www.inductorsupply.com | Mag |
| Innovative Power, Inc. | Romoland, CA | http://www.ipimagnetics.com | Mag |
| International Manufacturing Services (IMS) | Portsmouth, RI | http://www.ims-resistors.com | Res |
| Ioxus, Inc. | Oneonta, NY | http://www.ioxus.com | Ultra-Cap |
| Isotek Corp. | Swansea, MA | http://www.isotekcorp.com | Res |
| Johanson Dielectrics | Sylmar, CA | http://www.johansondielectrics.com | Cap |
| Johnson Electric Coil Co. | Antigo, WI | http://www.johnsoncoil.com | Mag |
| KOA Speer Electronics, Inc. | Bradford, PA | http://www.KOASpeer.com | Res |
| Kamaya | Fort Wayne, IN | http://www.kamaya.com | Res |
| Kanthal Globar | Amherst, IN | http://www.globar.com | Cap, Res, Ultra-Cap |
| Kemet | Greenville, NC | http://www.kemet.com | Cap |
| Kyocera | Kyoto, Japan | http://www.globalkyocera.com | Cap |
| Lenco | McHenry, IL | http://www.lenco-electric.com | Mag |
| MH&W International Corp. | Mahwah, NJ | http://www.mhw-intl.com | Mag |
| MPS | Gardena, CA | http://www.mpsind.com | Mag |
| Mag Layers USA, Inc. | Irvine ,CA | http://www.maglayersusa.com | Mag |
| Magnetic Specialties | Telford, PA | http://www.magspecinc.com | Mag |
| Maxwell Technologies Inc. | San Diego, CA | http://www.maxwell.com | Ultra-Cap |
| Meritek Electronics Corp. | Santa Fe Springs,CA | http://www.meritekusa.com | Cap, Res |
| Micro-Ohm Corp. | Duarte CA | http://www.micro-ohm.com | Res |
| Microprecision Electronics SA | Vouvry, Switzerland | http://www.microprecision.ch | Res |
| Mina Inc. | Providence, RI | http://www.minamag.com | Mag |
| Murata Electronics North America | Smyrna, GA | http://www.murata-northamerica.com | Cap |
| NIC Components | Melville, NY | http://www.niccomp.com | Cap, Res |
| Novotechnik U.S. | Southborough, MA | http://www.novotechnik.com | Res |
| Ohmcraft | Honeoye, NY | http://www.ohmcraft.com | Res |
| Ohmite Mfg. Co. | Arlington Heights, IL | http://www.ohmite.com | Res |
| Pacific Resistor Co. | Tarzana, CA | http://www.pacificresistor.com | Res |
| Payton Planar Magnetics | Deerfield Beach, FL | http://www.paytongroup | Mag |
| Precision Resistive Products, Inc. | Mediapolis, IA | http://www.prpinc.com | Res |
| Precision Resistor Co., Inc. | Largo, FL | http://www.precisionresistor.com | Res |
| Precision, Inc. | Minneapolis, MN | http://www.precision-inc.com | Mag |
| Prem Magnetics, Inc. | Johnsburg, IL | http://www.premmag.com | Mag |
| Premo | Malaga, Spain | http://www.grupopremo.com | Mag |
| Presidio Components Inc. | San Diego, CA | http://www.presidiocomponents.com | Cap |
| Pulse Electronics Corporation | San Diego, CA | http://www.pulselectronics.com | Mag |
| RARA Electronics Corp. | Incheon, Spain | http://www.raraohm.com | Res |
| RCD Components | Manchester, NH | http://www.rcd-comp.com | Cap, Res |
| Renco Electronics | Rockledge, FL | http://www.rencousa.com | Mag |
| Riedon | Alhambra, CA | http://www.riedon.com | Res |
| SBElectronics, Inc. | Barre, VT | http://www.sbelectronics.com | Cap |
| Schott Magnetics | San Diego, CA | http://www.schottcorp.com | Mag |
| Signal Transformer Inc. | Inwood, NY | http://www.signaltransformer.com | Mag |
| Stackpole Electronics Inc. | Raleigh, NC | http://www.seielect.com | Res |
| State of the Art, Inc. | State College, PA | http://www.resistor.com | Res |
| TDK-EPS Corporation | Irving, TX | http://www.tdktca.com | Cap |
| TT electronics plc | Bedlington, UK | http://www.ttelectronics.com | Res |
| Tecate Industries | San Diego, CA | http://www.tecategroup.com | Cap, Ultra-Cap |
| Thin Film Technology Corp. | N. Mankato, MN | http://www.thin-film.com | Res |
| Thunder Components Ltd. | New Taipei City, Taiwan | http://www.thunderco.com.tw | Cap, Res |
| Token Chuna Precision Power Corp. | Shenzhen, Taiwan | http://www.tokenchina.com | Res |
| Torelco | Phillipsburg, NJ | http://www.torelco.com | Mag |
| Transformer Manufacturer Inc. | Norridge. IL | http://www.tmitranformers.com | Mag |
| Triad Magnetics | Corona, CA | http://www.triadmagnetics | Mag |
| United Chemi-Con Inc. | Rosemont, IL | http://www.chemi-con.com | Cap |
| Vantran Transformers | Waco, TX | http://www.vantean.com | Mag |
| Viking Tech Corp. | HsinChu Ind. Park, Taiwan | http://www.viking.com.tw | Cap, Res |
| Vishay Intertechnology | Malvern, PA | http://www.vishay.com | Cap, Res |
| Vishay Precision Group, Inc. | Malvern, PA | http://www.vishayvpg.com | Res |
| Welwyn (TT Electronics) | Weybridge, Surrey, UK | http://www.welwyn-tt.com | Res |
| Wurth Electronics Midcom Inc. | Watertown, SD | http://www.we-online.com/midcom | Mag |
| Ywh Chau Electric Co.. LTd | Taipei-Hsien, Taiwan | http://www.yeso.com | Res |
Cap = Capacitors
Res = Resistors
Mag = Magnetics
Ultra-Cap = Ultra-Capacitors