| Tepco Energy Partner, Incorporated | Chuo-ku | TOKYO | $378M |
| Ge Aviation Systems LLCGrand Rapids, MI · UEI P6M6L6AKMZA7 | Grand Rapids | MI | $270M |
| Eaton CorporationRaleigh, NC · UEI NP3NSFVMNUM3 | Raleigh | NC | $196M |
| DRS Naval Power Systems Inc. | Menomonee Falls | WI | $142M |
| Pd Power Systems, LLC | Springfield | VA | $133M |
| L3harris Maritime Power & Energy Solutions, Inc. | Anaheim | CA | $83.8M |
| Vincorion LLC | El Paso | TX | $63.8M |
| Paf Electrical, Inc. | Gilbert | AZ | $61.3M |
| Yellowstone Electric Co. | Billings | MT | $56.2M |
| Lektron Inc. | Hartselle | AL | $48.6M |
| Schneider Electric USA, Inc. | Boston | MA | $45.2M |
| Ge Aviation Systems LLCRonkonkoma, NY · UEI HBLRJ28LNM16 | Ronkonkoma | NY | $41.3M |
| Tesla Industries Inc. | Historic New Castle | DE | $23.2M |
| Bogue Systems Inc. | Paterson | NJ | $22.5M |
| Vertiv Corporation | Westerville | OH | $17.5M |
| Hitachi Energy USA Inc.Raleigh, NC · UEI HK2JHK5LJE42 | Raleigh | NC | $15.4M |
| Native American Transformer Services Inc. | Reno | NV | $13.7M |
| Coil Winding Specialist, Inc. | Orange | CA | $7.34M |
| Hitachi Energy USA Inc.Bland, VA · UEI C6CBSC7ZYLE8 | Bland | VA | $7.06M |
| Aj's Power Source, Inc. | Land O Lakes | FL | $5.4M |
| Nexus Power Solutions, LLC | South Salt Lake | UT | $4.68M |
| Olympic Controls Corp. | Bartlett | IL | $4.64M |
| Sora Power Inc. | Corona | CA | $4.64M |
| Lex Products, LLCTrumbull, CT · UEI CFZAPE4RMCD7 | Trumbull | CT | $3.93M |
| Microsemi Corp.-power Management Group | Garden Grove | CA | $3.66M |
| Omniverter Inc. | Markham | ON | $3.28M |
| Dea Incorporated | Spokane Valley | WA | $3.2M |
| Eaton CorporationPleasanton, CA · UEI MLA5Z2418UB7 | Pleasanton | CA | $3.17M |
| Controlled Systems Sales Company | Richardson | TX | $3.07M |
| FCX Systems Inc. | Morgantown | WV | $2.59M |
| Utility Systems Technologies, Inc. | Watervliet | NY | $2.09M |
| Eaton CorporationSan Diego, CA · UEI J6RCZ26W5MN5 | San Diego | CA | $2.06M |
| Ge Grid Solutions LLC | Atlanta | GA | $2.05M |
| E-volv, Inc. | Palmer Lake | CO | $2.05M |
| Darrah Electric Company | Chesterland | OH | $1.93M |
| Eaton CorporationHanover, MD · UEI UD5ZGEXYYBZ9 | Hanover | MD | $1.86M |
| Molekule Group, Inc. | Tampa | FL | $1.79M |
| Staco Energy Products Co. | Miamisburg | OH | $1.69M |
| Rayco Electronic Manufacturing, Inc. | Gardena | CA | $1.66M |
| Gruber Technical Inc. | Phoenix | AZ | $1.49M |
| HPS Co.,ltd. | Seongnam-si | | $1.37M |
| Allen Enterprises, Inc. | Orlando | FL | $1.3M |
| 1al Solutions LLC | Weston | FL | $1.26M |
| Payne Magnetics, Inc. | Covina | CA | $1.1M |
| Power Plus, Inc. | Ormond Beach | FL | $1.06M |
| Reinhausen Inc. | Humboldt | TN | $1.05M |
| Omega Associates, Inc. | Jupiter | FL | $944K |
| Spectrum Industries, Inc. | Topsfield | MA | $876K |
| Simplex Inc. | Springfield | IL | $861K |
| Maddox Industrial Transformer, LLC | Greer | SC | $832K |
| Eaton CorporationLenexa, KS · UEI MXDHE2SGHFM7 | Lenexa | KS | $805K |
| Perillo Industries Inc. | Newbury Park | CA | $669K |
| Marway Power Systems, Inc. | Santa Ana | CA | $661K |
| Abbott Technologies, Inc. | Sun Valley | CA | $605K |
| Action Battery Wholesalers, Inc. | Somerset | WI | $586K |
| Always On Ups Systems Canada Inc. | Kelowna | BC | $457K |
| Sunbelt Solomon Services, LLC | Temple | TX | $432K |
| Eaton CorporationPelham, AL · UEI C2RYAG74W7A5 | Pelham | AL | $423K |
| Cordyne Inc. | Houston | TX | $410K |
| Larson Electronics, LLC | Kemp | TX | $399K |
| Milpower Source, Inc. | Belmont | NH | $374K |
| Watteredge, LLC | Avon Lake | OH | $347K |
| Pacific Transformer Corporation | Anaheim | CA | $343K |
| Post Glover Lifelink Inc. | Erlanger | KY | $342K |
| Power Asset Recovery Corporation | Canton | OH | $337K |
| Bright Manufacturing LLC | Fort Lauderdale | FL | $323K |
| Critical Components, Inc. | Atlanta | GA | $292K |
| Norlake Manufacturing Co. | Elyria | OH | $284K |
| Elgin Power Solutions, Inc. | Beaver | WV | $248K |
| Ecb Solutions, LLC | Oxford | MS | $246K |
| Cooper Power Systems, LLC | Waukesha | WI | $231K |
| Ametek, Inc. | Harleysville | PA | $231K |
| E.e. Equipment Company, Inc. | Indianapolis | IN | $221K |
| Newmar Power LLC | Kansas City | MO | $204K |
| Delta Star, Inc. | Lynchburg | VA | $192K |
| Custom Magnetics Of California Inc. | Chino | CA | $183K |
| Lex Products, LLCShelton, CT · UEI PPN6X1KL8JK5 | Shelton | CT | $169K |
| Eaton CorporationMarcus Hook, PA · UEI KKW3FWJRPDS1 | Marcus Hook | PA | $161K |
| Applied Energy LLC | Saginaw | MI | $156K |
| Monroe Integro, LLC | New Britain | CT | $151K |
| Ewing Two Inc. | Frankford | DE | $139K |
| Ge Aviation Systems LLCPompano Beach, FL · UEI MJ3MQ2P8EYE5 | Pompano Beach | FL | $108K |
| Olsun Electrics Corp. | Richmond | IL | $103K |
| Tek4 Logistics LLC | Bradenton | FL | $99.4K |
| Aak Power Supply Corp. | Plaistow | NH | $94K |
| Asp Holdings Inc. | Knightdale | NC | $90.5K |
| Benning Power Electronics Inc. | Richardson | TX | $81.8K |
| BCS Switchgear Inc. | Aubrey | TX | $76.9K |
| Denver Magnetic Inc. | Denver | CO | $71.5K |
| Eta Techno Projects India Private Limited | New Delhi | | $71.3K |
| Western Products LLC | Livermore | CA | $64.7K |
| Eaton CorporationSandston, VA · UEI JVJ1F8N5D8D4 | Sandston | VA | $64.6K |
| Eaton CorporationSmyrna, GA · UEI CRKJCNAJQUF7 | Smyrna | GA | $61.5K |
| T And R Electric Supply Co. Inc. | Colman | SD | $61.2K |
| Adaptive Power Systems Inc. | Irvine | CA | $59.5K |
| Eaton CorporationDeerfield Beach, FL · UEI PP4DZU4K4CQ4 | Deerfield Beach | FL | $48.1K |
| Blackmon Agency | Mountain BRK | AL | $48K |
| Hunterdon Transformer Co. | Alpha | NJ | $47.5K |
| Lovejoy Controls Corporation | Waukesha | WI | $40.6K |
| Young Engineering Company, L.L.C. | New Orleans | LA | $38K |
