| Potomac Electric Power Co. | Washington | DC | $638M |
| Korea Electric Power Corporation | Naju-si | | $331M |
| WGL Energy Services, Inc. | Vienna | VA | $322M |
| Virginia Electric And Power CompanyRichmond, VA · UEI J9WWNK22SHT8 | Richmond | VA | $275M |
| Gulf Coast Electric Cooperative Inc. | Wewahitchka | FL | $245M |
| Constellation Newenergy, Inc. | Baltimore | MD | $233M |
| Keenan Ft Detrick Energy LLC | Columbia | SC | $231M |
| Dominion Privatization Texas, LLC | Richmond | VA | $222M |
| Direct Energy Business LLC | Houston | TX | $213M |
| Pacific Gas And Electric Company | Oakland | CA | $204M |
| City Light & Power, Inc. | Denver | CO | $188M |
| City Light & Power Aberdeen, LLC | Denver | CO | $182M |
| Duke Energy Progress, LLC | Raleigh | NC | $177M |
| City Light & Power JBLM LLC | Denver | CO | $154M |
| Sandhills Utility Services, LLC | Fort Bragg | NC | $149M |
| Consolidated Edison Company Of New York, Inc. | New York | NY | $139M |
| The Chugoku Electric Power Company, Incorporated | Hiroshima | HIROSHIMA | $131M |
| Engie Resources LLC | Houston | TX | $115M |
| Rio Grande Electric Cooperative, Inc. | Brackettville | TX | $112M |
| Kyunan Co. Ltd. | Miyakonojo | | $110M |
| City Light & Power FTR, LLC | Denver | CO | $98.2M |
| Chugach Electric Association, Inc. | Anchorage | AK | $95.9M |
| City Light & Power FTC LLC | Denver | CO | $94.5M |
| Florida Power & Light CompanyJuno Beach, FL · UEI RE92DE9FELJ1 | Juno Beach | FL | $94.5M |
| Entergy Louisiana, LLC | New Orleans | LA | $93.1M |
| Dominion Privatization Virginia, LLC | Richmond | VA | $85M |
| Choctawhatchee Electric Cooperative, Inc. | Defuniak Springs | FL | $72.2M |
| City Light & Power Awp, LLC | Denver | CO | $71.2M |
| Canoochee Electric Membership Corp. | Reidsville | GA | $70.9M |
| Monongahela Power Company | Fairmont | WV | $70.2M |
| National Grid USA Service Company, Inc. | Waltham | MA | $68.1M |
| Nolin Rural Electric Cooperative Corporation | Elizabethtown | KY | $63.6M |
| Dominion Privatization South Carolina LLC | Richmond | VA | $62.2M |
| Navajo Tribal Utility Authority | Fort Defiance | AZ | $59.8M |
| Golden Valley Electric Association Inc. | Fairbanks | AK | $58.8M |
| San Diego Gas & Electric Company | San Diego | CA | $48.3M |
| Dominion Energy South Carolina, Inc. | Cayce | SC | $48.3M |
| Flint Electric Membership Corp. | Reynolds | GA | $45.8M |
| Dayton Power And Light Company, The | Dayton | OH | $45.3M |
| The Potomac Edison Co. | Williamsport | MD | $42.9M |
| Puget Sound Energy Inc. | Bellevue | WA | $38.2M |
| Virginia Electric And Power CompanyRichmond, VA · UEI EUZ4KLTMPLQ1 | Richmond | VA | $34.2M |
| American Electric Power Company, Inc. | Columbus | OH | $30.9M |
| Verendrye Electric Cooperative Inc. | Velva | ND | $29.7M |
| Virginia Electric And Power CompanyRichmond, VA · UEI SZ2DG8WLKRG3 | Richmond | VA | $29.7M |
| Eversource Energy Service Company | Hartford | CT | $28M |
| Memphis Light Gas & Water | Memphis | TN | $23.8M |
| Freestate Electric Cooperative, Inc. | Topeka | KS | $23.8M |
| Northwestern Corp. | Sioux Falls | SD | $23.7M |
| Sulphur Springs Valley Electric Cooperative Inc. | Willcox | AZ | $23.5M |
| Public Service Company Of Oklahoma | Tulsa | OK | $23.1M |
| Omaha Public Power District | Omaha | NE | $22.8M |
| Elecnor Servicios Y Proyectos Sau | Madrid | | $22M |
| Griffiss Utility Services Corporation | Rome | NY | $21.8M |
| Sumter Electric Cooperative, Inc. | Sumterville | FL | $21.3M |
| Yazoo Valley Electric Power Association | Yazoo City | MS | $20.4M |
| Baltimore Gas & Electric Company | Baltimore | MD | $20.4M |
| The Cleveland Electric Illuminating Co. | Akron | OH | $20.3M |
| Valley Electric Association Inc. | Pahrump | NV | $19.3M |
| Plumas-sierra Rural Electric Co-operative | Portola | CA | $19.2M |
| Cooperative Utility Services LLC | Union Springs | AL | $17.5M |
| High West Energy, Inc. | Pine Bluffs | WY | $16.6M |
| Public Service Company Of Colorado | Denver | CO | $16.4M |
| Southern Maryland Electric Cooperative, Inc. | Hughesville | MD | $15.7M |
| Nodak Electric Cooperative Inc. | Grand Forks | ND | $14.9M |
| El Paso Electric Company | El Paso | TX | $14.5M |
| Dominion Energy, Inc. | Richmond | VA | $14.3M |
| Entergy Arkansas, LLC | Little Rock | AR | $14.3M |
| Brunswick Electric Membership Corporation | Supply | NC | $14.3M |
| City Of Groton Department Of Utilities | Groton | CT | $13.8M |
| Long Island Power Authority | Uniondale | NY | $13.6M |
| Evergy Missouri West, Inc. | Kansas City | MO | $13.6M |
| Rappahannock Electric Cooperative | Fredericksburg | VA | $13.4M |
| Magis Energia S.p.a. | Verona | VR | $13M |
| Sussex Rural Electric Cooperative | Sussex | NJ | $13M |
| Dte Energy Company | Detroit | MI | $12.8M |
| Reliant Energy Northeast LLC | Princeton | NJ | $12.6M |
| Tucson Electric Power Company | Tucson | AZ | $12.6M |
| Florida Power & Light CompanyPensacola, FL · UEI L7TCNKNASCM5 | Pensacola | FL | $11.9M |
| Evergy Kansas Central Inc. | Topeka | KS | $11.1M |
| Firstenergy Pennsylvania Electric Company | Greensburg | PA | $10.4M |
| Yakama Power | Toppenish | WA | $9.99M |
| City Of Gallup | Gallup | NM | $9.97M |
| Los Angeles Department Of Water & Power | Los Angeles | CA | $9.62M |
| PPL Electric Utilities Corporation | Allentown | PA | $9.48M |
| Southwestern Public Service Company | Amarillo | TX | $9.05M |
| Uns Electric, Inc. | Tucson | AZ | $8.42M |
| Txu Energy Retail Company LLC | Irving | TX | $7.97M |
| Ohio Edison Company | Akron | OH | $7.38M |
| Powell Valley Electric Cooperative | New Tazewell | TN | $7.26M |
| Pacificorp | Portland | OR | $7.18M |
| BKW Gse Consulting, Inc. | La Mesa | CA | $6.91M |
| Evergy Metro, Inc. | Kansas City | MO | $6.76M |
| Peco Energy Company | Philadelphia | PA | $6.75M |
| Continental Divide Electric Cooperative, Inc. | Grants | NM | $6.28M |
| Puerto Rico Electric Power Authority | San Juan | PR | $6.22M |
| Santee Electric Cooperative Inc. | Kingstree | SC | $5.95M |
| The Narragansett Electric Company | Providence | RI | $5.54M |
| Commonwealth Edison Co. | Chicago | IL | $5.42M |
| Kentucky Utilities Company | Lexington | KY | $4.81M |
