| ECODYNE CORPORATION (NEVADA) | FB003412 | 1969-10-09 | Inactive | CHICAGO |
| ECOGARD, INC. | FB015070 | 1992-02-10 | Inactive | LEXINGTON |
| Ecoinvex LLC | DL210518 | 2021-09-20 | Active | Sioux Falls |
| ECOLAB INC. | FB001732 | 1961-10-03 | Active | St. Paul |
| ECOLAB INC. | 19650019F | 1965-05-07 | Active | — |
| EcoLogic Modulars, LLC | DL046762 | 2016-01-20 | Dissolved | HOT SPRINGS |
| EcoLogic Supplies, LLC | DL046761 | 2016-01-19 | Dissolved | HOT SPRINGS |
| ECOLOGIC SYSTEMS, INC. | DB029874 | 1990-09-27 | Dissolved | — |
| ECOLOGICAL DEVELOPMENT LIMITED | DB049936 | 2005-07-11 | Inactive | — |
| ECOLOGICAL SURFACTANTS, LLC | DL022686 | 2010-10-21 | Inactive | NORTH SIOUX CITY |
| Ecologique Inc. | DB266811 | 2024-01-21 | Dissolved | Canova |
| ECOLOGY AND ENVIRONMENT INC. | FB023547 | 2000-02-17 | Inactive | LANCASTER |
| ECOLOGY MANAGEMENT SYSTEMS CORPORATION | DB033369 | 1993-08-30 | Inactive | — |
| Ecom Digital Lab INC | DB252355 | 2023-06-07 | Dissolved | Belle Fourche |
| ECOMANIACS | NS049248 | 2014-02-27 | Active | SIOUX FALLS |
| eComit Corp | DB269386 | 2024-02-27 | Active | Watertown |
| ECOMLT, LLC | FL321537 | 2026-02-23 | Active | Franklin |
| ECOMWORLD LLC | DL265021 | 2023-12-22 | Active | Watertown |
| ECON MARKETING, INC. | DB024913 | 1985-12-02 | Inactive | — |
| ECON-O-INN INTERNATIONAL, INC. | FB008879 | 1983-04-11 | Revoked | FARGO |
| ECONDUIT CORPORATION | FB026838 | 2002-12-05 | Inactive | IRVINE |
| ECONERGY LLC | DL030079 | 2012-11-20 | Dissolved | SIOUX FALLS |
| eConnected, LLC | DL130811 | 2017-02-20 | Active | SIOUX FALLS |
| ECONO LODGES INTERNATIONAL, INC. | FB015158 | 1992-03-24 | Inactive | DOVER |
| ECONO SOFT WATER, INC. | FB011023 | 1986-08-14 | Revoked | LINCOLN |
| ECONO SOFT WATER, INC. | FB012333 | 1988-09-26 | Revoked | LINCON |
| ECONOCOM-WEST, INC. | FB012013 | 1988-03-30 | Inactive | KNOXVILLE |
| ECONOLEND SERIES B, LLC | FL198350 | 2021-03-10 | Active | TUCSON |
| Econolend, LLC | DL198185 | 2021-03-09 | Inactive | Tucson |
| EconolodgeWatertown,LLC | DL197068 | 2021-02-20 | Inactive | Watertown |
| ECONOMETRIX CORPORATION | DB034561 | 1994-06-29 | Inactive | — |
| ECONOMIC AERO CLUB | NS000585 | 1963-03-07 | Dissolved | MITCHELL |
| ECONOMIC CONCEPTS, INC. | FB025931 | 2002-02-04 | Revoked | PHOENIX |
| ECONOMIC DEVELOPMENT FOR RURAL AMERICA, LTD. | DB041781 | 1999-08-24 | Inactive | — |
| ECONOMIC DEVELOPMENT PROFESSIONAL ASSOCIATION OF SOUTH DAKOTA | NS206191 | 2021-07-09 | Active | Aberdeen |
| ECONOMIC SECURITY ASSOCIATION INCORPORATED | FB004527 | 1973-11-19 | Inactive | SAN RAFAEL, |
| ECONOMIC SOLUTIONS LTD. CO. | DL029796 | 2012-10-24 | Dissolved | MADISON |
| ECONOMICS SCHOLARSHIP FUND, INC. | NS000499 | 1956-12-17 | Active | RAPID CITY |
| ECONOMY CAR RENTAL, INC. | DB034485 | 1994-06-10 | Inactive | — |
| ECONOMY FORMS CORPORATION | FB000316 | 1937-10-22 | Revoked | DES MOINES |
| ECONOMY LODGING SYSTEMS, INC. | FB015059 | 1992-02-03 | Revoked | BEACHWOOD |
| ECONOMY MEAT MARKET, INC. | DB012787 | 1975-03-03 | Active | BATH |
| Economy Mechanical, LLC | DL045240 | 2015-09-23 | Active | ABERDEEN |
| ECONOMY OIL, INC. | FB010079 | 1985-02-25 | Active | OAKES |
| ECONOMY SERVICE, INC. | DB019212 | 1979-11-09 | Inactive | — |
| ECONOMY SIDING & ROOFING, INC. | 19640062D | 1964-02-10 | Dissolved | — |
| ECONOPHONE SERVICES INC. | FB021357 | 1998-05-26 | Revoked | WILMINGTON |
| ECONOPHONE, INC. | FB021427 | 1998-06-11 | Revoked | DOVER |
| ECONOPHONE, INC. | FB019097 | 1996-07-05 | Revoked | BROOKLYN |
| ECONSTRUCT USA LLC | FL006572 | 2012-11-08 | Revoked | OMAHA |
| EcoPro Pest Services LLC | DL200923 | 2021-04-14 | Dissolved | Parker |
| Ecore International Inc. | FB293084 | 2025-02-12 | Active | Lancaster |
| EcoRecruit, LLC | DL286266 | 2024-11-02 | Active | Canistota |
| EcoRmor, LLC | DL159612 | 2019-01-29 | Dissolved | Sioux Falls |
| Ecoshine cleaning. LLC | DL319204 | 2026-01-27 | Active | Sioux Falls |
| ECOSUN PRAIRIE FARMS, INC. | NS013406 | 2007-04-18 | Active | BROOKINGS |
| ECOSYSTEM RESEARCH GROUP, LLC | FL002971 | 2006-06-16 | Revoked | MISSOULA |
| ECOSYSTEM RESEARCH GROUP, LLC | FL004721 | 2009-08-28 | Inactive | MISSOULA |
| ECOTECH DEVELOPMENT, LLC | DL021760 | 2010-06-21 | Dissolved | RENNER |
| ECOTECH OF SOUTH DAKOTA, L.L.C. | DL001122 | 1997-01-28 | Inactive | — |
| ECOTILE, L.L.C. | DL027888 | 2012-04-17 | Inactive | BROOKINGS |
| Ecotone Foundation | NS049826 | 2015-11-30 | Active | Spearfish |
| ECOVAC LTD. | DL020271 | 2009-11-30 | Dissolved | SPEARFISH |
| EcoVectra Solutions Inc | DB300768 | 2025-05-21 | Suspended | Watertown |
| ECOVERAGE P&C INSURANCE SERVICES, INC. | FB023149 | 1999-11-05 | Revoked | SAN FRANCISCO |
| ECOWATER FINANCIAL SERVICES, INC. | FB013524 | 1990-04-17 | Inactive | DOVER |
| ECOWATER SYSTEMS LLC | FL002240 | 2005-01-19 | Active | Woodbury |
| EcoWater Systems of Sioux Falls, LLC | DL035013 | 2013-09-06 | Active | SIOUX FALLS |
| ECOWATER SYSTEMS, INC. | FB015014 | 1992-01-03 | Inactive | WOODBURY |
| EcoZenify LLC | DL264767 | 2023-12-20 | Dissolved | Box Elder |
| Ecozfr Inzgnia LLC | DL316660 | 2025-12-29 | Active | REDFIELD |
| ECP BENEFITS, LLC | FL002054 | 2004-08-02 | Inactive | AUGUSTA |
| ECP BUILDING AND PROJECT MANAGEMENT, INC. | FB034813 | 2010-12-03 | Revoked | SIOUX CITY |
| ECP CKP Consulting LLC | DL215829 | 2021-12-06 | Active | Rio verde |
| ECP Pipe, LLC | DL232494 | 2022-08-11 | Dissolved | Rapid City |
| ECP, LLC | DL048991 | 2016-06-20 | Active | Roscoe |
| ECR ENTERPRISE LLC | DL048196 | 2016-04-26 | Active | ABERDEEN |
| ECR Holdings, LLC | DL226511 | 2022-05-06 | Inactive | Sioux Falls |
| ECR SOFTWARE CORPORATION | FB038681 | 2015-07-10 | Active | BOONE |
| ECS Event Consulting Solutions - LLC | DL323462 | 2026-03-16 | Active | — |
| ECS Mid-Atlantic, LLC | FL171159 | 2019-10-04 | Inactive | CHANTILLY |
| ECS Midwest, LLC | FL176150 | 2020-01-21 | Active | CHANTILLY |
| ECS SERVICES, LLC | DL029198 | 2012-08-24 | Dissolved | CUSTER |
| ECS Telecom Services, LLC | FL177922 | 2020-02-26 | Revoked | Dallas |
| ECSI, LLC | DL007340 | 2004-05-14 | Inactive | — |
| ECSTASY RIDES, L.L.C. | DL023657 | 2011-01-31 | Dissolved | SIOUX FALLS |
| ecszj holdings LLC | DL239565 | 2022-12-01 | Inactive | Okemos |
| ECT FITNESS LLC | DL007128 | 2004-03-30 | Inactive | — |
| ECT PROPERTIES LLC | DL007129 | 2004-03-30 | Inactive | — |
| ECT Sales, LLC | DL149291 | 2018-06-06 | Active | Lennox |
| Ecthelion LLC | DL306299 | 2025-08-12 | Active | Rapid City |
| ECUMEN SERVICES, INC. | FB031111 | 2006-11-06 | Revoked | SHOREVIEW |
| ECUMENICAL TRANSPORT COMPANY, INC. | NS007474 | 1982-11-15 | Active | SIOUX FALLS |
| ECUSTA CORPORATION | FB010330 | 1985-07-16 | Inactive | PISGAH FOREST |
| ED & DALE FAWCETT, INC. | DF005209 | 1965-11-26 | Inactive | — |
| Ed Assist, LLC | DL267948 | 2024-02-06 | Active | Madison |
| ED FAWCETT & SONS, INC. | DF002563 | 1961-12-27 | Dissolved | — |
| ED Industries LLC | DL331996 | 2026-06-24 | Active | Hartford |
| ED Investments, LLC | DL284109 | 2024-09-30 | Active | Rapid CIty |
| ED JOHNSON TRUCKING, INC. | DB034404 | 1994-05-20 | Inactive | — |
| ED M. FELD EQUIPMENT CO., INC. | FB031319 | 2007-01-18 | Active | CARROLL |
| ED MIDGLEY, LLC | DL022182 | 2010-08-18 | Dissolved | WINNER |
| ED MURRAY & SONS CORPORATION | FB024217 | 2000-08-21 | Inactive | CHEYENNE |
| ED MURRAY & SONS, INC. | FB029642 | 2005-05-19 | Inactive | CHEYENNE |
| ED ORDAL CONSTRUCTION, INC. | DB030429 | 1991-03-19 | Dissolved | — |
| ED PULSE CONSTRUCTION, L.L.C. | DL011952 | 2006-08-21 | Active | CUSTER |
| ED PUMMER | DT000139 | 2007-05-18 | Active | — |
| ED ROEHR AUTO RADIO COMPANY | FB034228 | 2010-03-29 | Inactive | ST LOUIS |
| ED TUCKER DISTRIBUTOR, INC. | FB037757 | 2014-04-30 | Revoked | FORT WORTH |
| ED VENTURES, INC. | DB048648 | 2004-08-23 | Dissolved | SIOUX FALLS |
| ED WAGER ELECTRIC, INC. | DB056976 | 2012-06-21 | Active | GETTYSBURG |
| ED WALN CONSTRUCTION, INCORPORATED | DB020577 | 1981-04-14 | Inactive | — |
| Ed's Hideaway LLC | DL328976 | 2026-05-18 | Active | Yankton |
| Ed's Home Services LLC | DL049051 | 2016-06-27 | Active | ORAL |
| ED'S QUARTER, LLC | DL026886 | 2012-01-13 | Active | BLUE EARTH |
| ED'S ROOFING, INC. | DB043837 | 2001-02-26 | Inactive | — |
| ED'S TIRE SERVICE, INC. | DB040964 | 1999-01-13 | Inactive | — |
| ED'S TOGGERY, INC. | DB005923 | 1967-07-06 | Inactive | — |
| ED'S TOWING AND REPAIR, L.L.C. | DL000994 | 1996-10-15 | Inactive | — |
| ED. PHILLIPS & SONS CO. OF NORTH DAKOTA | FB012656 | 1989-03-22 | Inactive | FARGO |
| ED2 Corporation | FB037939 | 2014-07-07 | Revoked | SAN FRANCISCO |
| EDA, P.C. | DB316374 | 2025-12-24 | Active | 82604 |
| EDAB SD, LLC | DL025148 | 2011-07-11 | Inactive | SIOUX FALLS |
| EdAid Limited | FB182183 | 2020-05-28 | Inactive | New York |
| EdAid Limited | FB228321 | 2022-06-06 | Active | New York |
| Edan Technologies LLC | DL279152 | 2024-07-18 | Dissolved | Watertown |
| EDAW, INC. | FB034543 | 2010-08-06 | Active | San Francisco |
| EDAW, INC. | FB032271 | 2007-12-26 | Revoked | SAN FRANCISCO |
| Edberg's Elite Drywall & Finish, LLC | DL211777 | 2021-10-06 | Active | Sioux Falls |
| EDBLOM SANITATION, INC. | DB019618 | 1980-04-08 | Inactive | — |
| EDC Roofing LLC | DL328900 | 2026-05-15 | Active | Rapid City |
| EDCELL EDUCATION GROUP | NS236280 | 2022-10-06 | Active | EVERGREEN |
| Edcetera LLC | FL323230 | 2026-03-13 | Active | WAUKESHA |
| EDCO ACQUISITION CORPORATION | DB054300 | 2009-02-11 | Inactive | FRONTERNAC |
| EDCO CORPORATION | DB028258 | 1989-03-30 | Dissolved | — |
| EDCO HEALTH INFORMATION SOLUTIONS INC. | FB037631 | 2014-03-24 | Active | SPRINGFIELD |
| EDCO INSURANCE SERVICES, INC. | FB020263 | 1997-07-07 | Inactive | LIVINGSTON |
| Edco Products, Incorporated | FB170280 | 2019-09-17 | Active | Hopkins |
| EDCO PROPERTIES, LLC | DL024483 | 2011-04-20 | Active | WARNER |
| edCopy Solutions, LLC | DL225488 | 2022-04-21 | Inactive | Sioux Falls |
| EDCOUNT MANAGEMENT, LLC | FL042630 | 2014-04-24 | Inactive | ALEXANDRIA |
| edCount, LLC | FL161744 | 2019-03-15 | Active | Alexandria |
| EDD MARSHALL FARMS, LLC | DL012549 | 2006-11-21 | Dissolved | SILVER CITY |
| EDD, INC. | DB032103 | 1992-08-31 | Inactive | — |
| EDDIE BAUER LLC | FL004685 | 2009-08-05 | Active | SEATTLE |
| Eddie Ehlers Real Estate, Inc. | DB192592 | 2021-01-01 | Dissolved | Sioux Falls |
| EDDIE FARM, LLC | DA035472 | 2013-10-17 | Inactive | WINNER |
| EDDIE FISCHER, LLC | DL025522 | 2011-08-25 | Active | SIOUX FALLS |
| EDDIE SPEARS LLC | DL299626 | 2025-05-07 | Suspended | PORCUPINE |
| Eddie Zuniga Memorial Fund | NS303352 | 2025-06-26 | Active | SPEARFISH |
| EDDIE'S NORTHSIDE SINCLAIR, LLC | DL013767 | 2007-04-27 | Active | ABERDEEN |
| EDDIE'S PAINTING, INC. | DB041463 | 1999-05-24 | Active | HARRISBURG |
| EDDIE'S PLACE, MEN'S FOOTWEAR, INC. | DB020151 | 1980-11-10 | Inactive | — |
| EDDIE'S SERVICES, LLC | DL267977 | 2024-02-06 | Dissolved | Canova |
| EDDIE'S TIRE & GLASS SERVICE, INC. | DB000514 | 1959-04-06 | Inactive | — |
| EDDIE'S TRUCK CENTER, INC. | DB057277 | 2012-11-13 | Active | Rapid City |
| EDDIE'S TRUCK SALES, INC. | DB000381 | 1959-01-02 | Dissolved | RAPID CITY |
| Eddii Care PLLC | FL333986 | 2026-07-17 | Active | HOUSTON |
| EDDINGTON ENTERPRISES, LLC | DL020254 | 2009-11-25 | Active | STURGIS |
| EDDINGTON VARIETY, INC. | 19680084D | 1968-12-26 | Suspended | — |
| EDDINGTON-HOLBROOKS DAM, INC. | 19540043ND | 1954-10-07 | Active | — |
| EDDPE LLC | DL174795 | 2019-12-23 | Active | Sioux Falls |
| Eddy Enterprises, Inc. | DB055956 | 2011-02-22 | Active | EMERY |
| EDDY ENTERPRISES, L.L.C. | DL023856 | 2011-02-22 | Inactive | EMERY |
| Eddy Farms, LLC | DL262585 | 2023-11-15 | Active | SPEARFISH |
| Eddy LLC | DL253932 | 2023-07-02 | Active | Rapid City |
| EDDY SIMONS ROAD DISTRICT INCORPORATED | TD169950 | 2019-09-10 | Active | — |
| EDDY'S DRIVE-IN DINER, INC. | 19620045D | 1962-03-19 | Active | — |
| EDDY, INC. | DB036026 | 1995-07-10 | Inactive | — |
| EDDY, INCORPORATED (PIERRE) | DB022342 | 1983-04-25 | Inactive | — |
| EDE LLC | DL221919 | 2022-03-03 | Active | Brandon |
| EDE Ventures LLC | DL303982 | 2025-07-07 | Active | Lake Andes |
| EDELITE, LLC | DL333107 | 2026-07-08 | Active | Spearfish |
| EDELWEISS DEVELOPMENT LLC | DL002598 | 1999-12-03 | Inactive | — |
| Edelweiss Inn, LLC | DL040813 | 2014-10-22 | Dissolved | REDFIELD |
| Edelweiss LLC | DL304184 | 2025-07-08 | Active | Brookings |
| EDELWEISS MOUNTAIN IMPROVEMENT ASSOCIATION | NS005689 | 1974-12-13 | Active | RAPID CITY |
| EDELWEISS MOUNTAIN LODGING INC. | DB053466 | 2008-03-31 | Active | Rapid City |
| EDELWEISS MOUNTAIN ROAD DISTRICT | DM009430 | 1997-09-12 | Active | RAPID CITY |
| Edelweiss Vacation Rentals, LLC | DL216594 | 2021-12-16 | Active | Rapid City |
| Eden + Ember, Inc. | NS312850 | 2025-11-03 | Active | NORTH SIOUX CITY |
| Eden Aesthetics, LLC | DL205216 | 2021-06-23 | Active | BOWDLE |
| EDEN AIR & ASSOCIATES, INC. | DB048508 | 2004-07-15 | Inactive | — |
| Eden Area Senior Meals Program | NS257009 | 2023-08-20 | Active | Eden |
| EDEN BANK HOLDING COMPANY, INC. | DB020384 | 1981-02-02 | Inactive | — |
| EDEN BAPTIST CHURCH | 19540000L | 1954-12-17 | Active | — |
| EDEN BROTHERS, LLC | FL292230 | 2025-01-31 | Active | ARDEN |
| Eden Consulting LLC | DL333814 | 2026-07-16 | Active | Sioux Falls |
| EDEN DEVELOPMENT CORPORATION | NS006037 | 1976-06-25 | Dissolved | SISSETON |
| EDEN ENTERTAINMENT COMPANY | DB049955 | 2005-07-19 | Active | EDEN |
| Eden Estates LLC | DL279806 | 2024-07-27 | Active | Eden |
| EDEN FINANCIAL AND INSURANCE SERVICES, INC. | FB012786 | 1989-06-05 | Revoked | SAN DIEGO |
| EDEN FINANCIAL AND INSURANCE SERVICES, INC. | FB009843 | 1984-10-22 | Revoked | SAN DIEGO |
| EDEN GARDENS LLC | DL309173 | 2025-09-12 | Active | Sioux Falls |
| Eden Hair CO, LLC | DL300117 | 2025-06-01 | Active | RAPID CITY |
| Eden Health Management LLC | DL207284 | 2021-07-28 | Active | Hot Springs |
| Eden Health Medical, P.C. | FB170440 | 2019-09-19 | Active | BUFFALO |
| EDEN INNOVATION LLC | DL006154 | 2003-08-11 | Inactive | — |
| Eden Lou Massage, Inc. | DB234942 | 2022-09-19 | Active | Yankton |
| Eden Luxe Co. LLC | DL301329 | 2025-05-29 | Inactive | Watertown |