| Schmidt Legal Services, Prof. L.L.C. | — | DL039300 | 2014-06-20 | Dissolved | RAPID CITY |
| SCHMIDT MANUFACTURING COMPANY | — | DB021077 | 1981-10-30 | Inactive | — |
| Schmidt Medical LLC | — | DL269277 | 2024-02-26 | Active | Dakota Dunes |
| Schmidt Neon Sign Company, LLC | — | DL300039 | 2025-05-12 | Active | Black Hawk |
| SCHMIDT OIL AND GAS COMPANY, INCORPORATED | — | DB018947 | 1979-08-09 | Inactive | — |
| Schmidt Pilot Services LLC | — | DL171283 | 2019-10-08 | Dissolved | Wessington Springs |
| SCHMIDT PROPERTIES, L.L.C. | — | DL005737 | 2003-04-08 | Dissolved | RAPID CITY |
| Schmidt Properties, LLC | — | DL289405 | 2024-12-19 | Active | Sisseton |
| SCHMIDT RANCH, INC. | — | DF003641 | 1964-05-04 | Dissolved | ABERDEEN |
| Schmidt Service & Repair LLC | — | FL182012 | 2020-05-22 | Suspended | Chaska |
| SCHMIDT SPRAY FOAM, LLC | — | DL028549 | 2012-06-21 | Active | Milbank |
| SCHMIDT TRANSPORT, L.L.C. | — | DL000639 | 1995-12-11 | Inactive | — |
| Schmidt Trucking LLC | — | DL212992 | 2021-10-25 | Dissolved | Aberdeen |
| SCHMIDT VOCATIONAL SERVICES, LLP | — | FR000095 | 2002-02-07 | Inactive | FARGO |
| SCHMIDT'S AMOCO, INC. | — | DB033504 | 1993-10-07 | Dissolved | — |
| Schmidt's Custom Meats, LLC | — | DL150541 | 2018-07-01 | Active | Roslyn |
| Schmidt's Deodorant Company LLC | — | DL041622 | 2015-01-05 | Inactive | Jupiter |
| SCHMIDT'S FARM, LLC | — | DL250865 | 2023-05-15 | Active | Pierre |
| SCHMIDT'S HOME AND COMMERCIAL DECORATING, INC. | — | DB033644 | 1993-11-22 | Inactive | — |
| SCHMIDT'S INTERNATIONAL AUTO SALES, INC. | — | DB024399 | 1985-05-08 | Dissolved | — |
| Schmidt's Lakeside Storage, LLC | — | DL173245 | 2019-11-20 | Active | Big Stone City |
| Schmidt's Painting LLC | — | DL042877 | 2015-03-19 | Active | SIOUX FALLS |
| SCHMIDT, DR. R.J., P.C. | — | DB010373 | 1970-12-17 | Dissolved | — |
| SCHMIDT, INC. | — | DB002766 | 1962-05-14 | Dissolved | — |
| SCHMIDT-BARNES AMERICAN LEGION POST 268 | — | NS013207 | 2006-08-21 | Active | VIRGIL |
| SCHMIDT-BARNES POST NO. 268, THE AMERICAN LEGION DEPARTMENT OF SOUTH DAKOTA | — | NS001381 | 1949-09-01 | Inactive | — |
| SCHMIDTCO, INC. | — | DB041273 | 1999-04-12 | Active | WILLOW LAKE |
| SCHMIDTKE ASSISTED LIVING CENTER, LLC | — | DL022006 | 2010-07-22 | Dissolved | TRENT |
| Schmidtke Insurance Agency, Inc | — | DB214754 | 2022-01-01 | Active | Fairmont |
| Schmidts Daylight Donuts LLC | — | DL254980 | 2023-07-19 | Active | Rapid city |
| SCHMIDTY'S REMODELED RENTAL HOMES, LLC | — | DL019604 | 2009-08-24 | Active | DELL RAPIDS |
| SCHMIEDING FARMS, LLC | — | DA012721 | 2006-12-18 | Active | SIOUX FALLS |
| SCHMIEDT ENTERPRISES INC. | — | DB044200 | 2001-06-06 | Active | WOONSOCKET |
| SCHMIEDT EXPRESS FITNESS CORP. | — | DB046095 | 2002-11-15 | Inactive | — |
| Schmieg Management LLC | — | DL140263 | 2017-11-28 | Active | Corona |
| Schmills Adventures LLC | — | DL322989 | 2026-03-10 | Active | Mitchell |
| Schmit Ag, Inc. | — | DB060362 | 2015-09-23 | Active | ARTESIAN |
| Schmit Brothers Farms, LLP | — | DR221501 | 2022-02-25 | Active | KINGWOOD |
| Schmit Cattle LLC | — | DL231653 | 2022-07-29 | Active | Castlewood |
| Schmit Construction LLC | — | DL329124 | 2026-05-19 | Active | Castlewood |
| Schmit Farms Hunting, LLC | — | DL045223 | 2015-09-23 | Active | ARTESIAN |
| Schmit Holdings LLC | — | DL168442 | 2019-08-07 | Active | SIOUX FALLS |
| Schmit Properties, LLC | — | DL045233 | 2015-09-23 | Active | ARTESIAN |
| SCHMITT CONSTRUCTION AND LANDSCAPING LLC | — | DL206310 | 2021-07-12 | Dissolved | BOX ELDER |
| SCHMITT CONSTRUCTION INCORPORATED OF NEBRASKA | — | FB136015 | 2017-08-16 | Revoked | LAUREL |
| SCHMITT CONSTRUCTION, LLC | — | DL037328 | 2014-02-05 | Active | TEA |
| Schmitt Proofreading, LLC | — | DL172158 | 2020-01-01 | Active | Yankton |
| Schmitty Hauls LLC | — | DL310180 | 2025-09-25 | Active | North Sioux City |
| SCHMITZ & HANSON, INC. | — | DB027389 | 1988-05-20 | Dissolved | CUSTER |
| Schmitz Anesthesia Services, P.C. | — | DB060747 | 2016-03-14 | Dissolved | APPLETON |
| SCHMITZ CATTLE, LLP | — | DR001647 | 2014-04-04 | Active | Elk Point |
| Schmitz Construction LLC | — | DL239407 | 2022-11-30 | Active | Mitchell |
| Schmitz Consulting LLC | — | DL274684 | 2024-05-09 | Active | Vermillion |
| Schmitz Custom Meats LLC | — | DL299939 | 2025-05-09 | Active | Dell Rapids |
| SCHMITZ ELECTRIC AND HVAC INC. | — | DB057567 | 2013-02-14 | Active | BONESTEEL |
| SCHMITZ ELECTRIC CO. | — | FB013542 | 1990-04-25 | Inactive | ADAMS |
| SCHMITZ ELECTRIC, INC. | — | FB028233 | 2004-02-12 | Revoked | O'NEILL |
| Schmitz Enterprises, LLC | — | DL248220 | 2023-04-06 | Active | Bonesteel |
| Schmitz Family Cabin, LLC | — | DL242662 | 2023-01-20 | Active | Custer |
| SCHMITZ FINANCIAL GROUP, INC. | — | DB051523 | 2006-09-14 | Active | PIERRE |
| Schmitz Grain, Inc. | — | FB303069 | 2025-06-23 | Active | Currie |
| SCHMITZ HEATING & COOLING LLC | — | DL163310 | 2019-04-17 | Dissolved | BONESTEEL |
| SCHMITZ RECYCLING INC. | — | DB052929 | 2007-11-19 | Dissolved | ARLINGTON |
| SCHMITZ SEEDS, INC. | — | DB047859 | 2004-01-28 | Dissolved | JEFFERSON |
| SCHMITZ, KALDA & ASSOCIATES, INC. | — | DB024941 | 1985-12-11 | Dissolved | SIOUX FALLS |
| SCHMITZER, INC. | — | DB050512 | 2006-01-03 | Dissolved | — |
| Schmosby, LLC. | — | DL329522 | 2026-05-23 | Active | Sioux Falls |
| SCHMUCKER, PAUL, NOHR & ASSOCIATES, INC. | — | DB023840 | 1964-05-25 | Active | MITCHELL |
| Schnabel Ag, LLC | — | DL041580 | 2014-12-29 | Inactive | Parkston |
| Schnabel Ag, LLC | — | DL331757 | 2026-06-22 | Active | Parkston |
| SCHNABEL ELECTRIC, INC. | — | DB022249 | 1983-03-25 | Inactive | — |
| Schnabel Enterprises, LLC | — | DL173287 | 2019-11-20 | Inactive | Tripp |
| SCHNABEL PORK FARM, INC. | — | DF038404 | 1997-04-03 | Active | EMERY |
| Schnabel Properties, LLC | — | DL206701 | 2021-07-19 | Active | Aberdeen |
| SCHNABEL RANCH, LLC | — | DL027520 | 2012-03-13 | Active | EUREKA |
| SCHNABEL TRUCKING, LLC | — | DL013527 | 2007-03-28 | Inactive | EMERY |
| SCHNABEL TRUCKING, LLC | — | DL025276 | 2011-07-25 | Dissolved | Eureka |
| Schnabel, Inc. | — | FB302875 | 2025-06-19 | Active | GLEN ALLEN |
| Schnaible Renovation, LLC | — | DL041787 | 2015-01-02 | Inactive | SIOUX FALLS |
| Schnazz Construction LLC | — | DL259933 | 2023-10-02 | Dissolved | Rapid City |
| Schnebly Trucking, LLC | — | DL040378 | 2014-09-23 | Dissolved | FULTON |
| SCHNECK AGENCY, INC. | — | FB006691 | 1979-07-02 | Revoked | ORTONVILLE |
| SCHNECK FARMS, INC. | — | DF035839 | 1995-05-16 | Active | MILBANK |
| SCHNECK MANAGEMENT, LLC | — | DL028162 | 2012-05-11 | Active | MILBANK |
| SCHNECK REAL ESTATE LIMITED PARTNERSHIP | — | DP002373 | 2012-05-17 | Active | MILBANK |
| SCHNEE CHASSIS, INC. | — | DB026638 | 1987-08-20 | Dissolved | LINCOLN |
| SCHNEE DAIRY, INC. | — | DF011392 | 1972-12-01 | Inactive | — |
| SCHNEIDER (USA) INC. | — | FB017525 | 1994-12-20 | Inactive | NATICK |
| SCHNEIDER AG LIMITED PARTNERSHIP, L.L.L.P. | — | DP001557 | 2004-07-12 | Active | — |
| Schneider Anesthesia LLC | — | DL310727 | 2025-10-02 | Active | Sioux Falls, SD |
| Schneider Appraisal Services LLC | — | DL292856 | 2025-02-08 | Active | Sioux Falls |
| Schneider Brothers, LLP | — | DR001762 | 2016-03-07 | Active | Spring Creek Township |
| Schneider Consulting, LLC | — | DL164807 | 2019-05-17 | Inactive | Gettysburg |
| SCHNEIDER DAIRY CATTLE, INC. | — | DF023085 | 1984-01-20 | Active | SHERMAN |
| SCHNEIDER ELECTRIC BUILDINGS AMERICAS, INC. | — | FB035702 | 2012-01-20 | Active | CARROLLTON |
| SCHNEIDER ELECTRIC ENGINEERING SERVICES, LLC | — | FL004282 | 2008-10-23 | Active | FRANKLIN |
| SCHNEIDER ELECTRIC IT MISSION CRITICAL SERVICES, INC. | — | FB035080 | 2011-04-12 | Active | Franklin |
| SCHNEIDER ELECTRIC, INC. | — | DB037605 | 1996-08-29 | Inactive | — |
| SCHNEIDER ELECTRIC, LLC | — | DL025142 | 2011-07-08 | Active | WATERTOWN |
| SCHNEIDER ENTERPRISES INC. | — | FB009294 | 1983-12-19 | Revoked | PITTSBURGH |
| SCHNEIDER ENTERPRISES, L.L.C. | — | DL015124 | 2007-11-21 | Inactive | CUSTER |
| Schneider Estates LLC | — | DL144144 | 2018-02-18 | Inactive | Brookings |
| SCHNEIDER FAMILY LLP | — | DR000328 | 1998-12-21 | Inactive | — |
| Schneider Family Services PLLC | — | DL300178 | 2025-05-13 | Active | Harrisburg |
| SCHNEIDER FARMS INC. | — | DF021125 | 1981-11-23 | Active | RAPID CITY |
| Schneider Fitness East LLC | — | DL169295 | 2019-08-26 | Active | Sioux Falls |
| Schneider Fitness LLC | — | DL141841 | 2018-01-01 | Active | SIOUX FALLS |
| SCHNEIDER GEOSPATIAL, LLC | — | FL235030 | 2022-09-20 | Revoked | INDIANAPOLIS |
| SCHNEIDER GEOSPATIAL, LLC | — | FL157456 | 2019-01-01 | Inactive | INDIANAPOLIS |
| SCHNEIDER GLOBAL, INC. | — | FB283755 | 2024-09-24 | Revoked | Newark |
| Schneider Livestock LLC | — | DL210530 | 2021-09-20 | Dissolved | Sherman |
| SCHNEIDER LLC | — | DL003500 | 2001-01-12 | Inactive | SPEARFISH |
| SCHNEIDER MUSIC COMPANY | — | DB012613 | 1974-11-29 | Dissolved | — |
| SCHNEIDER NATIONAL CARRIERS, INC. | — | FB019697 | 1997-01-06 | Active | GREEN BAY |
| SCHNEIDER OPTICAL MACHINES INC. | — | FB037332 | 2013-12-23 | Active | FRISCO |
| Schneider Partners, LLC | — | DL037190 | 2014-01-27 | Active | Marshall |
| SCHNEIDER POWER CORPORATION | — | FB007394 | 1980-10-27 | Revoked | PITTSBURGH |
| SCHNEIDER PROPERTIES, LLC | — | DL047602 | 2016-03-17 | Active | WATERTOWN |
| SCHNEIDER PROPERTIES, LLC | — | DL016281 | 2008-04-22 | Active | SISSETON |
| Schneider Ranch Inc. | — | DF059638 | 2014-12-15 | Active | JAVA |
| SCHNEIDER RENTALS, LLC | — | DL001974 | 1998-12-21 | Active | STURGIS |
| SCHNEIDER STRUCTURAL ENGINEERING, INC. | — | FB028578 | 2004-05-26 | Active | OMAHA |
| SCHNEIDER TECHNOLOGY, INC. | — | DB049251 | 2005-01-31 | Active | Sioux Falls |
| Schneider Therapies, LLC | — | DL205821 | 2021-07-02 | Active | Rapid City |
| SCHNEIDER, BERNET & HICKMAN, INC. | — | FB007536 | 1981-02-09 | Revoked | DALLAS |
| SCHNEIDER-ALBERS, INC. | — | DB014590 | 1977-08-12 | Dissolved | — |
| SCHNEIDERMAN APPRAISAL SERVICE OF SOUTH DAKOTA, INC. | — | DB045538 | 2002-06-05 | Inactive | — |
| SCHNEIDERMAN ENTERPRISES, LTD. | — | DB034054 | 1994-02-17 | Inactive | — |
| Schnell Brothers Farm, LLC | — | DL042452 | 2015-02-24 | Active | Randolph |
| Schnell Custom Incorporated | — | FB159530 | 2019-01-28 | Revoked | Alexandria |
| Schnell, LLC | — | DL036128 | 2013-11-26 | Dissolved | mitchell |
| SCHNELLER INSURANCE AGENCY, INC. | — | DB046092 | 2002-11-13 | Inactive | — |
| Schnider Rentals, LLC | — | DL150120 | 2018-06-22 | Active | Black Hawk |
| SCHNIDER-MELLEGARD LLC | — | DL012812 | 2006-12-27 | Inactive | RAPID CITY |
| SCHNIEBER FINE FOODS, INC. | — | FB015077 | 1992-02-13 | Inactive | LINCOLN |
| SCHNIEDERS WASTE CONTROL, INC. | — | DB049287 | 2005-02-09 | Dissolved | DELL RAPIDS |
| Schnitz Pink Ladies | — | NS203295 | 2021-05-20 | Active | MENNO |
| Schnitzel Properties, LLC | — | DL312449 | 2025-10-28 | Active | Rapid City |
| SCHNOSE ARENA, INC. | — | NS012774 | 2005-03-04 | Dissolved | HOT SPRINGS |
| Schnose Ranch Limited Partnership | — | DP002781 | 2014-12-22 | Active | BUFFALO GAP |
| Schnucki Putzi GP LLC | — | DL173456 | 2019-11-25 | Inactive | SIOUX FALLS |
| SCHNURR CONSTRUCTION, INC. | — | FB020238 | 1997-06-30 | Inactive | HOSPERS |
| Scho's Vault Exchange, LLC | — | DL130882 | 2017-02-21 | Dissolved | YANKTON |
| SCHOCK ETHANOL PARTNERSHIP, LLP | — | DR000857 | 2004-11-24 | Inactive | — |
| SCHOCK FINANCIAL SERVICES, INC. | — | DB030073 | 1990-12-20 | Active | SIOUX FALLS |
| Schock Holdings, LLC | — | DL284672 | 2024-10-08 | Active | Sioux Falls |
| SCHOCK LAND, LLC | — | DL024728 | 2011-05-19 | Active | Aberdeen |
| SCHOCK PRODUCTIONS, INC. | — | DB038934 | 1997-08-21 | Inactive | — |
| SCHOCK PROPERTIES, LLC | — | DL019172 | 2009-06-17 | Active | Aberdeen |
| Schock Trucking, LLC | — | DL183873 | 2020-06-30 | Inactive | Spencer |
| SCHOCK'S, INC. | — | DB031451 | 1992-02-21 | Inactive | — |
| SCHOCKS AUTO & TRAILER EXCHANGE, INC. | — | DB013276 | 1975-12-24 | Dissolved | RAPID CITY |
| SCHOELL & MADSON, INC. | — | FB025097 | 2001-05-07 | Revoked | MINNETONKA |
| SCHOELL & MADSON, INC. | — | FB005291 | 1976-04-09 | Revoked | HOPKINS |
| SCHOELLERMAN CONSTRUCTION, INC. | — | DB053272 | 2008-02-08 | Dissolved | VERMILLION |
| Schoellerman Enterprises L.L.C. | — | DL274808 | 2024-05-11 | Active | Burbank |
| Schoellerman Real Estate Investments 2, LLC | — | DL256590 | 2023-08-14 | Active | Burbank |
| Schoellerman Real Estate Investments 3, LLC | — | DL256594 | 2023-08-14 | Active | Burbank |
| SCHOELLERMAN REAL ESTATE INVESTMENTS, L.L.C. | — | DL013333 | 2007-03-01 | Active | VERMILLION |
| SCHOELLERMAN TRANSPORTATION BROKERS, INC. | — | DB037937 | 1996-12-09 | Active | Burbank |
| Schoeman Enterprises, LLC | — | DL134601 | 2017-06-27 | Dissolved | Watertown |
| Schoenbeck & Erickson, PC. | — | DB060423 | 2015-10-23 | Active | WATERTOWN |
| SCHOENBERNER ELECTRIC, INC. | — | DB049421 | 2005-03-16 | Dissolved | RAPID CITY |
| SCHOENECKERS, INC. | — | FB020275 | 1997-07-10 | Active | Minneapolis |
| SCHOENEMAN BROS. COMPANY | — | FB000908 | 1906-01-26 | Active | Irving |
| Schoeneman Construction LLC | — | DL206515 | 2006-01-02 | Active | BRANDON |
| SCHOENEMAN CONSTRUCTION, INC. | — | DB050491 | 2006-01-02 | Active | BRANDON |
| SCHOENEMAN'S INC. | — | DB006398 | 1933-12-30 | Active | SIOUX FALLS |
| SCHOENEY & DONEY, LLC | — | DL147835 | 2018-05-04 | Dissolved | CHAMBERLAIN |
| Schoenfelder & Co. LLC | — | DL321539 | 2026-02-23 | Active | Tea |
| SCHOENFELDER AG, L.L.C. | — | DL019017 | 2009-05-28 | Active | DIMOCK |
| SCHOENFELDER CHEVROLET INCORPORATED | — | DB003721 | 1964-07-06 | Inactive | — |
| SCHOENFELDER CONSTRUCTION, INC. | — | DB040003 | 1998-04-30 | Active | MITCHELL |
| SCHOENFELDER ENTERPRISES, INC. | — | DB019170 | 1979-10-26 | Dissolved | Yankton |
| SCHOENFELDER FAMILY LIMITED PARTNERSHIP | — | DP001485 | 2003-10-06 | Active | MITCHELL |
| SCHOENFELDER FARMS LIMITED PARTNERSHIP | — | DP000719 | 1997-07-23 | Active | — |
| Schoenfelder Feeds LLC | — | DL327600 | 2026-05-01 | Active | Dimock |
| Schoenfelder Holdings LLC | — | DL315794 | 2025-12-16 | Active | DIMOCK |
| SCHOENFELDER HOLDINGS, INC. | — | DB052190 | 2007-03-26 | Dissolved | — |
| Schoenfelder Portables LLC | — | DL280720 | 2024-08-09 | Active | Mitchell |
| SCHOENFELDER PROPERTIES LLC | — | DL012109 | 2006-09-14 | Dissolved | CHAMBERLAIN |
| Schoenfelder Real Estate LLC | — | DL046471 | 2015-12-29 | Dissolved | MITCHELL |
| Schoenfelder Renovations Inc | — | FB155790 | 2018-10-30 | Active | Bloomington |
| SCHOENFELDER RENOVATIONS, INC. | — | FB035911 | 2012-04-16 | Revoked | Minnetonka |
| SCHOENFELDER RIVERFRONT DENTAL, P.C. | — | DB045500 | 2002-05-28 | Active | Yankton |
| Schoenfelder Trucking LLC | — | DL172124 | 2019-10-24 | Active | WESTPORT |
| Schoenfelder Vacation Homes, LLC | — | DL303489 | 2025-06-30 | Active | Sioux Falls |
| SCHOENFELDT ELECTRIC, LLC | — | DL131502 | 2017-03-14 | Active | Humboldt |
| SCHOENFISH & CO., INC. | — | DB019041 | 1979-09-17 | Active | PARKSTON |
| Schoenfish Family, LLC | — | DL261867 | 2023-11-02 | Active | Garretson |
| SCHOENFISH FARMS, LLC | — | DL020531 | 2010-01-04 | Active | MENNO |
| SCHOENHARD COMMUNITY FOUNDATION, INC. | — | NS009690 | 1992-08-18 | Active | CHAMBERLAIN |
| SCHOENHARD ENTERPRISES, INC. | — | DB023887 | 1977-04-28 | Inactive | — |
| SCHOENHARD FEEDLOT, INC. | — | DB030146 | 1991-01-04 | Dissolved | — |
| SCHOENHARD INVESTMENTS, INC. | — | DB022553 | 1983-07-01 | Active | CHAMBERLAIN |
| SCHOENHARD'S CUSTOM CABINETRY, INC. | — | DB039620 | 1998-02-02 | Active | Tea |
| Schoenhards Lawn Care, LLC | — | DL293902 | 2025-02-24 | Active | Sioux Falls |
| SCHOENROCK-ARCH, INC. | — | DB038405 | 1997-04-03 | Dissolved | PIERRE |
| SCHOENROGGE LIMITED PARTNERSHIP | — | DP001427 | 2003-03-20 | Inactive | — |
| Schoenwald Heating and Cooling LLC | — | DL251696 | 2023-05-26 | Dissolved | Marion |