| Kobalt Properties LLC | DL301573 | 2025-06-02 | Active | Elk Point |
| Kobat Capital Group LLC | DL267592 | 2024-02-01 | Dissolved | Watertown |
| Kobat Holdings, LLC | DL131943 | 2017-03-29 | Dissolved | VERMILLION |
| Kobayashi Capital Partners, LLC | DL041103 | 2014-11-13 | Inactive | Fort Worth |
| KOBE, INC. | FB001431 | 1959-11-24 | Revoked | HUNTINGTON PARK |
| Kobebeef LLC | DL248471 | 2023-04-11 | Active | Pierre |
| KOBER CONSTRUCTION CO. | FB009644 | 1984-06-21 | Revoked | BILLINGS |
| KOBER FUNERAL HOME PROPERTIES, LLC | DL007026 | 2004-03-05 | Active | VERMILLION |
| KOBER FUNERAL HOME, INC. | DB052864 | 2007-10-25 | Active | VERMILLION |
| KOBITEX MANAGEMENT LLC | DL003936 | 2001-07-17 | Inactive | — |
| Koble LLC | DL269668 | 2024-02-29 | Dissolved | COLUMBIA |
| Koblenz Capital Partners, LTD. | DB292468 | 2025-02-04 | Active | Omaha |
| KOBO, L.L.C. | DL000458 | 1995-05-17 | Inactive | — |
| Kobold Trucking, Inc. | DB061018 | 2016-07-13 | Dissolved | Sioux Falls |
| Kobolt Holdings LLC | DL276154 | 2024-06-01 | Dissolved | Platte |
| KoBu, LLC | DL318128 | 2026-01-15 | Active | Huron |
| Koby Werkmeister Racing LLC | DL213767 | 2021-11-04 | Active | Armour |
| Kocdry LLC | DL277532 | 2024-06-24 | Dissolved | Black Hawk |
| KoceDry LLC | DL276381 | 2024-06-04 | Active | Rapid City |
| Kocer and Son Trucking, LLC | DL334077 | 2026-07-20 | Active | WOOD |
| Kocer Brothers Farm, LLC | DL254444 | 2023-08-01 | Active | Chamberlain |
| Kocer Farms, LLC | DL244049 | 2023-02-09 | Active | Wagner |
| KOCER ORIGINALS, LLC | DL137871 | 2017-10-03 | Active | WAGNER |
| KOCH & SONS FARMS, INC. | DF022624 | 1983-08-04 | Active | White |
| Koch & Thomas Investments LLC | FL280672 | 2024-08-08 | Revoked | Sullivan |
| Koch Ag Services, LLC | DL219638 | 2022-02-01 | Active | Owanka |
| KOCH AGRICULTURE COMPANY | FB020277 | 1997-07-10 | Inactive | LINCOLN |
| KOCH AGRONOMIC SERVICES, LLC | FL005536 | 2011-02-16 | Active | Wichita |
| KOCH APARTMENTS LIMITED PARTNERSHIP | DP000021 | 1987-12-03 | Active | SIOUX FALLS |
| KOCH BROTHERS, INC. | DB035293 | 1995-01-17 | Dissolved | LEESBURG |
| KOCH BUSINESS MANAGEMENT & CONSULTING, LLC | DL024515 | 2011-04-27 | Dissolved | MADISON |
| KOCH COMPANY I, LLC | DL043863 | 2015-06-01 | Active | SIOUX FALLS |
| KOCH COMPANY II, LLC | DL043864 | 2015-06-01 | Active | Tea |
| KOCH COMPANY RC, LLC | DL043865 | 2015-06-01 | Active | SIOUX FALLS |
| KOCH CONCRETE, INC. | DB023238 | 1984-03-15 | Inactive | — |
| KOCH CONCRETE, INC. | DB042591 | 2000-03-23 | Dissolved | EL PASO |
| Koch Construction LLC | DL234061 | 2022-09-06 | Dissolved | Rapid City |
| KOCH CONSTRUCTION, INC. | DB014522 | 1977-07-18 | Inactive | — |
| Koch Crop Care LLC | DL254898 | 2023-07-18 | Active | Stickney |
| KOCH DS9 LLC | DL026868 | 2012-01-11 | Inactive | SIOUX FALLS |
| KOCH ELECTRIC, LLC | DL193646 | 2020-12-28 | Active | STICKNEY |
| KOCH ENERGY TRADING, INC. | FB011326 | 1987-02-20 | Inactive | WICHITA, |
| KOCH ENTERPRISES OF SOUTH DAKOTA, LLC | DL025492 | 2011-08-22 | Active | SIOUX FALLS |
| KOCH ENTERPRISES, INC. D/B/A VITITO'S PROFESSIONAL CLEANING COMPANY | FB025059 | 2001-04-20 | Revoked | SIOUX CITY |
| KOCH EQUITY CORPORATION | DB027707 | 1988-09-21 | Active | SIOUX FALLS |
| KOCH EXPLORATION COMPANY | FB008033 | 1981-11-12 | Inactive | WICHITA |
| KOCH EXPLORATION COMPANY, LLC | FL001206 | 2002-03-12 | Active | Wichita |
| Koch Farms LLC | DL233763 | 2022-08-31 | Active | Watertown |
| KOCH FERTILIZER CANADA, ULC | FB158151 | 2018-12-28 | Active | — |
| KOCH FERTILIZER INTERNATIONAL LIMITED | FB127889 | 2016-11-18 | Inactive | Wichita |
| KOCH FERTILIZER, LLC | FL006673 | 2013-01-15 | Active | Wichita |
| KOCH FILTER CORPORATION | FB027720 | 2003-09-22 | Active | Louisville |
| KOCH FINANCIAL SERVICES, INC. | FB020985 | 1998-02-10 | Inactive | WICHITA |
| KOCH FUELS, INC. | FB002609 | 1966-01-21 | Inactive | WICHITA |
| KOCH GATHERING SYSTEMS, INC. | FB010640 | 1986-01-03 | Inactive | WICHITA |
| KOCH HAYGRINDING LLC | DL023663 | 2011-01-31 | Active | PLANKINTON |
| KOCH HAZARD ARCHITECTS, INC. | DB012798 | 1975-03-07 | Active | SIOUX FALLS |
| Koch Holding Company LLC | DL216640 | 2021-12-16 | Dissolved | Sioux Falls |
| KOCH INDUSTRIES, INC. | FB000103 | 1958-01-17 | Inactive | WICHITA |
| KOCH INSURANCE AGENCY, INC. | DB015106 | 1978-03-10 | Active | MILBANK |
| KOCH LAW OFFICES, P.C. | DB049345 | 2005-02-24 | Inactive | — |
| KOCH MATERIALS COMPANY DBA KOCH MATERIALS COMPANY OF SOUTH DAKOTA | FB008351 | 1982-04-29 | Inactive | WICHITA |
| Koch Medicine, LLC | DL035788 | 2013-11-08 | Active | RAPID CITY |
| KOCH NITROGEN COMPANY | FB012547 | 1989-01-13 | Inactive | WILMINGTON |
| KOCH NITROGEN COMPANY | FB013284 | 1989-12-26 | Inactive | WICHITA |
| KOCH NITROGEN COMPANY, LLC | FL004398 | 2009-01-20 | Inactive | WICHITA |
| KOCH PERFORMANCE ROADS, INC. | FB024220 | 2000-08-21 | Inactive | WICHITA |
| KOCH PIPELINE COMPANY, LIMITED PARNTERSHIP | FP000269 | 1995-11-08 | Inactive | WICHITA |
| KOCH PIPELINES, INC. | FB011434 | 1987-04-13 | Revoked | WICHITA, |
| Koch Premier Properties LLC | DL159803 | 2019-02-01 | Active | Plankinton |
| Koch Property Holdings, LLC | DL142354 | 2018-01-09 | Active | RAPID CITY |
| KOCH REFINING COMPANY | FB001427 | 1959-11-16 | Inactive | WICHITA |
| Koch Senior Living, LLC | DL201025 | 2021-04-16 | Active | Milbank |
| KOCH SERVICE, INC. | FB002338 | 1964-08-18 | Inactive | WICHITA |
| KOCH SUPPLY & TRADING, LIMITED PARTNERSHIP | FP000679 | 2007-05-02 | Active | WICHITA |
| KOCH TRUCKING LLC | DL304256 | 2025-07-09 | Active | Salem |
| Koch's Garage, LLC | DL266137 | 2024-01-10 | Active | Hartford |
| KOCH'S MAGIC ERASERS LLC | DL161881 | 2019-03-18 | Active | SIOUX FALLS |
| KOCH'S MEATS, INC. | DB020249 | 1980-12-17 | Inactive | — |
| Koch's Repair Shop, LLC | DL038730 | 2014-05-08 | Inactive | STRATFORD |
| KOCH'S, INC. | DB031757 | 1992-05-14 | Dissolved | Custer |
| KOCHASOFT INC. | FB318912 | 2026-01-23 | Active | BETHESDA |
| KOCHER BROTHERS, INC. | DB025751 | 1986-10-09 | Inactive | — |
| KOCKELMAN CONSTRUCTION, INC. | FB026402 | 2002-07-01 | Active | CANBY |
| Kockler Enterprises, LLP | FR293926 | 2025-02-24 | Active | RAPID CITY |
| KOCKS MINI TRAIN AND FERRIS WHEEL LLC | FL178599 | 2020-03-16 | Suspended | INWOOD |
| KOCKX TRUCKING, INC. | DB039233 | 1997-11-14 | Dissolved | SIOUX FALLS |
| Kocmick Family LLC | DL208816 | 2021-08-23 | Active | Renner |
| Koda Construction LLC | DL311274 | 2025-10-10 | Active | Sioux Falls |
| Koda Development, LLC | DL042529 | 2015-03-02 | Active | Double Oak |
| KODA ENTERPRISES CORPORATION INC. | NS007613 | 1983-07-13 | Dissolved | — |
| KODA FOUNDATION | NS011062 | 1998-07-06 | Dissolved | PEEVER |
| Koda Kingdom LLC | DL201712 | 2021-04-26 | Inactive | Rapid City |
| KODA LLC | DL208565 | 2021-08-18 | Dissolved | Yankton |
| Koda Solutions LLC | DL304894 | 2025-07-17 | Active | Lower Brule |
| KODAH KENNEL CLUB, INC. | NS007529 | 1983-02-24 | Inactive | — |
| KODAK ALARIS INC. | FB036890 | 2013-07-19 | Inactive | ROCHESTER |
| KODAK ALARIS LLC | FL300863 | 2025-05-21 | Active | ROCHESTER |
| KODAK ASSET CO. | FB026302 | 2002-05-31 | Inactive | ROCHESTER |
| KODAK EQUIPMENT & NETWORK SERVICES, INC. | FB029231 | 2004-12-17 | Inactive | WILMINGTON |
| KODAK SERVICES, INC. | FB018021 | 1995-07-03 | Inactive | ROCHESTER |
| KodaSec LLC | DL241877 | 2023-01-10 | Dissolved | Watertown |
| Kode Black, LLC | DL220787 | 2022-02-16 | Active | Lake Norden |
| KODET FAMILY FARM LIMITED PARTNERSHIP | DP001271 | 2001-07-23 | Active | — |
| Kodi Rose Botanicals LLC | DL274340 | 2024-05-05 | Dissolved | Spearfish |
| KODIAK BLACK HILLS CONTRACTING, LLC | DL301143 | 2025-05-27 | Suspended | Nemo |
| Kodiak Capital, LLC | DL149103 | 2018-06-01 | Active | Sioux Falls |
| Kodiak Coverings, LLC. | DL171179 | 2019-10-06 | Inactive | SPEARFISH |
| Kodiak Crest Contracting LLC | DL319852 | 2026-02-03 | Active | Sioux Falls |
| Kodiak Gas Services, LLC | FL176263 | 2020-01-23 | Active | THE WOODLANDS |
| KODIAK HOMES, INC. | DB046632 | 2003-03-24 | Dissolved | — |
| Kodiak Livestock, LLC | DL301105 | 2025-05-27 | Active | BRANDON |
| Kodiak Mobile Mechanic and Handyman L.L.C. | DL318901 | 2026-01-23 | Active | Rapid City |
| KODIAK OIL & MINERAL COMPANY, LLC | DL012979 | 2007-01-16 | Active | SPEARFISH |
| Kodiak Pork RE, LLC | DL046706 | 2016-01-15 | Active | BRANDON |
| Kodiak Property Holdings L.L.C. | DL319908 | 2026-02-03 | Active | Rapid City |
| KODIAK SOLUTIONS LLC | FL252923 | 2023-06-15 | Active | Indianapolis |
| Kodiak Strategy LLC | DL333796 | 2026-07-16 | Active | Brandon |
| KODIAKS, INC. | DB059982 | 2015-05-06 | Dissolved | Deadwood |
| KOECH TRUCKLINE LLC | DL162126 | 2019-03-23 | Active | SIOUX FALLS |
| KOECKRITZ INTERNATIONAL, INC. | FB010619 | 1985-12-24 | Revoked | ROLLING MEADOWS |
| KOEDAM CONSTRUCTION, INC. | FB028288 | 2004-03-03 | Revoked | ROCK VALLEY |
| Koedam Properties, LLC | DL131011 | 2017-02-24 | Inactive | INWOOD |
| KOEHLER - SWAHN 1, LLC | DL010785 | 2006-02-27 | Dissolved | — |
| KOEHLER BROTHERS AUTO FIXCO | DB045065 | 2002-02-06 | Inactive | — |
| KOEHLER LODGING, L.L.C. | DL002793 | 2000-02-16 | Dissolved | — |
| KOEHLER-DAHMS, L.L.C. #1 | DL002453 | 1999-09-03 | Inactive | ABERDEEN |
| KOEHLER-THARES DEVELOPMENT, INC. | DB035602 | 1995-03-27 | Dissolved | — |
| KOEHLER-THARES LODGING I, INC. | DB035315 | 1995-01-20 | Dissolved | — |
| KOEHN AND BERKEY, INC. | DB043114 | 2000-08-09 | Dissolved | WATERTOWN |
| KOEHN BROTHERS FUNERAL HOME, INC. | DB029383 | 1990-04-12 | Active | Parkston |
| Koehn Construction LLC | DL242094 | 2023-01-12 | Active | Kadoka |
| KOEHN CONTRACTING, INC. | DB038885 | 1997-08-04 | Dissolved | EGAN |
| KOEHN ENTERPRISES, INC. | DB057315 | 2012-12-03 | Active | Watertown |
| KOEHN FAMILY CHIROPRACTIC, PC | DB038058 | 1997-01-02 | Inactive | — |
| KOEHN FAMILY RENTAL PROPERTY, L.L.C. | DL019279 | 2009-06-30 | Active | PARKSTON |
| KOEHN HOLDINGS, LLC | DL029710 | 2012-10-15 | Active | watertown |
| KOEHN IMPLEMENT, L.L.C. | DL001824 | 1998-08-25 | Active | MARION |
| KOEHN INSPECTIONS INCORPORATED | DB043548 | 2000-12-22 | Inactive | — |
| KOEHN MANUFACTURING, INC. | DB005667 | 1967-01-05 | Inactive | — |
| KOEHN MARKETING, INC. | DB035101 | 1994-12-14 | Active | WATERTOWN |
| Koehn Properties LLC | DL129410 | 2017-01-05 | Active | BRANDON |
| KOEHN TOOL CORPORATION | DB019661 | 1980-04-21 | Inactive | — |
| KOEHN, L.L.C. | DL001089 | 1997-01-02 | Inactive | — |
| Koel's Carpet Cleaning Service, LLC | DL149703 | 2018-06-15 | Inactive | ROCK RAPIDS |
| KOELBEL AND COMPANY | FB020506 | 1997-09-15 | Revoked | DENVER |
| KOELE & CHICKERING, PC | FB026553 | 2002-08-22 | Revoked | SHELDON |
| KOELE FAMILY CHIROPRACTIC, PROFESSIONAL LLC | DL013040 | 2007-01-22 | Active | Tea |
| KOELE, INC. | FB028827 | 2004-08-16 | Revoked | HULL |
| Koenes Ministry International | NS282483 | 2024-09-05 | Active | Tea |
| KOENIG CONSTRUCTION, LLC | DL164898 | 2019-05-20 | Active | Elkton |
| Koenig Enterprises Llc. | DL162058 | 2019-03-21 | Dissolved | dell rapids |
| KOENIG FEEDING, L.L.C. | DL012205 | 2006-09-29 | Active | Spencer |
| Koenig Haygrinding LLC | DL210769 | 2021-09-22 | Active | Hazel |
| KOENIG LUMBER LLC | DL205532 | 2021-06-29 | Active | FAIRFAX |
| Koenig Supplements, LLC | DL024018 | 2011-03-09 | Active | FAIRFAX |
| Koenig Trucking LLC | DL281632 | 2024-08-23 | Active | Fairfax |
| Koenigbros, LLC | DL220913 | 2022-02-17 | Dissolved | Hartford |
| KOENZIM LLC | DL295116 | 2025-03-10 | Active | Watertown |
| KOEP PROCESS CORPORATION | DB050952 | 2006-04-06 | Active | Sioux Falls |
| Koepp Enterprise, LLC | DL042990 | 2015-04-21 | Dissolved | RAPID CITY |
| KOEPP-NIKLASON, INC. | DB045523 | 2002-06-03 | Inactive | — |
| KOEPPE FAMILY FIELDS, LLC | DL239577 | 2022-12-01 | Active | Sisseton |
| KOEPPE FARM, INC. | DF033270 | 1993-07-27 | Active | CLAIRE CITY |
| Koeppe Seeds, LLC | DL206883 | 2021-07-21 | Active | CLAIRE CITY |
| Koerner Construction, LLC | DL134678 | 2017-06-29 | Active | ALPENA |
| KOERNER CONSULTING, L.L.C. | DL010640 | 2006-02-01 | Inactive | FREEMAN |
| KOERNER ENTERPRISES, L.L.C. | DL009711 | 2005-08-22 | Active | FREEMAN |
| KOERNER LLC | DL017090 | 2008-08-04 | Dissolved | FREEMAN |
| KOERNER PROPERTY MANAGEMENT, INC. | DB046739 | 2003-04-15 | Dissolved | — |
| KOESTER ASSOCIATES, INC. | DB034043 | 1994-02-14 | Dissolved | — |
| Koester Construction Company, Inc. | FB325230 | 2026-04-06 | Active | Grimes |
| KOESTER FARMS, INC. | DF045320 | 2002-04-10 | Active | REDFIELD |
| Kofa LLC | DL247462 | 2023-04-05 | Dissolved | Sioux Falls |
| KOFAM INVESTMENTS, LLP | DR000094 | 1996-10-25 | Inactive | LEAD |
| Koffel Associates, Inc. | FB201851 | 2021-04-28 | Inactive | Columbia |
| Kofo LLC | DL252297 | 2023-06-06 | Active | Sioux Falls |
| KOFS II, LLC | DL004459 | 2002-02-07 | Inactive | — |
| KOG Family, LLC | DL128535 | 2016-12-12 | Active | Rapid City |
| KOG INVESTMENTS, L.L.C. | DL044004 | 2015-06-15 | Inactive | NORTH SIOUX CITY |
| KOGEL ARCHAEOLOGICAL CONSULTING SERVICES, LLC | DL017272 | 2008-09-02 | Dissolved | SIOUX FALLS |
| Koger and Wesley Tactical L.L.C. | DL257813 | 2023-08-31 | Dissolved | Ellsworth Air Force Base |
| KOGO LLC | DL166022 | 2019-06-14 | Active | Sioux Falls |
| Kohala Distributing LLC | DL303157 | 2025-06-24 | Active | SPEARFISH |
| Kohl Excavating, LLC | DL038098 | 2014-03-26 | Active | Watertown |
| KOHL FARMS, INC. | DF039766 | 1998-03-11 | Active | eDEN |
| Kohl's Confections L.L.C | DL255025 | 2023-07-19 | Dissolved | PLATTE |
| Kohl's Green Acres Farm and Ranch, LLC | DL132229 | 2017-04-05 | Active | Milbank |
| KOHL'S, INC. | FB016361 | 1993-09-22 | Active | MENOMONEE FALLS |
| KOHLE TOOLS, INC. | FB039400 | 2016-06-23 | Active | STUART |
| Kohlenberg Family LLC | DL139012 | 2018-01-01 | Active | Sioux Falls |
| Kohler Co. | FB288285 | 2024-12-05 | Active | Kohler |
| KOHLER CONCRETE, LLC | DL023621 | 2011-01-26 | Active | LENNOX |
| Kohler Dentistry, LLC | DL160421 | 2019-02-14 | Active | Sioux Falls |
| KOHLER FAMILY LIMITED PARTNERSHIP LLLP | DP000975 | 1999-01-29 | Inactive | — |
| Kohler Real Estate, LLC | DL197529 | 2021-02-26 | Active | Sioux Falls |
| KOHLER RENTAL POWER, INC. | FB025081 | 2001-04-27 | Inactive | KOHLER |
| Kohlers Highland Cafe, Inc. | DB034908 | 1994-10-18 | Dissolved | PIERRE |
| KOHLES FAMILY LIMITED PARTNERSHIP | DP002065 | 2009-12-08 | Active | ABERDEEN |
| KOHLHOFF'S INC. | DF001068 | 1960-06-10 | Dissolved | — |