| Citizens Security Life Insurance Company | FB271139 | 2024-03-20 | Active | Louisville |
| CITIZENS STATE BANK OF ARLINGTON, SOUTH DAKOTA | BK000034 | 2008-11-05 | Active | ARLINGTON |
| CITIZENS TELECOM SERVICES COMPANY L.L.C. | FL006320 | 2012-05-21 | Active | NORWALK |
| CITIZENS TELECOMMUNICATIONS COMPANY OF MINNESOTA, INC. | FB024072 | 2000-07-03 | Inactive | STAMFORD |
| CITIZENS TELECOMMUNICATIONS COMPANY OF MINNESOTA, LLC | FL001848 | 2004-01-16 | Active | NORWALK |
| CITIZENS TELECOMMUNICATIONS COMPANY OF NEBRASKA | FB024071 | 2000-07-03 | Active | Basking Ridge |
| CITIZENS TO RESTORE BEAR BUTTE CREEK | NS011617 | 2000-10-16 | Inactive | — |
| CITIZENS TO RESTORE TERRY PEAK MOUNTAIN | NS010979 | 1998-02-17 | Inactive | — |
| CITIZENS UNITED FOR CORRECTIONS REFORM | NS010076 | 1994-04-08 | Inactive | — |
| CITIZENS' LAW CENTER | NS008523 | 1987-05-06 | Inactive | — |
| CITIZENS' LEGACY OF ENVIRONMENT, AGRICULTURE, AND NATURE FOUNDATION | NS012174 | 2002-11-25 | Inactive | — |
| CITIZENS' SCHOLARSHIP FOUNDATION OF SCHOOL ADMINISTRATIVE DISTRICT NO. 17 | 19640037ND | 1974-05-06 | Canceled | — |
| CITIZENS, LLC | DL136583 | 2017-08-31 | Dissolved | ABERDEEN |
| Citlalli Estates LLC | DL290186 | 2025-01-02 | Dissolved | Watertown |
| CITO, INC. | DF030238 | 1991-02-01 | Inactive | BELLE FOURCHE |
| Citori Holdings, LLC | DL197594 | 2021-03-01 | Active | Mitchell |
| CITRA LABS, LLC | FL005827 | 2011-08-08 | Active | Braintree |
| Citrin LLC | DL226687 | 2022-05-10 | Suspended | Sioux Falls |
| Citrine Legal Nurse Consulting, LLC | DL288987 | 2024-12-14 | Active | Sioux Falls |
| Citrine LLC | FL269825 | 2024-03-04 | Active | Lakewood |
| Citro Companies LLC | DL165438 | 2019-06-01 | Active | Brandon |
| Citrocycle, LLC | DL130210 | 2017-02-01 | Dissolved | Sioux Falls |
| Citrowske Excavating L.L.C. | DL271655 | 2024-03-27 | Dissolved | Spearfish |
| Citrus Capital, LLC | DL161398 | 2019-03-07 | Dissolved | Sioux Falls |
| Citrus Dermatology Services of MD, P.C. | FB290689 | 2025-01-09 | Active | Erie |
| CITRUS EQUITIES LLC | DL281398 | 2024-08-20 | Active | WATERTOWN |
| Citrus Holdings Group, LLC | DL265051 | 2023-12-22 | Dissolved | RAPID CITY |
| CITRUS TREE FINANCE LLC | FL213865 | 2021-11-05 | Active | NEW YORK |
| CitrusSkyline LLC | DL242571 | 2023-01-19 | Active | Rapid City |
| Cittadella Asset Management & Investments, LLC | DL211729 | 2021-10-06 | Active | CENTRAL CITY |
| CITY & COUNTRY PEOPLE UNITED, INC. | NS008591 | 1987-09-10 | Dissolved | — |
| CITY ADVISORS, LLC | DL029793 | 2012-10-24 | Dissolved | Sioux Falls |
| City Aid LLC | DL191925 | 2020-11-30 | Active | Box Elder |
| CITY AIR CONDITIONING, INC. | DB013841 | 1976-10-01 | Dissolved | — |
| CITY AIR MECHANICAL, INC. | FB024175 | 2000-08-07 | Revoked | BISMARCK |
| City Bank Inc. | FB168492 | 2019-08-08 | Inactive | LUBBOCK |
| City Bloc LLC | DL253127 | 2023-06-19 | Active | Rapid City |
| CITY BUSINESS LIST, LLC | DL031660 | 2013-03-14 | Dissolved | BRANDON |
| CITY CAB CO. | 19660037D | 1966-11-28 | Active | — |
| CITY CAB LLC | DL131867 | 2017-03-27 | Active | Piedmont |
| CITY CEMETERY ASSOCIATION OF KIMBALL, S.D. | NS001944 | 1928-06-04 | Active | KIMBALL |
| City Center Affordable Housing, LP | DP221740 | 2022-03-01 | Active | SIOUX FALLS |
| City Center Apartments Owner LLC | FL330568 | 2026-06-05 | Active | New York |
| City Center LLC | DL322230 | 2026-03-02 | Active | Sioux Falls |
| CITY CENTRE APARTMENTS, L.L.P. | DR000463 | 2000-03-31 | Inactive | SIOUX FALLS |
| CITY CENTRE HOTEL CORPORATION | FB017255 | 1994-09-08 | Inactive | SPRINGFIELD |
| CITY CENTRE HOTEL CORPORATION | FB011225 | 1986-12-16 | Revoked | TOPEKA |
| City Centre, L.L.C. | DL190084 | 2020-10-26 | Active | Sioux City |
| City County CISO, LLC | DL248879 | 2023-04-18 | Dissolved | Brandon |
| CITY DEER MANAGEMENT, LLC | DL015041 | 2007-11-09 | Inactive | RAPID CITY |
| CITY DIALOGUE | NS012820 | 2005-04-18 | Inactive | — |
| CITY DRUG STORE | 19640041D | 1964-04-30 | Dissolved | — |
| City Girls Cleaning LLC | DL188179 | 2020-09-23 | Dissolved | Sioux Falls |
| CITY GLASS & GLAZING, INC. | DB023932 | 1984-11-14 | Active | SIOUX FALLS |
| CITY INSURANCE SERVICES, INC. | FB011620 | 1987-08-07 | Revoked | SOMERSET |
| CITY INVESTING COMPANY | FB010699 | 1986-02-07 | Inactive | WILMINGTON, |
| CITY KIDS, LLC | DL035524 | 2013-10-21 | Active | RAPID CITY |
| City Kitchen Concepts I, LLC | DL252997 | 2023-06-16 | Dissolved | Houston |
| City Kitchen Concepts LLC | DL248151 | 2023-04-05 | Dissolved | Houston |
| City Lights Bar & Event Center LLC | DL162311 | 2019-03-27 | Inactive | ABERDEEN |
| CITY LIGHTS, INC. | DB037725 | 1996-10-03 | Inactive | — |
| CITY NET, INC. | NS010193 | 1994-10-20 | Dissolved | ABERDEEN |
| CITY OF BERESFORD HOME RULE CHARTER | DM009436 | 1998-09-25 | Active | BERESFORD |
| CITY OF BLUNT | CI000187 | 1884-07-26 | Active | PIERRE |
| City of Brentford | CI000017 | 1910-08-03 | Active | BRENTFORD |
| City of Bruce Volunteer Fire Department, Inc | DB175832 | 2020-01-15 | Active | BRUCE |
| CITY OF CANISTOTA | CI000197 | 2000-03-13 | Active | BRIDGEWATER |
| CITY OF COLMAN, SOUTH DAKOTA | CI000240 | 1898-01-05 | Active | COLMAN |
| CITY OF DALLAS | CI000034 | 1944-05-12 | Active | — |
| CITY OF DUPREE | CI000243 | 2013-06-13 | Active | DUPREE |
| CITY OF ELK POINT HOME RULE CHARTER | DM009461 | 1999-09-23 | Active | ELK POINT |
| CITY OF EMERY | CI000152 | 2009-09-16 | Active | — |
| CITY OF EUREKA HOUSING AND REDEVELOPMENT COMMISSION | DM009733 | 2010-01-19 | Active | EUREKA |
| CITY OF EUREKA, SOUTH DAKOTA | CI000238 | 2012-12-11 | Active | EUREKA |
| CITY OF FAITH HOME RULE CHARTER | DM009498 | 2001-11-14 | Active | FAITH |
| CITY OF FORT PIERRE HOME RULE CHARTER | DM009448 | 1999-07-23 | Active | FT PIERRE |
| CITY OF FREEMAN | CI000051 | 1893-04-29 | Active | — |
| CITY OF GARRETSON | CI000169 | 1994-06-08 | Active | — |
| CITY OF GREGORY, SD | CI000230 | 2010-02-10 | Active | GREGORY |
| CITY OF HOPE | FN010776 | 2003-04-21 | Active | DUARTE |
| CITY OF HOT SPRINGS | CI000185 | 1999-05-03 | Active | HOT SPRINGS |
| CITY OF LANGFORD | CI000188 | 1999-06-22 | Active | LANGFORD |
| CITY OF LENNOX | CI000191 | 1999-08-11 | Active | LENNOX |
| CITY OF LEOLA HOUSING AND REDEVELOPMENT COMMISSION | DM009706 | 2009-04-30 | Active | LEOLA |
| CITY OF MENNO | CI000237 | 2012-06-21 | Active | MENNO |
| City of Parker Parks and Recreation | NS140853 | 2017-12-11 | Active | PARKER |
| CITY OF PHILIP, SOUTH DAKOTA | CI000209 | 2001-06-29 | Active | PHILIP |
| CITY OF PIERRE HOME RULE CHARTER | DM009495 | 2001-10-17 | Active | PIERRE |
| CITY OF PIERRE LIBRARY BUILDING CORPORATION | NS004931 | 1971-05-07 | Inactive | — |
| City of Presho, SD | CI000105 | 1910-02-10 | Active | PRESHO |
| CITY OF REFUGE, INC. | NS013299 | 2006-12-14 | Active | WORTHING |
| City of Sinai | CI000253 | 2015-08-19 | Active | — |
| CITY OF SIOUX FALLS CATHOLIC SCHOOLS PROPERTY CORPORATION | NS013462 | 2007-07-02 | Active | SIOUX FALLS |
| CITY OF SIOUX FALLS LIBRARY BUILDING CORPORATION | NS004941 | 1971-05-28 | Inactive | — |
| CITY OF SPRINGFIELD | CI000120 | 1908-04-06 | Active | — |
| City of Springfield Scholarship Committee | NS263831 | 2023-12-11 | Active | SPRINGFIELD |
| CITY OF STURGIS | CI000122 | 1888-06-16 | Active | — |
| CITY OF VERMILLION HOME RULE CHARTER | SG333917 | 2020-11-10 | Active | — |
| CITY OF VOLGA HOUSING AND REDEVELOPMENT COMMISSION | DM009753 | 2010-08-04 | Active | VOLGA |
| CITY OF WALL | CI000194 | 1999-12-07 | Active | — |
| CITY OF WATERTOWN HOME RULE CHARTER | DM009499 | 2001-12-10 | Active | WATERTOWN |
| City of Wilmot | CI000143 | 1909-05-26 | Active | — |
| CITY OF WORTHING | CI000247 | 2013-10-21 | Active | — |
| City On A Hill, Inc. | NS252505 | 2023-06-08 | Dissolved | Sioux Falls |
| CITY PAINTING, INC. | FB039530 | 2016-08-29 | Inactive | BISMARCK |
| City Roasting Company LLC | FL213520 | 2021-11-02 | Active | Billings |
| CITY SEA ENTERPRISES, LLC | DL136088 | 2017-08-18 | Dissolved | Harrisburg |
| CITY SECURITIES CORPORATION | FB031329 | 2007-01-23 | Revoked | INDIANAPOLIS |
| CITY SERVICE ELECTRIC INC. | DB034649 | 1994-07-26 | Inactive | — |
| CITY SERVICE INCORPORATED OF KALISPELL | FB015579 | 1992-10-05 | Revoked | KALISPELL |
| CITY SERVICE INCORPORATED, OF KALISPELL | FB022247 | 1999-02-03 | Inactive | KALISPELL |
| City Union Logistics Co. LTD | DB210497 | 2021-09-19 | Dissolved | Watertown |
| City University of Sioux Falls, Inc. | DB055200 | 2010-03-09 | Suspended | SIOUX FALLS |
| City Vapes, Inc. | DB060259 | 2015-08-10 | Dissolved | RAPID CITY |
| CITY VIEW FARMS, L.L.C. | DA034803 | 2013-08-20 | Dissolved | SIOUX FALLS |
| City Viewpoint LLC | DL305222 | 2025-07-22 | Active | Sioux Falls |
| CITY WIDE CORPORATION | DB044381 | 2001-07-30 | Dissolved | RAPID CITY |
| City Wide Painting LLC | DL293351 | 2025-02-14 | Active | Renner |
| CITY WIDE SAFE HALLOWEEN CARNIVAL | NS011058 | 1998-06-22 | Dissolved | RAPID CITY |
| CITY WOOD PRODUCTS CO. | DB006416 | 1952-12-29 | Dissolved | — |
| CITY-WIDE DEVELOPMENT, L.L.C. | DL000023 | 1993-09-13 | Dissolved | — |
| CITY-WIDE SHUTTLE, INC. | DB056826 | 2012-04-18 | Dissolved | SIOUX FALLS |
| CITY-WIDE TAXI, INC | DB047230 | 2003-08-18 | Dissolved | SIOUX FALLS |
| CITYFED MORTGAGE COMPANY | FB009088 | 1983-08-11 | Revoked | SPRINGFIELD |
| CityMedRX, LLC | FL286947 | 2024-11-13 | Active | Rego Park |
| CITYPOPPIN INC. | DB057099 | 2012-08-10 | Dissolved | CHARLOTTE |
| Cityscape Management Inc | DB251214 | 2023-05-19 | Active | Watertown |
| CITYSCAPES DEVELOPMENT, LLC | FL002044 | 2004-07-26 | Active | Fargo |
| Cityscapes International, Inc. | FB135127 | 2017-07-18 | Active | Hilliard |
| CITYSERVICEVALCON, LLC | FL002109 | 2004-09-21 | Active | Kalispell |
| CitySwitch II-A, LLC | FL207678 | 2021-08-03 | Active | ATLANTA |
| CitySwitch Tower, LLC | FL202737 | 2021-05-11 | Active | ATLANTA |
| CITYUPTAKE INC | DB168079 | 2019-07-30 | Dissolved | Philip |
| CityView Heritage Farms, LLC | DL192217 | 2020-12-03 | Active | SUTHERLAND |
| CITYWEYED.NET, INC. | FB023826 | 2000-04-28 | Revoked | OMAHA |
| CITYWIDE FINANCIAL GROUP, INC. | FB029783 | 2005-07-18 | Revoked | LONG BEACH |
| CITYWIDE HOME LOANS, A UTAH CORPORATION | FB036000 | 2012-05-23 | Inactive | SANDY |
| CITYWIDE HOME LOANS, LLC | FL156345 | 2018-11-13 | Active | Chicago |
| CITYWIDE INSURANCE SERVICES, INC. | FB030619 | 2006-05-10 | Revoked | OVERLAND PARK |
| CITYWIDE MORTGAGE ASSOCIATES, INC. | FB027371 | 2003-06-06 | Revoked | OVERLAND PARK |
| CITYWIDE MORTGAGE CORPORATION | FB031252 | 2006-12-22 | Revoked | SPRINGFIELD |
| CITYWIDE PAINTING, INC. | DB054659 | 2009-07-10 | Dissolved | SIOUX FALLS |
| CITYWIDE PAINTING, LLC | DL020525 | 2010-01-04 | Inactive | Renner |
| CITYZ GROUP INC. | DB057376 | 2012-12-27 | Active | CANTON |
| Civ-Tac Corp. | DB227423 | 2022-05-20 | Active | De Smet |
| CIVEO USA LLC | FL005397 | 2010-11-12 | Inactive | HOUSTON |
| CIVERSON CORPORATION | DB236686 | 2022-10-14 | Active | SIOUX FALLS |
| CIVES CORPORATION | FB015056 | 1992-01-20 | Active | Alpharetta |
| CIVIC CENTER LIQUOR OPERATING COMPANY, LLC | DL015730 | 2008-02-06 | Dissolved | RAPID CITY |
| CIVIC DANCE ASSOCIATION | NS004219 | 1969-02-11 | Inactive | — |
| CIVIC FINE ARTS ASSOCIATION | NS000378 | 1961-04-26 | Inactive | — |
| Civic Impact Initiatives LLC | DL331889 | 2026-06-23 | Active | Sioux Falls |
| Civic Plus Online LLC | DL267261 | 2024-01-26 | Dissolved | Box Elder |
| Civic Resources, LLC | DL161399 | 2019-03-07 | Inactive | Sioux Falls |
| CIVIC, INC., A CASA PROGRAM | NS011349 | 1999-09-20 | Dissolved | PIERRE |
| CIVICA, INC. | FN157381 | 2018-12-10 | Active | Lehi |
| CivicaScript, LLC | FL217652 | 2022-01-03 | Active | Lehi |
| CivicPlus, LLC | FL161445 | 2019-03-09 | Active | Manhattan |
| Civil & Environmental Consultants Inc | DB295378 | 2025-03-13 | Dissolved | Moon Township |
| Civil & Environmental Consultants, Inc. | FB295900 | 2025-03-19 | Active | Moon Township |
| CIVIL DESIGN, INC. | DB041903 | 1999-10-01 | Active | BROOKINGS |
| Civil Engineering Professionals, Inc. | FB130931 | 2017-02-22 | Revoked | CASPER |
| CIVIL ENGINEERS & CONSTRUCTORS, LLC | DL041195 | 2014-11-19 | Active | North Sioux City |
| CIVIL RIGHTS OFFICE OF THE DAKOTAS | NS009997 | 1993-12-27 | Dissolved | SIOUX FALLS |
| CIVIL SITE GROUP PC | FB240408 | 2022-12-15 | Active | Golden Valley |
| Civil Site Group PC | FB038706 | 2015-07-15 | Revoked | ST LOUIS PARK |
| Civil Solutions LLC | DL236799 | 2022-10-16 | Active | Groton |
| Civil specialties inc | DB195672 | 2021-01-29 | Dissolved | Independence |
| Civilian Brian Chase, LLC | DL035855 | 2013-11-06 | Inactive | SISSETON |
| CIVILIAN CONSERVATION CORPS MUSEUM OF SOUTH DAKOTA | NS014016 | 2009-04-30 | Active | HILL CITY |
| CIVILLA CONSULTING, LLC | DL032729 | 2013-06-06 | Inactive | BOX ELDER |
| CIVISTA BANK | FB263079 | 2023-11-21 | Active | SANDUSKY |
| CJ & L LIVESTOCK, L.L.C. | DL004205 | 2001-11-14 | Active | HERMOSA |
| CJ Amick, LLLP | DP259645 | 2023-09-27 | Active | LETCHER |
| CJ AUTOMOTIVE SOLUTIONS LLC | DL259497 | 2023-09-25 | Active | Watertown |
| CJ Bear Enterprises, LLC | DL156629 | 2018-11-20 | Dissolved | SIOUX FALLS |
| CJ Beving, LLC | DL216909 | 2021-12-21 | Dissolved | Garden City |
| CJ Biz Corp. | DB146254 | 2018-04-02 | Active | Lead |
| CJ Card Corner L.L.C. | DL326322 | 2026-04-17 | Active | Sioux Falls |
| CJ CELLULAR, INC. | DB056280 | 2011-08-04 | Dissolved | HURON |
| CJ CONSULTING, DEVELOPMENT & MANAGEMENT, LLC | DL002854 | 2000-03-16 | Inactive | ATKN |
| CJ Creek Properties, LLC | DL131903 | 2017-03-28 | Active | Rapid City |
| CJ DESIGN AND BUILD L.L.C. | DL201079 | 2021-04-16 | Active | Box Elder |
| CJ DRILLING, INC. | FB039037 | 2015-12-23 | Active | DUNDEE |
| CJ ELMWOOD PARTNERS LIMITED PARTNERSHIP | DP000572 | 1996-08-06 | Active | — |
| CJ EPROPERTIES, INC. | DB052279 | 2007-04-20 | Inactive | — |
| CJ Estimating and Adjusting, Inc. | DB151305 | 2018-07-19 | Dissolved | Bemidji |
| CJ EXPO OTS Co., Ltd | DB309549 | 2025-09-18 | Active | Watertown |
| CJ Farm Partnership | GP000079 | 2014-07-23 | Inactive | SIOUX FALLS |
| CJ Farms, LLC | DL047325 | 2016-02-29 | Dissolved | MILLER |
| CJ flooring installs LLC | DL221121 | 2022-02-21 | Dissolved | Harrisburg |
| CJ Glenn LLC | DL316973 | 2026-01-01 | Active | Vale |
| CJ Hammer, LLC | DL291543 | 2025-01-23 | Active | Dallas |
| CJ Home Repair, LLC | DL153027 | 2018-08-27 | Dissolved | ONIDA |
| CJ Home Trans CF LLC | DL306050 | 2025-07-31 | Active | Rapid City |
| CJ Horst Properties LLC | DL214714 | 2021-11-17 | Active | Rapid City |
| CJ Huber Agency, LLC | DL209622 | 2021-09-03 | Active | Aberdeen |
| CJ INVESTMENTS, LLC | DL178302 | 2020-03-04 | Suspended | SPEARFISH |
| CJ Jensen LLC | DL304946 | 2025-07-17 | Active | Vermillion |
| CJ Junk Brothers LLC | DL323312 | 2026-03-14 | Active | Hot Springs |