| CLIFF CHORD CONSTRUCTION, INC. | DB041765 | 1999-08-17 | Active | STURGIS |
| CLIFF CLUB | 19610023ND | 1961-04-25 | Active | — |
| CLIFF CORPORATION | FB007407 | 1980-11-07 | Revoked | BOSTON |
| CLIFF DRIVE ROAD DISTRICT | DM009771 | 2010-10-12 | Active | STURGIS |
| CLIFF HANGARS GALLERY, INC. | DB033578 | 1993-11-01 | Dissolved | SIOUX FALLS |
| CLIFF HICKEY CONSTRUCTION, INC. | DB016846 | 1979-07-02 | Dissolved | CHAMBERLAIN |
| Cliff Hickey Construction, LLC | DL138802 | 2017-10-23 | Active | CHAMBERLAIN |
| CLIFF HICKEY RENTALS, LLC | DL138812 | 2017-10-24 | Dissolved | CHAMBERLAIN |
| CLIFF HOLDING COMPANY | FB020567 | 1997-10-02 | Revoked | LINCOLN |
| Cliff Investments, LLC | DL249618 | 2023-04-27 | Active | Watertown |
| CLIFF ISLAND LIBRARY CLUB | 19110021ND | 1911-09-20 | Active | — |
| Cliff Plaza, LLC | DL223890 | 2022-03-31 | Active | Chancellor |
| Cliff Properties, LLC | DL147448 | 2018-04-27 | Active | Sioux Falls |
| CLIFF REALTY CORPORATION | 19490013D | 1949-10-13 | Active | — |
| CLIFF RICE PROPERTIES, INC. | DB005712 | 1952-11-22 | Dissolved | — |
| CLIFF RICE PROPERTIES, L.L.C. | DL000262 | 1994-10-07 | Inactive | Sturgis |
| Cliff Street L.L.C. | DL159278 | 2019-01-23 | Dissolved | Deadwood |
| CLIFF VIESSMAN, INC. | DB046272 | 2002-12-30 | Active | GARY |
| CLIFF VIEW LANE ROAD DISTRICT | TD252741 | 2023-06-12 | Active | — |
| CLIFF VIEW, L.L.C. | DL007309 | 2004-05-07 | Inactive | ANCHORAGE |
| CLIFF'S 1 STOP, INC. | DB033820 | 1993-12-29 | Dissolved | BRITTON |
| CLIFF'S ELECTRIC, INC. | DB014551 | 1977-07-28 | Dissolved | — |
| CLIFF'S FEED AND SEED FAMILY TRUST (BUSINESS TRUST) | DT025310 | 1986-04-10 | Inactive | — |
| CLIFF'S MASONRY, LTD. | DB020828 | 1981-07-22 | Inactive | — |
| CliffBend Properties, LLC | DL148307 | 2018-05-15 | Suspended | Sioux Falls |
| CLIFFHANGAR, LLC | DL019895 | 2009-10-05 | Active | SIOUX FALLS |
| CLIFFORD C. LARDINOIS, SR., M.D., P.C. | DB019353 | 1979-12-28 | Inactive | — |
| CLIFFORD CONVENIENCE, LLC | DL045254 | 2015-09-24 | Dissolved | AURORA |
| CLIFFORD F. SMITH, INC. | DB006383 | 1947-12-01 | Inactive | — |
| CLIFFORD L. SWAN CO., INC. | 19330002D | 1933-01-11 | Canceled | — |
| CLIFFORD L.L.C. | DL000743 | 1996-03-04 | Inactive | MANDERSON |
| CLIFFORD L.L.C. | DL309367 | 2025-09-16 | Active | Manderson |
| CLIFFORD MATUSHIN, P.C. | DB044789 | 2001-12-11 | Dissolved | ABERDEEN |
| CLIFFORD REPAIR, LLC | DL035060 | 2013-09-25 | Active | Aurora |
| CLIFFORD'S REXALL STORE | 19490012D | 1949-03-31 | Dissolved | — |
| Cliffside Construction, LLC | DL044643 | 2015-08-10 | Inactive | HERMOSA |
| Clifftaurus, LLC | DL047528 | 2016-03-14 | Active | St. Petersburg |
| CLIFFVIEW MOBILE HOME SALES, LLC | DL041299 | 2014-12-05 | Inactive | Riverview |
| Cliffwood Apartments, LLC | DL162189 | 2019-03-25 | Active | SIOUX FALLS |
| Cliffwood Solutions, Inc. | DB181539 | 2020-05-14 | Dissolved | Rapid City |
| CLIFTON & BOTETOURT LIMITED PARTNERSHIP I | DP001548 | 2004-05-27 | Active | — |
| CLIFTON & BOTETOURT LIMITED PARTNERSHIP II | DP001751 | 2006-08-07 | Active | — |
| CLIFTON & BOTETOURT, INC. | DB048184 | 2004-04-22 | Inactive | RAPID CITY |
| CLIFTON DOCK CORPORATION | 19460023D | 1946-03-01 | Active | — |
| CLIFTON GUNDERSON LLP | FR000138 | 2004-04-12 | Inactive | PEORIA |
| CLIFTON PRICE | DT000078 | 2006-03-27 | Active | — |
| Clifton Property Group LLC | DL326403 | 2026-04-18 | Active | Parker |
| CLIFTONLARSONALLEN LLP | FR000175 | 2007-02-09 | Active | MINNEAPOLIS |
| CLIFTONLARSONALLEN WEALTH ADVISORS, LLC | FL000814 | 2000-11-22 | Active | Minneapolis |
| Climate Change Consultants, LLC | DL144360 | 2018-02-22 | Dissolved | Watertown |
| CLIMATE CHANGE SOLUTIONS L.L.C. | DL257731 | 2023-08-30 | Dissolved | SIOUX FALLS |
| CLIMATE COMFORT BY WIESE, INC. | DB052425 | 2007-05-31 | Dissolved | EGAN |
| CLIMATE CONTROL STORAGE, LLC | DL023553 | 2011-01-19 | Active | RAPID CITY |
| CLIMATE CONTROL SYSTEMS AND SERVICE, LLC | DL025664 | 2011-09-09 | Active | RAPID CITY |
| CLIMATE CONTROL, INC. | DB053103 | 2007-12-28 | Active | Aberdeen |
| Climate Precision LLC | DL271897 | 2024-03-31 | Active | Sioux Falls |
| Climate Pro 2 L.L.C | DL173641 | 2019-12-01 | Dissolved | Black Hawk |
| Climate Pro LLC | DL048499 | 2016-05-16 | Dissolved | Black Hawk |
| Climate Pros LLC | FL196468 | 2021-02-10 | Active | Glendale Heights |
| Climate Solutions Heating and Air LLC | DL191063 | 2020-11-10 | Dissolved | Rapid City |
| Climate Storage llc | DL308347 | 2025-09-03 | Active | Sioux Falls |
| Climate Storage llc | DL229462 | 2022-06-24 | Dissolved | Sioux Falls |
| Climate Systems Holdings, Inc. | DB281631 | 2024-08-23 | Active | Sioux Falls |
| CLIMATE SYSTEMS, INC. | DB023096 | 1984-01-25 | Active | SIOUX FALLS |
| CLIMATECH HEATING & AIR, INC. | FB029241 | 2004-12-23 | Revoked | BISMARCK |
| ClimateLabs LLC | FL181357 | 2020-05-12 | Active | DAVIDSON |
| CLIMATEX, INC. | DB056123 | 2011-05-06 | Dissolved | RAPID CITY |
| CLIMATIC CONTROL COMPANY, INC. | FB015515 | 1992-09-10 | Inactive | MILWAUKEE |
| CLIMAX LODE LLC | DL043833 | 2015-06-01 | Dissolved | RAPID CITY |
| CLIMAX PORTABLE MACHINE TOOLS, INC. | FB034142 | 2010-02-22 | Active | NEWBERG |
| CLIMB DAKOTA INCORPORATED | FB026282 | 2002-05-23 | Inactive | BISMARCK |
| Climb Franchise Systems LLC | FL157353 | 2018-12-10 | Active | Madison |
| Climb High Tree Service LLC | DL223790 | 2022-03-29 | Dissolved | Sioux Falls |
| Climb Hot Springs LLC | DL199663 | 2021-03-28 | Suspended | Hot Springs |
| CLIMB INVESTCO, LLC | FL043199 | 2014-12-23 | Active | LAS VEGAS |
| CLIMB REAL ESTATE LLC | FL130209 | 2017-02-01 | Active | MADISON |
| Climb-On Maps, LLC | DL156712 | 2019-01-01 | Inactive | Rapid City |
| CLIMBCO AGENCY, LLC | DL303752 | 2025-07-02 | Active | SIOUX FALLS |
| Climberz, LLC | DL174363 | 2019-12-14 | Inactive | Tea |
| Climbing Grounds LLC | DL276019 | 2024-05-30 | Active | Sturgis |
| CLINCH FAMILY CHIROPRACTIC, P.C. | DB050907 | 2006-03-29 | Dissolved | RAPID CITY |
| Clinch River Auto, LLC | DL129989 | 2017-01-26 | Inactive | Rapid City |
| ClinchPoint Holdings, LLC | DL226416 | 2022-05-05 | Active | Oak Ridge |
| CLINE AUTO LLC | DL276030 | 2024-05-30 | Dissolved | Rapid City, |
| Cline Properties LLC | DL039888 | 2014-08-11 | Dissolved | RAPID CITY |
| CLINE WOOD AGENCY, INC. | FB022787 | 1999-07-27 | Inactive | LEAWOOD |
| Clinger Family PEI, LLC | DL234908 | 2022-09-19 | Active | Pierre |
| Clinic Armor, LLC | DL149721 | 2018-06-15 | Active | Brookings |
| CLINIC HOLDING CORPORATION | DB006309 | 1927-07-23 | Dissolved | — |
| Clinic Outfitters LLC | DL292153 | 2025-02-08 | Active | SIOUX FALLS |
| Clinical Care Consulting, P.L.L.C. | DL038860 | 2014-05-16 | Suspended | MILLER |
| CLINICAL COMPUTER SYSTEMS, INC. | FB035555 | 2011-11-15 | Active | — |
| CLINICAL DIAGNOSTIC SYSTEMS, INC. D/B/A CDS DIAGNOSTIC SYSTEMS, INC. | FB020235 | 1997-06-30 | Revoked | MAITLAND |
| CLINICAL INNOVATIONS OF SOUTH DAKOTA, L.L.C. | DL003027 | 2000-05-31 | Inactive | — |
| CLINICAL INNOVATIONS, LLC | FL160004 | 2019-02-05 | Active | Portsmouth |
| Clinical Management Consultants, Inc. | FB185998 | 2020-08-13 | Active | San Francisco |
| CLINICAL NUTRITION HOLDINGS, INC. | FB013018 | 1989-09-18 | Inactive | STAMFORD |
| Clinical Outcome, llc. | DL184803 | 2020-07-20 | Dissolved | Watertown |
| Clinical Pathway, LLC | DL046251 | 2016-01-01 | Active | Scottsdale |
| CLINICAL PSYCHOLOGY SERVICES, LLC | DL002204 | 1999-04-13 | Active | Rapid City |
| CLINICAL RESEARCH ASSOCIATES, P.C. | DB048482 | 2004-07-07 | Dissolved | RAPID CITY |
| Clinical Resources, LLC | FL156418 | 2018-11-15 | Active | Atlanta |
| CLINICAL STAFFING, INC. | FB038936 | 2015-11-02 | Revoked | GARNER |
| Clinical Technology Solutions LLC | DL179210 | 2020-03-25 | Dissolved | Sioux Falls |
| Clinical-Outcome, LLC | DL037957 | 2014-03-21 | Dissolved | MADISON |
| CLINIGEN, INC. | FB164319 | 2019-05-08 | Active | Malvern |
| CLINIQUE SERVICES INC. | FB012510 | 1988-12-23 | Inactive | NELVILLE |
| CLINIQUE SERVICES LLC | FL002467 | 2005-07-08 | Active | MELVILLE |
| CLINT AND MA TSCHETTER LIMITED PARTNERSHIP | DP000649 | 1997-01-09 | Inactive | — |
| Clint Kollar 2017 Family LLC | DL050467 | 2016-10-27 | Active | PIERRE |
| CLINT PHARMACEUTICALS, INC. | FB036493 | 2013-01-14 | Active | OLD HICKORY |
| Clint Spielman LLC | DL161811 | 2019-03-17 | Dissolved | Tea |
| Clint Stencil Enterprises, Inc. | DB059159 | 2014-06-11 | Active | SIOUX FALLS |
| CLINT'S ELECTRIC, INC. | DB042207 | 1999-12-27 | Active | CANTON |
| CLINT'S ELECTRIC, INC. | DB020537 | 1981-04-01 | Inactive | — |
| CLINT, INC. | 19620022D | 1962-07-09 | Dissolved | — |
| CLINTEC INTERNATIONAL INC. | FB012687 | 1989-04-10 | Inactive | WILMINGTON |
| CLINTON GRANGE #287 P. OF H. | 19490045ND | 1949-07-15 | Dissolved | — |
| CLINTON L. BOOTH, INC. | FB011009 | 1986-08-07 | Revoked | GLENDALE |
| CLINTON LAND COMPANY, INC. | DB037042 | 1996-04-05 | Dissolved | — |
| CLINTON LIONS CLUB | 19630025ND | 1963-03-29 | Active | — |
| CLINTON RANCH, LLLP | DP001180 | 2000-05-11 | Active | — |
| Clio Capital LLC | DL041099 | 2014-11-19 | Inactive | SIOUX FALLS |
| Clipper 6 Lima Romeo LLC | DL274033 | 2024-04-30 | Active | Rapid City |
| CLIPPER CORPORATION | DB025358 | 1986-05-01 | Dissolved | — |
| Clipper Media Group, LLC | DL315392 | 2025-12-09 | Active | WATERTOWN |
| CLIPPER WINDPOWER, INC. | FB034495 | 2010-07-15 | Inactive | CARPINTERIA |
| CLIPPER WINDPOWER, LLC | FL001022 | 2001-08-09 | Revoked | GOLETA |
| CLIPPER WINDPOWER, LLC | FL006018 | 2011-12-22 | Inactive | CARPINTERIA |
| CLIQ COMMUNICATIONS LLC | FL261663 | 2023-10-31 | Active | Coral Gables |
| Cliterati Publications, LLC | DL316929 | 2026-01-01 | Active | Sioux Falls |
| CLITES CONSTRUCTION, INC. | DB034130 | 1994-03-07 | Inactive | — |
| CLITES CONSULTING, INC. | DB054225 | 2009-01-09 | Dissolved | Sturgis |
| CLITES ELECTRIC CONSTRUCTION, INC. | DB021258 | 1982-01-13 | Active | BROOKINGS |
| CLIVE SAMUELS AND ASSOCIATES, INC. | FB031240 | 2006-12-18 | Inactive | PRINCETON |
| CLIXABLE, LLC | DL025369 | 2011-08-04 | Active | Sioux Falls |
| CLJM LLC | FL002009 | 2004-06-21 | Inactive | ST LOUIS |
| CLK Consulting LLC | DL299423 | 2025-05-04 | Active | Lake Norden |
| CLK Holdings, LLC | DL153546 | 2018-09-06 | Active | Sioux Falls |
| CLK PROPERTIES, INC. | DB213568 | 2021-11-02 | Active | Huron |
| CLK Retail, LLC | DL153602 | 2018-09-07 | Active | Sioux Falls |
| CLK, INC. | DB047160 | 2003-07-28 | Inactive | — |
| CLKK, LLLP | DP001752 | 2006-08-09 | Inactive | — |
| CLM CREATIVE WORKS L.L.C | DL307695 | 2025-08-25 | Active | Watertown |
| CLM ENTERPRISE GROUP, INC | FB259481 | 2023-09-25 | Revoked | Amherst |
| CLM FARMS, INC. | DB057673 | 2013-03-26 | Active | BRADLEY |
| CLM HOLDINGS, LLC | DL023154 | 2010-12-13 | Active | Milton |
| CLM Livestock, LLC | DL138518 | 2017-10-16 | Active | YANKTON |
| CLMR Land, LLC | DA243245 | 2023-01-30 | Active | Flandreau |
| CLMR Land, LLC | DL243245 | 2023-01-30 | Active | Egan |
| CLN ENTERPRISES, LLC | DL007403 | 2004-05-28 | Dissolved | YANKTON |
| CLN Investigations LLC | DL192805 | 2021-01-01 | Dissolved | Box Elder |
| CLNC Sports LLC | FL177960 | 2020-02-26 | Inactive | Reno |
| CLNM Holdings, LLC | FL205044 | 2021-06-21 | Active | Marysville |
| CLO LARSON MANUFACTURING COMPANY | DB050991 | 2006-04-13 | Dissolved | BROOKINGS |
| CLO Larson Manufacturing Company, LLC | DL192430 | 2006-04-13 | Active | BROOKINGS |
| CLO PROPERTIES, LLC | DL020593 | 2010-01-13 | Active | Sturgis |
| Cloak & Dagger Publishing LLC | DL261132 | 2023-10-20 | Active | Aberdeen |
| Cloak and Dagger Security Solutions LLC | DL293375 | 2025-02-14 | Dissolved | Pierre |
| CloakiQ, Inc. | DB129830 | 2017-01-19 | Active | BROOKINGS |
| CLOCK CONSULTING, INC. | DB043290 | 2000-10-04 | Inactive | — |
| CLOCK LAND CORPORATION | FB025130 | 2001-05-14 | Revoked | OMAHA |
| Clock Out Travel LLC | DL220799 | 2022-02-16 | Active | Rapid City |
| Clock Shop Beverage LLC | FL255953 | 2023-08-02 | Inactive | Charlottesville |
| CLOCK TOWER GARDENS PARTNERSHIP, L.L.P. | DR000899 | 2005-04-08 | Dissolved | RAPID CITY |
| CLOCK TOWER GARDENS, LTD. | DB024601 | 1985-07-29 | Inactive | — |
| CLOCK TOWER INVESTORS, INC. | DB029860 | 1990-09-25 | Dissolved | — |
| CLOCK TOWER LOUNGE, INC. | DB019300 | 1979-12-19 | Dissolved | — |
| Clock Tower Office Plaza Limited Partnership | DP002698 | 1982-11-02 | Active | — |
| CLOCK TOWER PLAZA, INC. | DB016629 | 1979-04-26 | Inactive | — |
| Clocker Family Farms, LLC | DL263970 | 2023-12-07 | Active | Fairfax |
| Clockseek.com, Inc. | DB060159 | 2015-06-25 | Dissolved | SIOUX FALLS |
| Clocksene Family, LLC | DL192793 | 2020-12-14 | Active | Conde |
| CLOCKWORK CREATIVES LLC | DL290924 | 2025-01-13 | Dissolved | SIOUX FALLS |
| CLODFELTER CONSTRUCTION LLC | DL179811 | 2020-04-10 | Dissolved | VERMILLION |
| CLOE-MASTON, LLC | DL032323 | 2013-05-06 | Inactive | HERMAN |
| Cloie Van Berkum LLC | DL309014 | 2025-09-11 | Active | Harrisburg |
| CLOISTERS 102, LLC | DL009943 | 2005-10-03 | Inactive | — |
| CLOISTERS 103, LLC | DL009942 | 2005-10-03 | Inactive | — |
| Cloke Media Management LLC | DL312564 | 2025-10-29 | Active | Box Elder |
| Clokendagger LLC | DL210316 | 2021-09-16 | Dissolved | Rapid City |
| CLOMAXEL LLC | DL134164 | 2017-06-12 | Active | SAN DIEGO |
| CLOMPLEX GLORY STORE LLC | DL300337 | 2025-05-15 | Active | SIOUX FALLS |
| CLOPAY CORPORATION | FB028445 | 2004-04-16 | Active | MASON |
| Close Converse, Inc. | FB138918 | 2017-10-25 | Active | Brainerd |
| Close Custom Designs LLC | DL222921 | 2022-03-16 | Dissolved | Hot Springs |
| Close Holdings, LLC | DL037726 | 2014-03-06 | Active | LAKE PRESTON |
| CLOSE JACOBSON FAMILY LIMITED PARTNERSHIP | DP002531 | 2012-12-28 | Active | VIBORG |
| Close Range Construction, LLC | DL220885 | 2022-02-17 | Active | Sturgis |
| Closed On Mondays, LLC | DL328959 | 2026-05-17 | Active | BOX ELDER |
| Closer Access, LLC | DL043697 | 2015-06-10 | Dissolved | SIOUX FALLS |
| Closet Concepts and Designs L.L.C | DL174956 | 2019-12-27 | Active | TEA |
| Closet Concepts, LLC | DL048315 | 2016-05-04 | Dissolved | Tea |
| CLOSET PROS, INC. | DB054065 | 2008-12-01 | Active | SIOUX FALLS |
| CLOSET TO CLOSET INC. | DB035552 | 1995-03-15 | Dissolved | ABERDEEN |
| Closinesse Aboven INC | DB295022 | 2025-03-07 | Dissolved | Sioux Falls |
| Closing Table Realty, LLC | DL271264 | 2024-03-21 | Active | Brandon |
| Closing Time Cleaning Company LLC | DL257681 | 2023-08-29 | Active | Sioux Falls |
| CLOSING USA LLC | FL002507 | 2005-08-05 | Active | Rochester |
| CLOTH CORNER, INC. | DB020936 | 1981-08-28 | Inactive | — |