| UNIVERSITY IV POWER, LLC | — | DL027214 | 2012-02-14 | Dissolved | DANA POINT |
| University Lawn Care LLC | — | DL235352 | 2022-09-24 | Active | Sioux Falls |
| UNIVERSITY LUTHERAN CENTER | — | NS000776 | 1965-01-22 | Active | BROOKINGS |
| UNIVERSITY MALL SHOPPING CENTER MERCHANTS ASSOCIATION | — | NS006856 | 1980-01-07 | Dissolved | — |
| UNIVERSITY MEDICAL CENTER, INC. | — | NS011362 | 1999-10-20 | Inactive | — |
| University of Buea Global LLC | — | DL332707 | 2026-07-07 | Active | Bronx |
| UNIVERSITY OF CHARLESTON | — | FN011380 | 2013-03-29 | Revoked | CHARLESTON |
| UNIVERSITY OF CREATIVE ARTS, INC. | — | DB039794 | 1998-03-20 | Dissolved | SPRING |
| UNIVERSITY OF IOWA ALUMNI ASSOCIATION | — | FN011407 | 2013-08-15 | Inactive | IOWA CITY |
| UNIVERSITY OF LA VERNE | — | FN011315 | 2012-06-01 | Revoked | Watertown |
| UNIVERSITY OF MAINE FOUNDATION | — | 19340002ND | 1934-06-20 | Active | — |
| UNIVERSITY OF MARY | — | FN197382 | 2021-02-24 | Revoked | BISMARK |
| UNIVERSITY OF NATURAL HEALTH, INC. | — | DB039691 | 1998-02-18 | Dissolved | SIOUX FALLS |
| UNIVERSITY OF NEW ENGLAND | — | 19340014ND | 1934-11-28 | Merged | — |
| UNIVERSITY OF NEW ENGLAND | — | 18310000ND | 1831-03-04 | Active | — |
| UNIVERSITY OF NEW HAVEN, INCORPORATED | — | FN011365 | 2013-02-04 | Active | WEST HAVEN |
| UNIVERSITY OF NORTHERN VIRGINIA, INC. | — | DB058018 | 2013-08-23 | Active | SIOUX FALLS |
| University of Northwestern-St. Paul | — | FN001814 | 1962-02-09 | Active | ST. PAUL |
| University of Redlands, Corporation | — | FB148774 | 2018-05-25 | Revoked | Redlands |
| University of Saint Mary, Inc. | — | FN217065 | 2022-01-01 | Active | Leavenworth |
| UNIVERSITY OF SIOUX FALLS | — | NS000055 | 1931-06-08 | Active | SIOUX FALLS |
| UNIVERSITY OF SIOUX FALLS FOUNDATION | — | NS010441 | 1995-11-06 | Inactive | SIOUX FALLS |
| UNIVERSITY OF SOUTH DAKOTA INTRAMURAL-RECREATIONAL SPORTS COUNCIL, INC. | — | NS006365 | 1977-10-31 | Inactive | — |
| UNIVERSITY OF SOUTH DAKOTA RESEARCH PARK, INC. | Other services | NS015036 | 2012-12-28 | Active | SIOUX FALLS |
| UNIVERSITY OF SOUTHERN CALIFORNIA | — | FN011099 | 2008-10-20 | Inactive | LOS ANGELES |
| University of Sparta, LLC | — | DL037461 | 2014-02-14 | Inactive | ABERDEEN |
| UNIVERSITY OF ST. FRANCIS | — | FN011362 | 2013-01-28 | Revoked | JOLIET |
| UNIVERSITY OF ST. THOMAS | — | FN010269 | 1989-06-09 | Revoked | SAINT PAUL |
| UNIVERSITY OF THE ROCKIES, LLC | — | FL004503 | 2009-03-18 | Inactive | San Diego |
| UNIVERSITY OF THE WORD | — | NS010602 | 1996-06-24 | Inactive | — |
| University Park LLC | — | DL173030 | 2019-11-14 | Dissolved | Spearfish |
| UNIVERSITY PARK PHYSICIANS, P.C. | — | DB030815 | 1991-07-15 | Inactive | — |
| UNIVERSITY PHYSICAL THERAPY, LTD. | — | DB039932 | 1998-04-14 | Dissolved | MITCHELL |
| UNIVERSITY PHYSICIANS | — | NS005887 | 1975-10-21 | Dissolved | — |
| University Prep LLC | — | DL180706 | 2020-04-30 | Active | Sioux Falls |
| University Rentals LLC | — | DL299882 | 2025-05-09 | Active | Vermillion |
| UNIVERSITY TOWNHOMES ASSOCIATION, INC. | — | NS012606 | 2004-06-30 | Active | SPEARFISH |
| University Trustees Custody Corporation | — | DB060492 | 2015-11-30 | Active | WATERTOWN |
| UniversMichigan LLC | — | FL295318 | 2025-03-12 | Active | Warren |
| UniversMichigan LLC | — | FL291309 | 2025-01-17 | Active | WARREN |
| Univerus Waste & Recycling Inc. | — | FB331202 | 2026-06-15 | Active | Blue Bell |
| Univerzal Lazer LLC | — | DL036141 | 2013-11-22 | Dissolved | WATERTOWN |
| UNIVEST COVINGTON ASSOCIATES, LTD. LIMITED PARTNERSHIP | — | FP000119 | 1991-04-25 | Inactive | OAK BROOK |
| UNIVITA HEALTH INC. | — | FB037887 | 2014-06-16 | Inactive | MIRAMAR |
| UNIWORLD IMPORT EXPORT, INC. | — | DB035988 | 1995-06-28 | Inactive | — |
| UNK PROPERTIES, LLC | — | DL043742 | 2015-05-18 | Active | RAPID CITY |
| Unkceota Property LLC | — | DL330978 | 2026-06-15 | Active | Castlewood |
| UNKE, INC. | — | DB000947 | 1960-03-14 | Active | SALEM |
| UNKE-LYONS, INCORPORATED | — | DB000946 | 1960-03-14 | Active | SALEM |
| Unkenholz Family Dental, Prof. LLC | — | DL036856 | 2014-01-10 | Active | RAPID CITY |
| Unkenholz Omaha St. Dental, LLC | — | DL285987 | 2024-10-29 | Active | Rapid City |
| Unknown by Design, LLC | — | DL048988 | 2016-06-20 | Dissolved | RAPID CITY |
| Unknown Corp | — | DB277313 | 2024-06-19 | Dissolved | Rapid City |
| Unknown Enterprises LLC | — | DL282447 | 2024-09-05 | Active | GEDDES |
| Unknown Origin Clothing LLC | — | DL231963 | 2022-08-03 | Dissolved | Sioux Falls |
| UNLEASH LLC | — | DL326932 | 2026-04-24 | Active | Watertown |
| Unleashed Dog Grooming, LLC | — | DL317460 | 2026-01-07 | Active | Watertown |
| UNLEASHED FASHIONS CO | — | DB172999 | 2019-11-13 | Dissolved | tea |
| Unleashed Industries LLC | — | DL295303 | 2025-03-13 | Active | Huron |
| Unleashed Revivals L.L.C. | — | DL194303 | 2021-01-07 | Dissolved | Sioux Falls |
| UNLIMIT NORTH AMERICA, INC | — | FB299155 | 2025-04-30 | Suspended | Palo Alto |
| UNLIMITED AUDIO, INC. | — | DB044975 | 2002-01-17 | Active | SIOUX FALLS |
| UNLIMITED BBC LLC | — | DL018239 | 2009-02-05 | Dissolved | SIOUX FALLS |
| UNLIMITED BROKERAGE SERVICES, INC. | — | FB010361 | 1985-08-05 | Inactive | MINNEAPOLIS |
| Unlimited Concrete Inc. | — | DB055118 | 2010-02-01 | Active | SIOUX FALLS |
| UNLIMITED CONSTRUCTION LLC | — | DL008882 | 2005-03-23 | Dissolved | Sioux Falls |
| Unlimited Contracting Solutions LLC | — | FL201252 | 2021-04-20 | Active | West Chester |
| UNLIMITED ENTERPRISES, L.L.C. | — | DL007188 | 2004-04-12 | Active | HARRISBURG |
| Unlimited Expeditions LLC | — | DL212946 | 2021-10-25 | Dissolved | sioux falls |
| Unlimited Exteriors L.L.C. | — | FL162331 | 2019-03-27 | Active | Hammond |
| UNLIMITED FINISHES, INC. | — | DB051070 | 2006-05-05 | Suspended | VALLEY SPRINGS |
| Unlimited Grading & Utility LLC | — | DL323854 | 2026-03-20 | Active | Rapid City |
| Unlimited HDD & Boring, LLC | — | FL243767 | 2023-02-06 | Active | Hazen |
| UNLIMITED HORIZONS, INC. | — | DB015331 | 1978-05-25 | Dissolved | — |
| Unlimited K LLC | — | DL207444 | 2021-08-09 | Inactive | Sioux Falls |
| Unlimited Net Resources, LLC | — | FL213466 | 2021-11-01 | Active | Watertown |
| UNLIMITED RANGE OUTDOORS LLC | — | DL256190 | 2023-08-07 | Active | RAPID CITY |
| UNLIMITED REALITIES LLC | — | DL017094 | 2008-08-05 | Inactive | RAPID CITY |
| UNLIMITED SEARCH SOLUTIONS, LLC | — | DL021492 | 2010-05-14 | Inactive | LOCK HAVEN |
| Unlimited Services LLC | — | DL197871 | 2021-03-03 | Dissolved | Webster |
| UNLIMITED STORAGE OF RAPID CITY, LLC | — | DL017784 | 2008-11-24 | Active | Rapid City |
| Unlimited Vision LLC | — | DL178804 | 2020-03-16 | Active | Brookings |
| Unload, LLC | — | DL305967 | 2025-07-31 | Active | Groton |
| Unloaded Still, LLC | — | DL152873 | 2018-08-23 | Active | Sioux Falls |
| Unlock Partnership Solutions Inc. | — | FB197812 | 2021-03-03 | Active | Watertown |
| Unlocking Pathways Center LLC | — | DL306678 | 2025-08-10 | Active | Harrisburg |
| Unlocking The Wisdom Within LLC | — | DL315166 | 2025-12-05 | Active | Sioux Falls |
| Unlost United | — | NS285752 | 2024-10-25 | Dissolved | DELL RAPIDS |
| Unmasked: Revealing the Superhero in All of Us | — | NS137164 | 2017-09-18 | Dissolved | SIOUX FALLS |
| UNME, LLC | — | DL009546 | 2005-07-18 | Dissolved | PIEDMONT |
| Unmuzzled Ox Publishing, LLC | — | DL236709 | 2022-10-14 | Dissolved | Mitchell |
| Unnamed Adventures LLC | — | DL262370 | 2023-11-10 | Dissolved | Rapid City |
| Unoblanco Naturals LLC | — | DL315394 | 2025-12-10 | Active | Sioux Falls |
| UNOCAL EXPRESSLUBE, INC. | — | FB012526 | 1989-01-03 | Revoked | LINDEN |
| UNORTHODOX LLC | — | DL221750 | 2022-04-01 | Active | WATERTOWN |
| Unpack Once and Done LLC | — | DL219528 | 2022-01-31 | Active | Dayton |
| UNPAINTED FURNITURE, INC. | — | DB041482 | 1999-05-28 | Dissolved | — |
| Unparalleled Properties, LLC | — | DL133473 | 2017-05-16 | Inactive | Sioux Falls |
| UNPLANNED PRODUCTIONS, LLC | — | DL015039 | 2007-11-09 | Dissolved | RAPID CITY |
| UNR-ROHN, INC. | — | FB012852 | 1989-07-18 | Revoked | PEORIA |
| Unraveled Coaching and Retreats, LLC | — | DL221066 | 2022-02-18 | Inactive | Warner |
| UnravelEscapeRoom LLC | — | DL218510 | 2022-01-15 | Dissolved | Aberdeen |
| UNRAVELLED...WE'VE COME UNDONE, LLC | — | DL023779 | 2011-02-14 | Dissolved | STRATTFORD |
| Unreal Assets LLC | — | DL311561 | 2025-10-15 | Active | Aberdeen |
| Unrefined Beauty LLC | — | DL308083 | 2025-08-28 | Active | Beresford |
| Unremarkable Land, LLC | — | DL152530 | 2018-08-15 | Inactive | WESTLAKE VILLAGE |
| UNRESTRICTED SUBSCRIBER EQUIPMENT LEASING COMPANY, INC. | — | FB021844 | 1998-10-02 | Inactive | OVERLAND PARK |
| Unrivaled Traditions Outdoors | — | NS213822 | 2021-11-05 | Active | ELK POINT |
| UNRUH & SONS, LLC | — | DL021978 | 2010-07-19 | Inactive | IROQUOIS |
| UNRUH BROTHERS DEVELOPMENT COMPANY, LLC | — | DL003256 | 2000-10-02 | Dissolved | — |
| Unruh Family, LLC | — | DL046669 | 2016-01-13 | Active | Bancroft |
| Unruh Livestock, LLC | — | DL281569 | 2024-08-22 | Active | IROQUOIS |
| UNRUH SIGNS, INC. | — | DB046977 | 2003-06-10 | Inactive | — |
| UnruhLee Wood LLC | — | DL249369 | 2023-04-24 | Active | Davis |
| Unseen Outdoors LLC | — | DL176207 | 2020-01-22 | Active | White |
| Unshakeable Media, LLC | — | DL130543 | 2017-02-10 | Inactive | SAN DIEGO |
| UNSIKICILA MITAKUYE OYASIN (WE ARE ALL RELATIVES TAKING CARE OF EACH OTHER) | — | NS012571 | 2004-05-19 | Inactive | — |
| Unstuck Yourself LLC | — | DL189738 | 2020-10-21 | Dissolved | Box Elder |
| Unsullied Cleaning, LLC | — | DL140667 | 2017-12-06 | Inactive | Sioux Falls |
| Untamed Play LLC | — | DL213829 | 2021-11-05 | Active | Mitchell |
| UNTAMED SPIRIT LLC | — | DL027821 | 2012-04-10 | Dissolved | MADISON |
| Untamed Sweets LLC | — | DL296038 | 2025-03-20 | Dissolved | Sioux falls |
| untamed threads, LLC | — | DL223986 | 2022-03-31 | Dissolved | Madison |
| Untamed Wellness LLC | — | DL303755 | 2025-07-02 | Active | Rapid City |
| UNTAMED, LLC | — | DL031412 | 2013-03-01 | Dissolved | Rapid City |
| Unte Properties LLC | — | DL038884 | 2014-05-19 | Dissolved | VERMILLION |
| Unterbrunner Pohlson LLC | — | DL318212 | 2026-01-15 | Active | Vermillion |
| UNTEREINER'S INCORPORATED (DIMOCK) | — | DB006359 | 1957-05-22 | Dissolved | DIMOCK |
| Untitled Health Texas, PLLC | — | FL322557 | 2026-03-05 | Active | FORT WORTH |
| Untitled, Inc. | — | DB155411 | 2018-10-22 | Active | Watertown |
| UNTOLD TALES, LLC | — | DL019989 | 2009-10-19 | Dissolved | RAPID CITY |
| Untoward Books LTD. | — | DL215592 | 2021-12-02 | Dissolved | Rapid City |
| UNUM CORPORATION | — | FB011209 | 1986-12-05 | Inactive | RENO |
| UNUM GROUP CORPORATION | — | FB024631 | 2000-12-08 | Active | CHATTANOOGA |
| Unum Insurance Agency, LLC | — | FL277648 | 2024-06-25 | Active | Chattanooga |
| UNUM LIFE INSURANCE COMPANY | — | 18480000I | 1848-07-17 | Merged | — |
| UNUM LIFE INSURANCE COMPANY OF AMERICA | — | 19660001I | 1966-08-24 | Active | — |
| UNUSUAL ATTITUDE PRODUCTIONS, INC. | — | DB038727 | 1997-06-24 | Inactive | — |
| Unusually Healthy, LLC | — | DL047373 | 2016-03-04 | Inactive | MILBANK |
| Unveiled Media LLC | — | DL203140 | 2021-05-18 | Active | Sioux Falls |
| Unveiled Press LLC | — | DL269541 | 2024-02-28 | Dissolved | Sioux Falls |
| Unwavering Love Christian Church | — | CH213211 | 2021-10-28 | Dissolved | Sioux Falls |
| Unwind Bodywork LLC | — | DL189214 | 2020-10-12 | Active | Sioux Falls |
| UNWIND, INC. | — | DB054828 | 2009-10-05 | Dissolved | SIOUX FALLS |
| UNWIND, LLC | — | DL237708 | 2022-11-01 | Inactive | Baltic |
| Unwined Boutique LLC | — | DL172602 | 2019-11-05 | Dissolved | Chamberlain |
| UNZELMAN DEVELOPMENT CORP. | — | DB038754 | 1997-06-27 | Active | SIOUX FALLS |
| UNZEN MOTORS, INC. | — | DB023778 | 1984-09-28 | Active | MILBANK |
| Unzen Outdoors, LLC | — | DL223351 | 2022-03-23 | Dissolved | Waubay |
| Unzen Rentals, LLC | — | DL137114 | 2017-09-15 | Active | Sioux Falls |
| Unzy, L.L.C. | — | DL139048 | 2017-10-27 | Dissolved | Herrick |
| UOU Athletic Training LLC | — | DL210495 | 2021-09-19 | Dissolved | Rapid City |
| UOU LLC | — | DL333594 | 2026-08-01 | Active | Rapid City |
| Uown Leasing LLC | — | FL176347 | 2020-01-24 | Active | Tampa |
| UP & UP, INC. | — | FB016709 | 1994-02-18 | Inactive | ROCKVILLE |
| UP AND BEYOND HOME HEALTH CARE, INC. | — | DB042871 | 2000-06-01 | Inactive | — |
| UP AND OVER VENTURES, INC. | — | DB042984 | 2000-06-30 | Dissolved | — |
| Up Armored Ministry | — | NS269823 | 2024-03-04 | Active | Mitchell |
| UP BIRD OUTFITTERS, LLC | — | DL014851 | 2007-10-12 | Dissolved | TURTON |
| Up in Smoke, LLC | — | DL217721 | 2022-01-03 | Dissolved | YANKTON |
| UP IN SMOKE, LLC | — | DL003466 | 2000-12-29 | Dissolved | — |
| UP LINK SECURITY, INC. | — | FB035227 | 2011-06-16 | Inactive | CALUMET |
| Up N Away Travels, LLC | — | DL136741 | 2017-09-06 | Active | SIOUX FALLS |
| Up North Investments, LLC | — | DL235840 | 2022-09-30 | Active | Sioux Falls |
| Up North Lake Lodges LLC | — | DL265094 | 2023-12-26 | Dissolved | Grenville |
| Up North Lodging LLC | — | DL287700 | 2024-11-25 | Active | Webster |
| UP Property Development LLC | — | DL281117 | 2024-08-15 | Active | Sturgis |
| Up Tempo Music Lessons, LLC | — | DL152336 | 2018-08-10 | Active | Sioux Falls |
| UP TO CODE APPAREL LLC | — | DL295047 | 2025-03-08 | Active | BOX ELDER |
| UP WE GROW SALE, LLC | — | DL031745 | 2013-03-22 | Dissolved | Sturgis |
| UP, INC. | — | DB022587 | 1983-07-14 | Inactive | — |
| UP-TO-DATE BUSINESS SERVICES, INC. | — | DB023037 | 1984-01-05 | Dissolved | — |
| Upas LLC | — | DL308659 | 2025-09-06 | Active | Watertown |
| Upbeat Painting LLC | — | DL150242 | 2018-06-25 | Active | Rapid City |
| Upbird REI LLC | — | DL261667 | 2023-10-31 | Dissolved | Watertown |
| UpBright LLC | — | DL155762 | 2018-10-30 | Dissolved | AUSTIN |
| UPC, INC. | — | FB012077 | 1988-05-05 | Revoked | MINNEAPOLIS |
| Upchurch Operating Companies, LLC | — | FL329716 | 2026-05-27 | Active | GREENWOOD |
| Update Homes LLC | — | DL330138 | 2026-06-01 | Active | Lake Norden |
| Update Mobile Homes LLC | — | DL259492 | 2023-09-25 | Dissolved | Sioux Falls |
| UPDIKE BROTHERS, INC. | — | FB021029 | 1998-02-23 | Revoked | NEWCASTLE |
| UPDIKE CONSULTING LLC | — | DL032153 | 2013-04-29 | Dissolved | Summerset |
| Updraft Leasing, LLC | — | DL128134 | 2016-11-28 | Active | Tea |
| UPELL MEDICAL CLINIC, PROF. L.L.C. | — | DL020158 | 2009-11-13 | Active | EAGLE BUTTE |
| UPFIELD US INC. | — | FB173973 | 2019-12-06 | Inactive | Hackensack |
| Upframe Creative, LLC | — | DL168046 | 2019-07-30 | Active | Brookings |
| Upfront Agronomy Inc. | — | DB141246 | 2017-12-19 | Active | SPRINGFIELD |
| UPFRONT DISPLAY, INC. | — | DB021742 | 1982-08-13 | Inactive | — |
| UPFRONT INDUSTRIES INC. | — | DB200315 | 2021-04-07 | Dissolved | SIOUX FALLS |
| UPFRONT MIDAMERICA, LLC | — | FL003467 | 2007-05-02 | Revoked | CEDARHURST |
| Upfront Petroleum, Inc. | — | DB256435 | 2023-08-10 | Active | Springfield |
| UPFRONT TRADING CO. | — | DB281810 | 2024-08-27 | Dissolved | SIOUX FALLS |
| UPFRONT TRADING COMPANY | — | DB200843 | 2021-04-14 | Dissolved | SIOUX FALLS |
| Upgrade Construction LLC | — | DL233478 | 2022-08-26 | Dissolved | Harrisburg |
| UPGRADE ENTERTAINMENT INC. | — | DB053951 | 2008-10-08 | Inactive | MADISON |
| UPGRADE LINE LLC | — | DL007323 | 2004-05-12 | Dissolved | DAKOTA DUNES |
| UPGRADE, INC. | — | FB039631 | 2016-10-20 | Active | San Francisco |
| Upgraded Ventures LLC | — | DL331671 | 2026-06-21 | Active | Sioux Falls |
| UPHOLD HQ INC. | — | FB038357 | 2015-01-21 | Active | SAN FRANCISCO |
| UPHOLSTERY KING, LLC | — | DL135301 | 2017-07-24 | Dissolved | KENNEBEC |