| YARMOUTH VILLAGE IMPROVEMENT SOCIETY | — | 19140002ND | 1914-01-20 | Active | |
| YARN PEDDLERS, INC. | — | DB022398 | 1983-05-13 | Dissolved | |
| YARNKNIT!,L.L.C. | — | DL006872 | 2004-01-29 | Dissolved | ABERDEEN |
| YARROW TRUST COMPANY LLC | — | DL198795 | 2021-03-17 | Active | SIOUX FALLS |
| YARSAL INC | — | DB182925 | 2020-06-11 | Dissolved | OAKBROOK TERRACE |
| YAS II, Inc. | — | DB045229 | 2002-03-18 | Active | YANKTON |
| YASA LLC | — | DL297851 | 2025-04-12 | Dissolved | Huntingtown |
| YASCOTRANS LLC | — | DL023876 | 2011-02-28 | Dissolved | SIOUX FALLS |
| YASHA BRAND LTD. CO. | — | DL163827 | 2019-04-29 | Dissolved | Sioux Falls |
| YASHA FOUNDATION | — | NS015014 | 2012-12-28 | Active | DAKOTA DUNES |
| YASHA VARGA, INC. | — | DB053946 | 2008-10-06 | Dissolved | SIOUX FALLS |
| YASIR AND SIDDIQUE LLC | — | DL158412 | 2019-01-21 | Active | Winner |
| YASMEEN DREAM, LLC | — | DL014015 | 2007-06-01 | Active | RAPID CITY |
| YASO LLC | — | DL173204 | 2019-11-19 | Dissolved | YANKTON |
| YASS, Inc. | — | DB060735 | 2016-03-07 | Active | Prosper |
| YASTE, ZENT & RYE AGENCY, INC. | — | FB016586 | 1993-12-20 | Inactive | FORT WAYNE |
| YATA LLC | — | DL137938 | 2017-10-04 | Dissolved | BROOKINGS |
| YATES TRUCKING LLC | — | DL329841 | 2026-05-28 | Active | Mobridge |
| YATES, INC. | — | DB046112 | 2002-11-21 | Dissolved | |
| YATZY Marketing, LLC. | — | DL254873 | 2023-07-18 | Dissolved | Sioux Falls, SD |
| YAUNEY TRUCKING, INC. | — | DB026362 | 1987-05-08 | Dissolved | HURON |
| YAWAY, L.L.C. | — | DL008425 | 2004-12-30 | Dissolved | YANKTON |
| YAZAM INC. | — | DB052033 | 2007-02-12 | Inactive | |
| YB Dispatching, LLC | — | DL131034 | 2017-02-27 | Active | MCCOOK LAKE |
| YB FITT, LLC | — | DL289840 | 2024-12-28 | Active | Rapid City |
| YBA LLC | — | DL250435 | 2023-05-09 | Dissolved | Keystone |
| YBGB, LLC | — | DL034957 | 2013-09-03 | Dissolved | MADISON |
| YC REALTY, INC. | — | 19470068D | 1947-06-10 | Active | |
| YC, INC. | — | FB035105 | 2011-04-21 | Inactive | SUNDANCE |
| YCB, LLC | — | DL001764 | 1998-07-16 | Active | SIOUX FALLS |
| YCBC LLC | — | DL295364 | 2025-03-12 | Dissolved | Watertown |
| YCC, INC. | — | FB015196 | 1992-04-13 | Inactive | SIOUX CITY |
| YCLI, LLC | — | DL252285 | 2023-06-06 | Active | SIOUX FALLS |
| YCN ENT LLC | — | DL254572 | 2023-07-13 | Dissolved | Sioux Falls |
| YCS PROPERTY LLC | — | DL287687 | 2024-11-25 | Active | Watertown |
| YCY, LLC | — | DL191262 | 2020-11-14 | Dissolved | Sioux Falls |
| YDOC Design LLC | — | DL313805 | 2025-11-17 | Active | Spearfish |
| YE OLDE CHANDLER LLC | — | DL181345 | 2020-05-11 | Dissolved | CANTON |
| YEAR ROUND BROWN DISTRIBUTORS, INC. | — | DB047901 | 2004-02-09 | Dissolved | SIOUX FALLS |
| YEAR ROUND BROWN TANNING SALONS, INC. | — | DB033625 | 1993-11-17 | Active | SIOUX FALLS |
| YEAR ROUND BROWN, INC. | — | DB030125 | 1991-01-02 | Active | SIOUX FALLS |
| YEGEN ASSOCIATES, INC. | — | FB010723 | 1986-02-21 | Revoked | PARAMUS |
| YEHLE CO, INC | — | DB187515 | 2020-09-11 | Active | Rapid City |
| YEHUA TRENDY CLOSET LLC | — | DL304241 | 2025-07-09 | Suspended | SIOUX FALLS |
| YELDUZ TRUSTEES, INC. | — | NS000836 | 1965-06-04 | Active | ABERDEEN |
| YELLOW BANK ENTERPRISES, INC. | — | DF048109 | 2004-04-05 | Dissolved | NEWELL |
| YELLOW BEARS LODGE | — | NS011779 | 2001-06-14 | Inactive | |
| YELLOW BIKE PROGRAM & RECONDITIONED BIKES FOR KIDS INC. | — | NS010621 | 1996-07-18 | Dissolved | RAPID CITY |
| YELLOW BIRD, LLC | — | DL030432 | 2012-12-12 | Dissolved | RAPID CITY |
| YELLOW BOX SD LLC | — | DL196278 | 2021-02-08 | Active | Belle Fourche |
| YELLOW CAB ADVERTISING, LLC | — | DL015547 | 2008-01-14 | Inactive | |
| YELLOW CAB COMPANY, SIOUX FALLS | — | DB006422 | 1957-11-19 | Dissolved | Sioux Falls |
| YELLOW CANOPY VIDEO, INC. | — | DB030050 | 1990-12-13 | Inactive | |
| YELLOW CAT MARINE LLC | — | DL031631 | 2013-03-12 | Dissolved | BOX ELDER |
| YELLOW CORPORATION | — | FB038983 | 2015-11-19 | Active | overland park |
| YELLOW CREEK STONE, INCORPORATED | — | DB033947 | 1994-01-20 | Inactive | |
| YELLOW FREIGHT CORPORATION | — | FB197522 | 2021-02-26 | Revoked | overland park |
| YELLOW IRON LENDING, LLC | — | FL254516 | 2023-07-12 | Active | SCOTTSDALE |
| YELLOW JACKET FOUNDATION, INC. | — | NS005659 | 1974-10-09 | Inactive | SPEARFISH |
| YELLOW JERSEY CONSTRUCTION, INC. | — | DB045117 | 2002-02-15 | Dissolved | Rapid City |
| YELLOW LOGISTICS, INC. | — | FB197521 | 2021-02-26 | Active | OVERLAND PARK |
| YELLOW ROBE CONSULTING INC | — | DB178895 | 2020-03-17 | Active | RAPID CITY |
| YELLOW ROBE CONSULTING, INC. | — | DB051475 | 2006-08-28 | Inactive | RAPID CITY |
| YELLOW ROBE ENTERPRISES, LLC | — | DL013824 | 2007-05-04 | Dissolved | RAPID CITY |
| YELLOW ROSE ARENA, L.L.C. | — | DL002202 | 1999-04-13 | Inactive | |
| YELLOW ROSE, INC. | — | DB035463 | 1995-02-27 | Dissolved | |
| YELLOW STONE CAB L.L.C. | — | DL049264 | 2016-07-14 | Dissolved | SIOUX FALLS |
| YELLOW SUNSHINE HOUSE, LLC | — | DL011519 | 2006-06-12 | Active | BUFFALO GAP |
| YELLOW TRANSPORTATION, INC. | — | FB018568 | 1996-01-12 | Inactive | OVERLAND PARK |
| YELLOW WOLF, INC. | — | DB055761 | 2010-12-16 | Dissolved | RAPID CITY |
| YELLOWFRONT GROCERY | — | 19500044D | 1950-12-11 | Active | |
| YELLOWHAMMER/CROW CREEK CASINO MANAGEMENT, INC. | — | FB015690 | 1992-11-24 | Revoked | WILMINGTON |
| YELLOWHAMMER/CROW CREEK CASINO MANAGEMENT, LIMITED PARTNERSHIP | — | DP000299 | 1992-11-24 | Active | |
| YELLOWHAMMER/PINE RIDGE CASINO MANAGEMENT, INC. | — | FB015856 | 1993-02-16 | Inactive | DOVER |
| YELLOWHAMMER/PINE RIDGE CASINO MANAGEMENT, LIMITED PARTNERSHIP | — | DP000317 | 1993-02-16 | Inactive | |
| YELLOWJACKET PROPERTIES, L.L.C. | — | DL008217 | 2004-11-19 | Inactive | SIOUX FALLS |
| YELLOWPAGES.COM LLC | — | FL003623 | 2007-07-17 | Inactive | TUCKER |
| YELLOWSTONE ENVIRONMENTAL CONTRACTING LLC | — | FL140757 | 2017-12-07 | Active | MILES CITY |
| YELLOWSTONE FOOD SYSTEMS, INC. | — | FB009842 | 1984-10-22 | Inactive | CODY |
| YELLOWSTONE HYDRAULICS, INC. | — | FB013179 | 1989-11-13 | Revoked | BILLINGS |
| YELLOWSTONE OIL & GAS, INC. | — | FB008846 | 1983-03-14 | Revoked | DENVER |
| YELLOWSTONE TRADITIONS, INC. | — | FB027868 | 2003-11-03 | Revoked | BOZEMAN |
| YELLOWSTONE TRAIL BANCORPORATION | — | DB028870 | 1989-11-13 | Inactive | IPSWICH |
| YELLOWSTONE TRAIL SADDLE CLUB | — | NS004944 | 1971-06-04 | Inactive | |
| YELLOWTAIL, INC. | — | DB058361 | 2013-12-03 | Dissolved | DAKOTA DUNES |
| YENDO AUTO SERVICING LLC | — | FL309574 | 2025-09-18 | Active | DALLAS |
| YENINA, LLC | — | DL020095 | 2009-11-04 | Inactive | MORAGA |
| YENPING ART STUDIOS LLC | — | FL150239 | 2018-06-25 | Inactive | SIOUX FALLS |
| YENTER COMPANIES, INC. | — | FB018085 | 1995-07-26 | Inactive | ARVADA |
| YEOMAN PROPERTIES, LLC | — | DL005552 | 2003-02-21 | Dissolved | Belle Fourche |
| YEOMIL LLC | — | DL303705 | 2025-07-01 | Suspended | North Sioux City |
| YER EXPRESS L.L.C. | — | DL309376 | 2025-09-16 | Active | SIOUX FALLS |
| YERGER CO., LLC | — | FL000951 | 2001-05-09 | Inactive | WEST LAWN |
| YERR KILLING ME SMALLZ PROPERTIES LLC | — | DL331237 | 2026-06-16 | Active | Mitchell |
| YERXA'S INC. | — | 19590183D | 1959-03-06 | Suspended | |
| YES CAPITAL FUNDING, INC. | — | FB020787 | 1997-12-08 | Inactive | ENCINITAS |
| YES Communications Inc. | — | DB058613 | 2014-01-16 | Dissolved | RAPID CITY |
| YES HIM Consulting, Inc. | — | FB155221 | 2018-10-17 | Revoked | Largo |
| YES ONLINE INC. | — | FB038669 | 2015-06-29 | Revoked | SANTA CLARTIA |
| YES YOGA ONE, LLC | — | DL043962 | 2015-06-11 | Dissolved | SIOUX FALLS |
| YES! (Youth Eating Smart), LLC | — | DL166255 | 2019-06-20 | Dissolved | SIOUX FALLS |
| YES7069 LLC | — | DL331869 | 2026-06-29 | Active | vermilion |
| YESCO LLC | — | FL005187 | 2010-06-18 | Active | SALT LAKE CITY |
| YESSICAS RESTAURANT LLC | — | DL227243 | 2022-05-18 | Active | SIOUX FALLS |
| YESTEL USA, INC. | — | FB030593 | 2006-04-28 | Revoked | ONTARIO |
| YESTERDAY'S INCORPORATED | — | DB033764 | 1993-12-22 | Dissolved | YANKTON |
| YESTERDAY'S INN, LLC | — | DL014690 | 2007-09-18 | Dissolved | SPEARFISH |
| YESTERDAY'S RESTAURANTS, INC. | — | DB051668 | 2006-11-02 | Active | YANKTON |
| YESTERYEAR SPORTS MEMORABILIA LLC | — | DL256695 | 2023-08-14 | Active | SPEARFISH |
| YETMAN CUSTOM HOMES, INC. | — | DB052402 | 2007-07-01 | Dissolved | SIOUX FALLS |
| YEUNG, INC. | — | DB052035 | 2007-02-12 | Dissolved | RAPID CITY |
| YEXLEY TRUCKING INCORPORATED | — | DB029374 | 1990-04-09 | Dissolved | |
| YEY S Five Power Wash LLC | — | DL330593 | 2026-06-29 | Active | SIOUX FALLS |
| YEZRE-EL LLC | — | DL231481 | 2022-07-27 | Dissolved | Alcester |
| YF SHALOM HOLDING LLC | — | DL338565 | 2026-09-08 | Active | WATERTOWN |
| YF, L.L.C. | — | DL262429 | 2023-11-13 | Active | Dakota Dunes |
| YFFH, LLC | — | DL175959 | 2020-01-17 | Active | Yankton |
| YG Excavating, LLC | — | DL279589 | 2024-07-24 | Inactive | White River |
| YG LEGACY WEALTH HOLDINGS LLC | — | DL337489 | 2026-08-25 | Active | WATERTOWN |
| YGB Properties LLC | — | DL295044 | 2025-03-08 | Active | SIOUX FALLS |
| YGH INCORPORATED | — | DB021123 | 1981-11-20 | Inactive | |
| YHR PARTNERS, LTD. | — | FB009249 | 1983-11-21 | Active | MOORHEAD |
| YHWH, llc. | — | DL227907 | 2022-05-27 | Active | Sioux Falls |
| YHWHS ARM INC. | — | DB284221 | 2024-10-01 | Dissolved | Tuscaloosa |
| YIELD MAX AGRONOMICS LLC | — | DL306626 | 2025-08-08 | Active | WALLACE |
| YIELD10 BIOSCIENCE, INC. | — | FB234939 | 2022-09-19 | Revoked | WOBURN |
| YIELDPRO AG SERVICES, LLC | — | DL021464 | 2010-05-12 | Inactive | MONTROSE |
| YIELDPRO AG SERVICES, LLC | — | DL026736 | 2012-01-03 | Dissolved | MONTROSE |
| YING'S CHINESE MASSAGE, LLC | — | FL004700 | 2009-08-13 | Inactive | RANCHESTER |
| YINGBIN Investment, LLC | — | DL323226 | 2026-03-13 | Active | Sioux Falls |
| YIPPITY, LLC | — | DL027270 | 2012-02-21 | Active | LETCHER |
| YITEK SYSTEMS LLC | — | DL129419 | 2017-01-06 | Dissolved | SIOUX FALLS |
| YITRO CORP. | — | DB283504 | 2024-09-19 | Active | SIOUX FALLS |
| YJ Sign Inc. | — | FB286770 | 2024-11-11 | Active | Watertown |
| YJC EXCAVATING AND LANDSCAPING, INC. | — | DB048421 | 2004-06-21 | Dissolved | RAPID CITY |
| YJH LLC | — | DL184386 | 2020-07-13 | Active | Sioux Falls |
| YK CAPITAL LLC | — | DL251016 | 2023-05-17 | Active | Westborough |
| YKG Holdings LLC | — | DL258634 | 2023-09-12 | Active | LONG BEACH |
| YKS CORPORATION | — | FB011000 | 1986-07-30 | Revoked | RAPID CITY |
| YKTY VENTURES, LLC | — | DL008953 | 2005-04-04 | Inactive | |
| YL LEGACY CORPORATION | — | DB333209 | 2026-07-09 | Active | CITY OF INDUSTRY |
| YLD Transportation, LLC | — | DL143933 | 2018-02-13 | Dissolved | Sioux Falls |
| YLazy J, LLC | — | DL259162 | 2023-09-20 | Active | Pierre |
| YM, LLC | — | DL020893 | 2010-03-01 | Inactive | RAPID CITY |
| YMAX COMMUNICATIONS CORP. | — | FB030446 | 2006-03-10 | Active | Palm Beach Gardens |
| YMC CARTS LLC | — | DL011748 | 2006-07-21 | Inactive | |
| YMCA ADVANCEMENT, L.L.C. | — | DL002228 | 1999-04-28 | Dissolved | SIOUX FALLS |
| YMCA/SANFORD, LLC | — | DL007076 | 2004-03-18 | Inactive | SIOUX FALLS |
| YMPOWER REAL ESTATE, LLC | — | DL017514 | 2008-10-10 | Active | SIOUX FALLS |
| YMS, INC. | — | DB036406 | 1995-11-07 | Inactive | |
| YMS, INC. | — | DB043671 | 2001-01-12 | Inactive | |
| YMX Management LLC | — | DL328886 | 2026-05-15 | Active | Sioux Falls |
| YN Industries LLC | — | DL332055 | 2026-06-25 | Active | Watertown |
| YN Mechanics llc | — | DL280183 | 2024-07-31 | Active | VIRGIL |
| YNAB HOLDINGS, LLC | — | FL295074 | 2025-03-09 | Active | Lehi |
| YNR ASSOCIATES, INC. | — | DB043291 | 2000-10-05 | Dissolved | |
| YNR INTERNATIONAL INSURANCE SERVICES, INC. | — | DB045585 | 2002-06-17 | Active | North Sioux City |
| YNR LIMITED, L.L.P. | — | DR000815 | 2004-04-29 | Revoked | |
| YNR MEDIA, L.L.C. | — | DL006541 | 2003-11-21 | Inactive | North Sioux City |
| YNS LLC | — | DL257683 | 2023-08-29 | Active | Watertown |
| YNUTZ MIDWEST LLC | — | DL297202 | 2025-04-04 | Active | BRANDON |
| YNutz SF West, Inc. | — | DB264225 | 2023-12-12 | Active | Sioux Falls |
| YNutz Wall One Inc. | — | DB326424 | 2026-04-20 | Active | Brandon |
| YOCKEY FAMILY LIMITED PARTNERSHIP | — | DP002458 | 2012-12-03 | Active | DAKOTA DUNES |
| YOCKEY FAMILY, LLP | — | DR001307 | 2009-12-21 | Dissolved | DAKOTA DUNES |
| YODAK, INC. | — | DB028721 | 1989-09-21 | Inactive | |
| YODER FINANCIAL SERVICES, INC. | — | DB054784 | 2009-09-10 | Dissolved | SIOUX FALLS |
| YODER INVESTMENTS, LLP | — | DR001599 | 2013-10-01 | Active | BLOOMINGTON |
| YODIT, LLC | — | DL032720 | 2013-06-06 | Dissolved | MADISON |
| YODLEE LLC | — | DL030090 | 2012-11-20 | Dissolved | SIOUX FALLS |
| YOGA DAKOTA LLC | — | DL005136 | 2002-10-11 | Inactive | |
| YOGA MUSE, LLC | — | DL037558 | 2014-02-24 | Active | SIOUX FALLS |
| YOGA YOU, INC. | — | DB044544 | 2001-09-19 | Inactive | |
| YOGA-VERSITY LLC | — | DL025695 | 2011-09-14 | Dissolved | BROOKINGS |
| YOGI CLEANERS, INC. | — | FB032054 | 2007-10-04 | Inactive | Sioux Falls |
| YOGI GOLF, LLLP | — | DP001989 | 2009-02-26 | Active | BLACK HAWK |
| YOGI HOLDINGS, INC. | — | DB057604 | 2013-03-04 | Active | SIOUX FALLS |
| YOGI'S DEN, INC. | — | DB041894 | 1999-09-30 | Inactive | |
| YOGIC SECRETS INC | — | DB208198 | 2021-08-12 | Dissolved | Watertown |
| YOGURT CITY SD, LLC | — | DL035586 | 2013-10-23 | Inactive | SIOUX FALLS |
| YOGURT GROUP LLC | — | DL027380 | 2012-03-01 | Dissolved | SIOUX FALLS |
| YOH SERVICES LLC | — | FL185606 | 2020-08-05 | Active | Philadelphia |
| YOHNER, INC. | — | DB050072 | 2005-08-29 | Active | MARTIN |
| YOKOGAWA CORPORATION OF AMERICA | — | FB013157 | 1989-11-07 | Revoked | NEWNAN |
| YOKOHAMA TIRE CORPORATION | — | FB013796 | 1990-08-30 | Active | SANTA ANA |
| YOLO PROPERTIES LLC | — | DL160294 | 2019-02-12 | Active | SIOUX FALLS |
| YOLO Properties Inc. | — | DB202053 | 2021-04-30 | Dissolved | STURGIS |
| YOLONDA Design LLC | — | DL240121 | 2022-12-11 | Dissolved | Watertown |
| YONDR, INC. | — | FB329458 | 2026-05-22 | Active | LOS ANGELES |
| YONKE & O'BRIEN PROPERTIES, LLC | — | DL007664 | 2004-07-26 | Inactive | YANKTON |
| YOQI Productions LLC | — | DL297600 | 2025-04-09 | Active | Rapid City |
| YORDY SALES, INCORPORATED | — | DB027470 | 1988-06-16 | Inactive | |
| YORK & YORK SERVICES, CORPORATION | — | DB049572 | 2005-04-13 | Dissolved | |
| YORK AGENCY, INC. | — | FB018759 | 1996-03-15 | Revoked | WILMINGTON |
| YORK ALTERNATIVE RISK SOLUTIONS, LLC | — | FL128096 | 2016-11-22 | Inactive | Memphis |
| YORK ART ASSOCIATION | — | 19600004ND | 1960-02-05 | Active | |
| YORK BAR ASSOCIATION | — | 19210015ND | 1921-03-30 | Active | |
| YORK BEACH VOLUNTEER FIRE DEPARTMENT | — | 19540023ND | 1954-05-13 | Active | |
| YORK BOTTLING COMPANY | — | 19320019D | 1932-03-01 | Dissolved | |
| YORK CONTRACTING, INC. | — | FB025356 | 2001-07-20 | Revoked | BLAINE |