| NORTH SUX, LLC | DL018138 | 2009-01-22 | Dissolved | DAKOTA DUNES |
| NORTH TEMPLE LODGING, L.L.C. | DL008866 | 2005-03-18 | Inactive | ABERDEEN |
| North Texas Investors Group, Inc. | FB227622 | 2022-05-24 | Revoked | Burleson |
| NORTH TO SOUTH, L.L.C. | DL009089 | 2005-04-25 | Active | RAPID CITY |
| North Trail Insurance Services LLC | FL289554 | 2024-12-21 | Active | Danbury |
| NORTH TREE ENTERPRISES, INCORPORATED | FB029917 | 2005-08-30 | Revoked | MARINA Y |
| NORTH TURNER CEMETERY ASSOCIATION | 19570008N | 1957-05-29 | Active | — |
| NORTH UTAH MINING COMPANY OF BINGHAM | 19060019D | 1906-02-23 | Dissolved | — |
| North Valley Mortgage LLC | DL314813 | 2025-12-02 | Active | Watertown |
| NORTH VASSALBORO BAPTIST CHURCH AND SOCIETY | 19050004N | 1905-07-01 | Active | — |
| NORTH VASSALBORO VILLAGE CEMETERY ASSOCIATION | 19250006N | 1925-05-26 | Active | — |
| North View Security Corporation | DB201694 | 2021-04-26 | Dissolved | WATERTOWN |
| NORTH WALDOBORO CHURCH OF THE NAZARENE | 19590016N | 1959-12-23 | Active | — |
| North Water Investments, LLC | DL321606 | 2026-02-23 | Active | SIOUX FALLS |
| NORTH WATERFORD FIRE ASSOCIATION | 19480039ND | 1948-07-19 | Dissolved | — |
| NORTH WEST DIRT; INC. | DB047649 | 2003-12-19 | Inactive | — |
| NORTH WEST SHORES ASSOCIATION INC. | 19640066ND | 1964-09-16 | Active | — |
| North West Vape & Apparel LLC | DL046654 | 2016-01-11 | Dissolved | SIOUX FALLS |
| North West Ventures, LLC | DL201370 | 2021-04-21 | Suspended | Watertown |
| NORTH WESTERN CARWASH REPAIR SHOP & DEALER, LLC. | DL260042 | 2023-11-01 | Dissolved | Sioux Falls |
| NORTH WESTERN WAREHOUSE COMPANY | DB006521 | 1932-06-07 | Active | Rapid City |
| North Wheeler Getaway, LLC | DL048473 | 2016-05-13 | Active | Geddes |
| NORTH WILLOW CONTRACTING INCORPORATED | FB035046 | 2011-03-28 | Revoked | PALISADE |
| NORTH WIND BUILDERS, L.L.C. | DL000495 | 1995-07-10 | Dissolved | YANKTON |
| NORTH WIND CONSTRUCTION SERVICES, LLC | FL044353 | 2016-05-25 | Active | Idaho Falls |
| North Wind Construction, LLC | DL210392 | 2021-09-17 | Dissolved | Flandreau |
| NORTH WIND SERVICES, LLC | FL044180 | 2016-03-11 | Inactive | IDAHO FALLS |
| NORTH WIND TOWNHOUSE ASSOCIATION | NS010841 | 1997-08-18 | Active | YANKTON |
| North Wind-Leidos, JV, LLC | FL167735 | 2019-07-24 | Inactive | Idaho Falls |
| NORTH WINDHAM CEMETERY ASSOCIATION | 19270003N | 1927-05-24 | Active | — |
| NORTH WINDHAM UNION CHURCH | 19570000L | 1957-01-31 | Active | — |
| NORTH WITTEN TELEPHONE COMPANY | PU000095 | 1959-03-19 | Inactive | — |
| NORTH YARMOUTH - CUMBERLAND MUTUAL FIRE INSURANCE COMPANY | 18530000I | 1853-02-17 | Active | — |
| NORTH YARMOUTH ACADEMY | 18140000ND | 1814-02-04 | Active | — |
| NORTH YARMOUTH FIRE COMPANY | 19450016ND | 1945-07-12 | Active | — |
| NORTH YARMOUTH MEMORIAL PARK | 19490074ND | 1949-11-18 | Active | — |
| North Zion Veterans SD, LLC | DL213880 | 2021-11-05 | Inactive | Gresham |
| North, South, East, West Roofing Co., LLC | DL037172 | 2014-01-24 | Inactive | RAPID CITY |
| NORTH-WEST CELLULAR, INC. | FB013618 | 1990-06-07 | Inactive | RENO |
| North40 LLC | DL264657 | 2023-12-18 | Active | Watertown |
| North42 Homeowner's Association, Inc. | NS326934 | 2026-04-24 | Active | Vermillion |
| Northary Studio LLC | DL315618 | 2025-12-12 | Active | Sioux Falls |
| Northaven Land Co. | DB268252 | 2024-02-09 | Dissolved | Huntsville |
| NORTHBANK WRITERS GROUP | NS010015 | 1994-01-21 | Inactive | — |
| Northbank, LLC | DL041713 | 2015-01-12 | Active | CLARK |
| Northbay 118, LLC | DL231970 | 2022-08-03 | Active | Sioux Falls |
| NorthBay Game Processing LLC | DL293815 | 2025-02-21 | Active | Hayti |
| NORTHBAY LAKE ALBERT HOMEOWNERS ASSOCIATION | NS012855 | 2005-05-26 | Active | ARLINGTON |
| NORTHBAY LAKE ALBERT ROAD DISTRICT | DM009828 | 2013-07-25 | Active | HAYTI |
| NORTHBOUND BUSINESS GROUP, INC. | FB038342 | 2015-01-20 | Revoked | HAZEL CREST |
| Northbound Resource LLC | DL313518 | 2025-12-12 | Active | sioux falls |
| Northbound Rogue, LLC | DL049905 | 2016-09-12 | Active | Salt lake City |
| Northbound Security LLC | DL329092 | 2026-05-19 | Active | Watertown |
| Northbourne Organic Crop Insurance, LLC | DL183628 | 2020-06-25 | Active | Scotland |
| Northbridge Financial, LLC | DL302559 | 2025-06-16 | Active | Rapid City |
| NorthBroad LLC | DL225291 | 2022-04-20 | Dissolved | Sioux Falls |
| NORTHBROOK FARMS, L.L.C. | DL010281 | 2005-12-08 | Active | Huntington Beach |
| NORTHBROOK LABORATORIES, INC. | FB036637 | 2013-03-18 | Revoked | NORTHBROOK |
| NORTHBROOK PORK, INC. | DF016663 | 1979-05-04 | Inactive | — |
| NORTHCENTRAL OUTDOOR EQUIPMENT CO. | FB009150 | 1983-09-21 | Revoked | BRAINERD |
| NORTHCENTRAL UNIVERSITY | FN196504 | 2021-02-11 | Inactive | San Diego |
| NORTHCO REAL ESTATE SERVICES, LLC | FL003696 | 2007-08-20 | Active | MINNEAPOLIS |
| NorthCoast Asset Management LLC | FL283089 | 2024-09-16 | Active | NEW YORK |
| NORTHCOAST WARRANTY SERVICES, INC. | FB036634 | 2013-03-15 | Active | Cleveland |
| Northcon Inc | FB280438 | 2024-08-05 | Active | Hayden |
| NORTHDALE CONSTRUCTION COMPANY, INC. | FB033768 | 2009-08-28 | Inactive | ALBERTVILLE |
| NORTHDALE GROUP, INC. | DB007171 | 1968-02-21 | Inactive | — |
| NORTHDALE SANITARY DISTRICT | SD000021 | 1997-07-11 | Active | — |
| NORTHE SYSTEMS (BUSINESS TRUST) | DT029208 | 1990-02-28 | Inactive | — |
| NORTHEAST ABATE OF SOUTH DAKOTA | NS012090 | 2002-08-26 | Dissolved | WATERTOWN |
| NORTHEAST AERIAL AG SERVICE, INC. | DB021553 | 1982-05-27 | Inactive | — |
| NORTHEAST AG SANITARY SEWER DISTRICT, LLC | DL014049 | 2007-06-07 | Inactive | — |
| NORTHEAST AGENCIES, INC. | FB023069 | 1999-10-18 | Active | Northbrook |
| NORTHEAST AMBULANCE SERVICE | NS013334 | 2007-02-06 | Dissolved | Rosholt |
| NORTHEAST AREA ARTS & HUMANITIES COUNCIL | NS007518 | 1983-02-09 | Inactive | — |
| NORTHEAST AREA HORSE RACING, INC. | NS010696 | 1996-12-12 | Dissolved | Westport |
| NORTHEAST BANCORP, INC. | DB029150 | 1990-02-12 | Active | BRANDON |
| NORTHEAST BENEDICTINE HEALTH AND EDUCATION FOUNDATION, INC. | NS007944 | 1984-09-26 | Dissolved | — |
| NORTHEAST BEVERAGE, INC. | DB050567 | 2006-01-10 | Inactive | WATERTOWN |
| NORTHEAST BOX CANYON ROAD DISTRICT | DM009580 | 2005-08-15 | Active | — |
| Northeast Care and Rehabilitation Center, Inc. | NS049343 | 2014-05-15 | Dissolved | ROSHOLT |
| Northeast Chapter Bellator Titans MC, Inc. | NS275521 | 2024-05-22 | Active | Ipswich |
| Northeast Chiropractic, Inc. | DB059886 | 2015-04-02 | Active | ABERDEEN |
| Northeast Contractor Shops, LLC | DL207312 | 2021-07-28 | Active | Bradley |
| NORTHEAST COOPERATIVE | CO000815 | 1991-03-13 | Dissolved | WALLACE |
| NORTHEAST DAKOTA HOLDINGS, LLC | DL031614 | 2013-03-11 | Inactive | BARNARD |
| NORTHEAST DISTRICT OF THE UNITARIAN UNIVERSALIST ASSOCIATION | 19620013ND | 1962-03-08 | Dissolved | — |
| NORTHEAST DREDGING COMPANY, INC. | 19660175D | 1966-04-08 | Suspended | — |
| NORTHEAST ECONOMIC DEVELOPMENT ASSOCIATION OF SOUTH DAKOTA | NS008312 | 1986-06-11 | Inactive | — |
| Northeast Estates LLC | DL260874 | 2023-10-17 | Active | Watertown |
| NORTHEAST EXCAVATING, INC. | DB023408 | 1984-05-02 | Inactive | — |
| NORTHEAST EXCAVATION L.L.C. | DL026315 | 2011-11-23 | Dissolved | WEBSTER |
| NORTHEAST EYE & HEALTH | 19650051ND | 1965-08-27 | Dissolved | — |
| NORTHEAST FAMILY HEALTH SERVICES, INC. | NS012309 | 2003-06-03 | Inactive | — |
| NORTHEAST FOLKLORE SOCIETY | 19640058ND | 1964-10-12 | Suspended | — |
| NORTHEAST HARBOR AMBULANCE SERVICE, INC. | 19010006ND | 1901-09-26 | Active | — |
| NORTHEAST HARBOR CARRIAGE HOUSE, LLC | DL006851 | 2004-01-23 | Inactive | PIERRE |
| NORTHEAST HARBOR GOLF CLUB | 19160014D | 1916-10-23 | Active | — |
| NORTHEAST HARBOR TENNIS CLUB | 19070017ND | 1907-11-21 | Active | — |
| NORTHEAST HARBOR VILLAGE IMPROVEMENT SOCIETY | 19580039ND | 1958-10-21 | Active | — |
| NORTHEAST HEARING AND SPEECH CENTER, INC. | 19300000ND | 1930-03-05 | Active | — |
| NORTHEAST HELICOPTER SERVICE, INC. | 19660176D | 1966-04-14 | Suspended | — |
| NORTHEAST INVESTMENTS, LLC | DL025662 | 2011-09-09 | Active | SIOUX FALLS |
| NORTHEAST IOWA MRI, LLC | FL002250 | 2005-01-28 | Inactive | COTTAGE GROVE |
| NORTHEAST LIVESTOCK CO-OP | CO000679 | 1971-09-16 | Dissolved | SISSETON |
| NORTHEAST LIVING CENTER, INC. | DB037555 | 1996-08-15 | Dissolved | — |
| Northeast LLC | DL046344 | 2015-12-21 | Active | HAYTI |
| Northeast Marion & Twelfth LLC | DL146996 | 2018-04-18 | Active | Sioux Falls |
| NORTHEAST MECHANICAL CORPORATION | 19630118D | 1963-02-01 | Merged | — |
| NORTHEAST NEBRASKA INSURANCE AGENCY, INC. | FB015523 | 1992-09-14 | Revoked | WAYNE |
| NORTHEAST NEBRASKA TELEPHONE COMPANY | FN010814 | 2004-01-26 | Active | Jackson |
| NORTHEAST ODD FELLOWS ASSOCIATION, INC. | 19620012ND | 1962-03-07 | Active | — |
| NORTHEAST ORTHODONTIC ASSOCIATES, LLC | DL005216 | 2002-11-01 | Active | WATERTOWN |
| NORTHEAST ORTHOPEDIC CENTER, LTD. | DB025631 | 1986-08-14 | Dissolved | — |
| NORTHEAST OVERHEAD DOOR INC. | DB056614 | 2012-01-05 | Active | Hayti |
| NORTHEAST PHYSICAL THERAPY GROUP, INC. | DB028591 | 1989-07-31 | Dissolved | WATERTOWN |
| Northeast Properties LLC | DL158984 | 2019-01-16 | Active | Sioux Falls |
| NORTHEAST PROPERTY MANAGEMENT, LLC | DL023628 | 2011-01-27 | Active | Watertown |
| NORTHEAST PUBLISHING COMPANY | 19650147D | 1965-12-17 | Dissolved | — |
| Northeast Radio SD, LLC | DL309161 | 2025-09-12 | Active | Castlewood |
| NORTHEAST REGIONAL HEALTH & FITNESS CENTER | NS011493 | 2000-04-26 | Dissolved | ABERDEEN |
| Northeast Restoration LLC | DL272016 | 2024-04-02 | Active | HAYTI |
| NORTHEAST ROBERTS REGIONAL RAILROAD AUTHORITY | RA000014 | 1996-05-28 | Active | — |
| Northeast SD Handyman LLC | DL285624 | 2024-10-23 | Dissolved | Watertown |
| Northeast South Dakota AKA NESODAK Chapter of the Military Officer Association of America | NS049996 | 2016-05-24 | Dissolved | Gary |
| NORTHEAST SOUTH DAKOTA ALCOHOL AND DRUG ABUSE COUNCIL, INC. | NS009115 | 1990-02-28 | Dissolved | — |
| Northeast South Dakota Anglers Association | NS275478 | 2024-05-21 | Suspended | Sisseton |
| NORTHEAST SOUTH DAKOTA AREA HEALTH EDUCATION CENTER | NS014643 | 2011-07-14 | Active | Aberdeen |
| NORTHEAST SOUTH DAKOTA CHAPTER, OF VIETNAM VETERANS OF AMERICA, INC. | NS014666 | 2011-08-19 | Dissolved | — |
| NORTHEAST SOUTH DAKOTA COMMUNITY ACTION PROGRAM, INC. | NS000953 | 1966-03-28 | Active | SISSETON |
| NORTHEAST SOUTH DAKOTA ECONOMIC CORPORATION | NS006606 | 1978-10-30 | Active | SISSETON |
| Northeast South Dakota Family Violence Prevention Conference | NS272290 | 2024-04-15 | Active | Aberdeen |
| NORTHEAST SOUTH DAKOTA FINANCIAL CORPORATION | DB040085 | 1998-05-26 | Dissolved | MILBANK |
| NORTHEAST SOUTH DAKOTA HEAD START PROGRAM, INC. | NS008492 | 1987-03-18 | Active | ABERDEEN |
| NORTHEAST SOUTH DAKOTA PIPE SUPPLY, INC. | DB012712 | 1975-01-23 | Dissolved | — |
| NORTHEAST SOUTH DAKOTA PROPERTY DEVELOPMENT, INC. | DB026363 | 1987-05-08 | Inactive | — |
| NORTHEAST SOUTH DAKOTA SHEEP PRODUCERS | NS008461 | 1987-01-30 | Inactive | — |
| NORTHEAST SOUTH DAKOTA SPAY & NEUTER COALITION | NS015105 | 2013-04-16 | Dissolved | ABERDEEN |
| NORTHEAST STRUCTURAL STEEL, INC. | DB050358 | 2005-12-05 | Inactive | — |
| NORTHEAST TELEPHONE COMPANY | PU006962 | 1948-07-11 | Inactive | — |
| NORTHEAST TERMINAL, INC. | DB000691 | 1973-11-02 | Dissolved | — |
| Northeast Trailblazers, Inc. | NS319702 | 2026-02-02 | Active | Sisseton |
| Northeast trailer sales LLC | DL334402 | 2026-07-22 | Active | Sisseton |
| NORTHEAST UNITED EGG PRODUCERS | 19670000CP | 1967-05-23 | Active | — |
| NORTHEAST UNMET NEEDS, INC. | NS010992 | 1998-03-11 | Dissolved | Watertown |
| NORTHEAST WILDLIFE CLUB | NS000475 | 1962-02-27 | Inactive | — |
| NORTHEASTERN ACQUISITIONS GROUP, INC. | FB033361 | 2009-04-01 | Revoked | LOCKPORT |
| NORTHEASTERN DYE & CHEMICAL CORPORATION | 19450020D | 1945-12-03 | Suspended | — |
| NORTHEASTERN GRAPHIC SUPPLY, INC. | 19610122D | 1961-06-28 | Active | — |
| NORTHEASTERN LEASING & FINANCE CORP. | FB027572 | 2003-08-07 | Inactive | GRAND ISLAND |
| NORTHEASTERN LIVING CENTER, INC. | DB033920 | 1994-01-11 | Dissolved | — |
| NORTHEASTERN MENTAL HEALTH CENTER | NS000371 | 1955-10-28 | Active | ABERDEEN |
| NORTHEASTERN MENTAL HEALTH FOUNDATION | NS007593 | 1983-06-07 | Active | ABERDEEN |
| NORTHEASTERN SOUTH DAKOTA HEALTH PLAN | NS010046 | 1994-03-03 | Active | MILBANK |
| NORTHEASTERN SOUTH DAKOTA INVESTMENTS, LLC | DL023740 | 2011-02-09 | Dissolved | SIOUX FALLS |
| NORTHEASTERN SOUTH DAKOTA WALLEYE CLUB, INC. | NS010568 | 1996-05-10 | Active | ABERDEEN |
| NORTHEASTERN UNIVERSITY | FN011399 | 2013-06-20 | Inactive | BOSTON |
| NORTHEND FARMS, L.L.C. | DL005871 | 2003-05-16 | Inactive | — |
| Northern 1, LLC | DL039130 | 2014-06-09 | Active | SIOUX FALLS |
| Northern 2, LLC | DL039131 | 2014-06-09 | Active | SIOUX FALLS |
| Northern 3, LLC | DL044153 | 2015-06-26 | Active | SIOUX FALLS |
| Northern 4, LLC | DL044147 | 2015-06-26 | Active | SIOUX FALLS |
| Northern Advantage INC | DB316574 | 2025-12-28 | Active | Aberdeen |
| NORTHERN AERIAL SERVICES, INC. | DB022267 | 1983-03-30 | Dissolved | — |
| NORTHERN AG CAPITAL 1, LLC | FL254987 | 2023-07-19 | Active | FERGUS FALLS |
| NORTHERN AGRI-FUELS RESEARCH AND DEVELOPMENT, INC. | NS006565 | 1978-08-21 | Inactive | — |
| NORTHERN ALCOHOL & DRUG REFERRAL INFORMATION CENTER, INC. | NS005487 | 1974-01-23 | Dissolved | — |
| NORTHERN ALFALFA CORPORATION | DB022202 | 1983-03-09 | Inactive | — |
| NORTHERN AMUSEMENTS | 19570079D | 1957-04-18 | Active | — |
| NORTHERN ANALYTICAL LABORATORIES, INC. | FB028092 | 2004-01-08 | Revoked | BILLINGS |
| NORTHERN APARTMENTS HOLDINGS LLC | FL289745 | 2024-12-26 | Active | LAKE STEVENS |
| Northern Arapaho Tribal Industries Inc | DB293646 | 2025-02-19 | Dissolved | Woodland |
| NORTHERN AREA DAIRY PROMOTERS, INC. | NS008878 | 1989-01-06 | Dissolved | BATH |
| Northern Arizona Credit, Inc. | DB231838 | 2022-08-02 | Dissolved | Tea |
| Northern Basement Solutions LLC | DL039655 | 2014-07-23 | Dissolved | MADISON |
| NORTHERN BEEF PACKERS LIMITED PARTNERSHIP | DP001892 | 2008-04-16 | Inactive | — |
| NORTHERN BEEF PACKERS MANAGEMENT, LLC | DL013241 | 2007-02-20 | Dissolved | ABERDEEN |
| NORTHERN BEEF PACKERS, INC. | DB050177 | 2005-09-28 | Dissolved | — |
| Northern Berry Associates LLC | DL268445 | 2024-02-14 | Dissolved | Sioux Falls |
| Northern Bin LLC | DL199302 | 2021-03-23 | Active | Iowa Falls |
| NORTHERN BIO-CONSULTING LLC | DL044316 | 2015-07-10 | Dissolved | BROOKINGS |
| NORTHERN BLACK HILLS CHAPTER OF SOCIETY FOR THE PRESERVATION AND ENCOURAGEMENT OF BARBER SHOP QUARTET SIN | NS007549 | 1983-03-28 | Dissolved | SPEARFISH |
| NORTHERN BLACK HILLS CITIZEN ADVOCATE NEIGHBORS (C.A.N.), INC. | NS008252 | 1986-03-05 | Inactive | — |
| NORTHERN BLACK HILLS DEVELOPMENT CORPORATION | DB007226 | 1968-04-16 | Dissolved | — |
| NORTHERN BLACK HILLS FORAGE COUNCIL, INC. | NS008607 | 1987-10-26 | Inactive | — |
| Northern Black Hills Rotary Club | NS198269 | 2021-03-08 | Active | SPEARFISH |
| NORTHERN BLACK HILLS SKATE ASSOCIATION INC. | NS011300 | 1999-07-08 | Dissolved | — |
| NORTHERN BLACK HILLS SOCIETY FOR THE PRESERVATION OF THE PERFORMING ARTS | NS007652 | 1983-09-21 | Active | LEAD |
| NORTHERN BLACK HILLS ULTRALIGHT & EXPERIMENTAL AIRCRAFT ASSOCIATION | NS007555 | 1983-04-07 | Dissolved | SPEARFISH |
| Northern Blind Company, LLC. | DL256717 | 2023-08-15 | Dissolved | Sioux Falls |
| NORTHERN BLOWER, INC. | DB031762 | 1992-05-15 | Inactive | — |
| Northern Bluff LLC | DL297502 | 2025-04-08 | Active | Chicgo |
| Northern Border Guide Services l.l.c. | DL239488 | 2022-11-30 | Dissolved | Pollock |
| NORTHERN BORDER PIPELINE CORPORATION | FB007780 | 1981-06-15 | Inactive | PIERRE |
| NORTHERN BOTTLING CO. | FB020538 | 1997-09-25 | Active | MINOT |
| NORTHERN BULL RIDING TOUR, LLC | DL007488 | 2004-06-15 | Active | WHITE RIVER |
| NORTHERN CABINET DOOR, INC. | DB056510 | 2011-12-14 | Active | LENNOX |
| NORTHERN CAP MANUFACTURING CO. - SOUTH DAKOTA, INC. | FB018254 | 1995-09-21 | Inactive | MINNEAPOLIS |
| NORTHERN CAPITAL COMMERCIAL LINES, INC. | FB018122 | 1995-08-11 | Revoked | BLOOMINGTON |
| Northern Capital Equipment Sales LLC | DL183724 | 2020-06-27 | Dissolved | Watertown |