| Linda Swineburg Investments, L.L.C. | — | LC0579801 | 2004-04-01 | Active | Osage Beach |
| Long Builders, L.L.C. | — | LC0679341 | 2005-08-15 | Active | Osage Beach |
| M & J Heating & Cooling, LLC | — | LC0965159 | 2009-04-29 | Active | Osage Beach |
| M & S Docks, L.L.C. | — | LC0606289 | 2004-08-24 | Active | Osage Beach |
| MARR/ELLIOTT & ASSOCIATES, LLC | — | LC014475785 | 2023-07-05 | Active | Osage Beach |
| MD ED Investments, LLC | — | LC001443247 | 2015-04-14 | Active | Osage Beach |
| MIDSTATES INTEGRITY GROUP, LLC | — | LC014564997 | 2024-07-23 | Active | Osage Beach |
| MILLER COUNTY TITLE COMPANY, LLC | — | LC1739200 | 2020-09-25 | Active | OSAGE BEACH |
| MOESER REAL ESTATE INVESTMENT CO., L.L.C. | — | LC0042745 | 2000-09-12 | Active | Osage Beach |
| MORAZ, LLC | — | LC001481011 | 2016-02-25 | Active | Osage Beach |
| MRJR Development, L.L.C. | — | LC0668078 | 2005-06-21 | Active | Osage Beach |
| MULE CONSTRUCTION, INC | — | 001652952 | 2025-10-15 | Active | Osage Beach |
| MURRAY 'S LAKE OZARK CONSTRUCTION, INC | — | CC001412239 | 2026-08-03 | Active | Osage Beach |
| MURRAY CAPITAL, LLC | — | LC1737021 | 2020-10-13 | Active | Osage Beach |
| Macks Creek Horse & Cattle Company, LLC | — | LC014406741 | 2022-09-19 | Active | Osage Beach |
| Macurdon Development Co., L.L.C. | — | LC0662021 | 2005-05-23 | Active | Osage Beach |
| Mad Duck Marine Systems, LLC | — | LC1243749 | 2012-07-23 | Active | Osage Beach |
| Magic Dragon Pipes and Drums, Inc. | — | N01238770 | 2012-06-29 | Active | Osage Beach |
| Mainstreet Asphalt Maintenance, LLC | — | LC0803150 | 2007-03-14 | Active | Osage Beach |
| Mallard Farms, L.L.C. | — | LC0684546 | 2005-09-07 | Active | Osage Beach |
| Mardi Gras Pub Crawl, Inc. | — | N00785242 | 2006-12-22 | Dissolved | Osage Beach |
| Marina Property, LLC | — | LC1255152 | 2012-09-11 | Canceled | Osage Beach |
| Marine Concepts Service, LLC | — | LC001670579 | 2019-10-01 | Active | Osage Beach |
| Mel's Real Estate Investment, LLC | — | LC1283669 | 2013-01-16 | Active | Osage Beach |
| Method Cleaning, LLC | — | LC014340977 | 2021-12-13 | Active | Osage Beach |
| Mid American Docks II, LLC | — | LC1098454 | 2010-11-11 | Active | Osage Beach |
| Mid Missouri Finance & Insurance, L.L.C. | — | LC0748241 | 2006-06-28 | Active | Osage Beach |
| Mid-MO Auction Group, LLC | — | LC1787263 | 2021-05-13 | Active | Osage Beach |
| Mid-Mo Health & Safety Training, LLC | — | LC001434952 | 2015-02-09 | Active | Osage Beach |
| Mid-State Concrete Pumping, L.L.C. | — | LC0548908 | 2003-10-14 | Active | Osage Beach |
| Midatlantic Sales, LLC | — | LC001611468 | 2018-09-27 | Active | Osage Beach |
| Midwest Hotel & Lodging, LLC | — | LC0878661 | 2008-03-05 | Active | Osage Beach |
| Mike Bleile, LLC | — | LC0705465 | 2005-12-27 | Active | Osage Beach |
| Mill Street Developments, L.L.C. | — | LC0808763 | 2007-04-02 | Active | Osage Beach |
| Miller County Regional Stockyards, L.L.C. | — | LC0631486 | 2005-01-06 | Active | Osage Beach |
| Mirage Development, LLC | — | LC0718112 | 2006-02-17 | Active | Osage Beach |
| Missouri Athletic Training Center, Inc. | — | N01005019 | 2009-10-16 | Dissolved | Osage Beach |
| Morgan County Investments, LLC | — | LC001525218 | 2017-02-09 | Active | Osage Beach |
| Morning View Investments, LLC | — | LC1226117 | 2012-05-08 | Active | Osage Beach |
| Mudd Brothers Custom Exteriors, Inc. | — | 001372077 | 2017-08-21 | Dissolved | Osage Beach |
| Murray + Canvas, LLC | — | LC001699237 | 2020-04-10 | Active | Osage Beach |
| Murray Global Trucking, LLC | — | LC001699239 | 2020-04-10 | Active | Osage Beach |
| NANCY'S CARPET OUTLET, L.L.C. | — | LC0043594 | 2000-10-06 | Active | Osage Beach |
| NEWILL DEVELOPMENT COMPANY, L.L.C. | — | LC0026065 | 1999-02-24 | Active | Osage Beach |
| Nautical Racing Group, LLC | — | LC1107438 | 2010-12-28 | Active | Osage Beach |
| Neu-Sol Development, LLC | — | LC001480531 | 2016-02-22 | Active | Osage Beach |
| New Beginnings Flooring Co., LLC | — | LC0760425 | 2006-08-25 | Active | Osage Beach |
| Newman Storage & Warehouse, LLC | — | LC001549032 | 2017-07-27 | Active | Osage Beach |
| Next Man Up, Inc. | — | N001687087 | 2021-10-06 | Dissolved | Osage Beach |
| Niangua Investments, LLC | — | LC001649876 | 2019-05-24 | Active | Osage Beach |