| Lafayette Parish School System, LA | LA | Government | 2 | |
| Lake Area Technical College | SD | Government | 2 | |
| Lakes Concrete Plus Inc | KS | Private | 2 | |
| Lance Fuemmeler | MO | Private | 2 | |
| Lane County Public Works | KS | Government | 2 | |
| Lantana, FL | FL | | 2 | |
| Lee Pearson | IL | | 2 | |
| LeFlore County, OK | OK | Government | 2 | |
| Lehigh-Northampton Airport Authority | PA | Government | 2 | |
| Lemo Autos - Harris County Area Towing/Impound, TX | TX | Private | 2 | 1 |
| Lexington County School District One, SC | SC | Government | 2 | |
| Lexington Police Department, TN | TN | Government | 2 | |
| Liquidity Services - AFE | FL | Private | 2 | |
| Liquidity Services – APM | NJ | Private | 2 | |
| Liquidity Services – Boei | CA | Private | 2 | 1 |
| Logan Contractors Supply - North Liberty | IA | | 2 | |
| Logan County Coop Power & Light Association INC | OH | Private | 2 | |
| Long Island Power Authority - PHH | NY | | 2 | |
| Longan Construction Inc. | OK | Private | 2 | |
| Lorain Police Department, OH | OH | Government | 2 | |
| Louisville, GA | GA | | 2 | |
| Love Towing, True Towing, UT | UT | Private | 2 | |
| Low Impact Excavators | MN | | 2 | |
| Lowcountry Regional Transportation Authority, SC | SC | Government | 2 | |
| Lower Merion School District | PA | Government | 2 | |
| Luehrs Ideal Rides | IL | Private | 2 | |
| Luis Diaz (orlando) | UT | Private | 2 | |
| Lynchburg Fleet Services, VA | VA | | 2 | |
| Macedonia Fire Rescue, AL | AL | Government | 2 | 1 |
| Main Electric LTD | CO | Private | 2 | |
| Manchester, NH | NH | | 2 | 1 |
| Marathon County Highway Department | WI | Government | 2 | |
| Maritime Administration | CA | Government | 2 | |
| Marshall County Fiscal Court, KY | KY | Government | 2 | |
| Marshall University, WV | WV | Government | 2 | |
| Maryville, TN | TN | | 2 | |
| Maury County, TN | TN | Government | 2 | |
| McFarland Unified School District, CA | CA | Government | 2 | |
| Mechanical Service Inc. | IL | Private | 2 | 2 |
| Meier Industries LLC | KS | Private | 2 | 5 |
| Merrillville Police Department, IN | IN | Government | 2 | |
| Metropolitan Airport Authority Of Peoria, IL | IL | Government | 2 | |
| MFA Ag | MO | | 2 | 1 |
| MFA Inc | MO | Private | 2 | 1 |
| Mid-States Materials | KS | | 2 | |
| Mid Tex Environmental Services, LLC | TX | Private | 2 | |
| Midwest Contractors, Inc | KS | Private | 2 | |
| Mike's Towing And Recovery - Shelbyville Area Impound/Towing, TN | TN | Private | 2 | |
| Miller Environmental Group | NJ +1 | | 2 | 2 |
| Missouri Department Of Transportation Southwest District, MO | MO | Government | 2 | 11 |
| Mitchell Technical College | SD | | 2 | |
| MJ Electric LLC - PHH | WI | Private | 2 | |
| MLC Ready Mix | MO | | 2 | |
| Modoc County Sheriffs Office | CA | Government | 2 | |
| Monterey Mechanical CO | CA | Private | 2 | |
| Mooresville Fire Department | IN | Government | 2 | |
| Morris Construction | MO | Private | 2 | |
| Morton Construction INC | OK | Private | 2 | |
| Mountain Truck & Equipment Co. | CO | Private | 2 | |
| Mt. Prospect Park District, IL | IL | Government | 2 | |