| Detroit Edison/Monroe Power | 91 | 511 | 276,425,410.55 |
| Iko Monroe Inc | 46 | 57 | 77.00 |
| North Star Steel Co | 38 | 93 | 1,753,390.56 |
| Hickman Williams & Co | 36 | 42 | 168.54 |
| Visteon/Monroe Plant | 36 | 49 | 68,649.90 |
| Detroit Stoker Co | 35 | 43 | 15,267.79 |
| Rural Refuse Inc Site #1 | 28 | 28 | 2,051.99 |
| City Of Monroe Slf | 28 | 28 | 380.42 |
| Port Of Monroe Heckett En Lf | 28 | 28 | 380.42 |
| Raisinville Site #1 | 28 | 28 | 380.42 |
| Gerken Materials Inc | 26 | 27 | 19,032.84 |
| Spartan Steel Coating | 6 | 20 | 176,586.00 |
| Michigan Paving And Materials Co. | 4 | 14 | 31,287.00 |
| Advanced Heat Treat Corp | 2 | 3 | 12,288.00 |
| National Galvanizing L.P. | 1 | 2 | 1,000.00 |
| Finishers Unltd Monroe | 1 | 1 | 21,186.00 |
| Stoneco, Inc. - Denniston Quarry | 1 | 20 | 1.00 |
