| Advanced Heat Treat Corp. | 1 | 1 | 9,584.00 |
| Beef Prods. Inc. | 1 | 2 | 18,250.00 |
| Bertch Cabinet Mfg., Inc. - Waterloo/Oasis Facility | 20 | 332 | 1,095,446.26 |
| Black Hawk County Sanitary Landfill | 39 | 138 | 28,197.46 |
| Eagle Ottawa Waterloo | 2 | 2 | 4,293.00 |
| Hydrite Chemical Co. | 1 | 2 | 970.00 |
| John Deere - Waterloo Works | 38 | 607 | 254,041.32 |
| John Deere Engine Works | 1 | 1 | 19,848.00 |
| John Deere Foundry - Waterloo | 19 | 1026 | 1,119,597.38 |
| John Deere Waterloo Works - Donald Street Site | 31 | 683 | 1,098,576.72 |
| Magellan Pipeline Co., Llc. - Waterloo | 12 | 115 | 644,173.40 |
| Metokote Corporation - Plant 24 | 6 | 13 | 55,536.17 |
| Midamerican Energy Co. - Electrifarm Turbines | 13 | 77 | 185,380.00 |
| Midamerican Energy Co. - Waterloo Lundquist Sta. | 12 | 260 | 26,484.05 |
| Northern Natural Gas Co. - Waterloo Compressor | 18 | 146 | 952,362.77 |
| Northland Prods. Co. | 1 | 2 | 10.00 |
| Omega Cabinets, Ltd. | 31 | 452 | 1,100,788.92 |
| Quality Mat Co., Inc. | 10 | 50 | 416,640.00 |
| Tyson Fresh Meats, Inc. - Waterloo | 7 | 284 | 154,705.73 |
