| America Online Incorporated | 6 | 17 | 31,816.23 |
| Bush Center For Intelligence (Cia) | 9 | 79 | 141,405.92 |
| Covanta Fairfax, Inc. | 9 | 54 | 4,033,956.76 |
| Crown Central Petroleum-Newington Terminal | 7 | 39 | 30,316.60 |
| Exxon Mobil Corporation | 8 | 24 | 157,367.09 |
| Fairfax County / Hidden Lane Landfill | 28 | 28 | 3,903.03 |
| Hallmark Iron Works | 1 | 2 | 28,600.00 |
| I-66 Lf | 28 | 28 | 32,801.06 |
| I-95 Energy Rrf (Fairfax) (Nti42226) | 29 | 90 | 108,549.58 |
| Inova Fairfax Hospital | 7 | 55 | 66,543.41 |
| Isomet Corp. | 1 | 2 | 0.00 |
| Master Print, Inc | 1 | 3 | 34,620.00 |
| Michigan Cogeneration Systems Inc | 6 | 12 | 635,180.00 |
| Motiva Enterprises Llc | 7 | 33 | 64,975.29 |
| Motiva Springfield Terminal | 7 | 19 | 95,140.49 |
| National Reconnaissance Office | 6 | 6 | 49,029.60 |
| Noman M Cole Jr Pollution Control Plant | 13 | 59 | 407,318.50 |
| Rainwater Concrete Debris Landfill | 28 | 28 | 135,763.60 |
| Science Applications International Corp. | 6 | 12 | 50,480.00 |
| Sicpa Securink Corp. | 1 | 1 | 250.00 |
| Superior Paving Corp - Centreville Plt | 5 | 10 | 110,836.49 |
| Us Army - Fort Belvoir | 8 | 123 | 171,253.51 |
| Us Army / Fort Belvoir Landfill | 28 | 28 | 5,056.47 |
| Vulcan Construction Materials, Lp | 1 | 6 | 31,061.51 |
| Washington Gas Light Company | 6 | 64 | 547,929.09 |
