| 1 | Ecw Landfill Corp. | Ponce | Hazardous Waste | 8.3M lbs | 2 |
| 2 | Aes Puerto Rico LP | Guayama | Electric Utilities | 6.5M lbs | 25 |
| 3 | Prepa - Aguirre Power Generati on Complex | Aguirre | Electric Utilities | 1.5M lbs | 12 |
| 4 | Viatris Pharmaceuticals LLC | Barceloneta | Chemicals | 1.2M lbs | 9 |
| 5 | Sartorius Stedim Filters Inc | Yauco | Machinery | 1.2M lbs | 1 |
| 6 | Ecoelectrica LP | Penuelas | Electric Utilities | 1.0M lbs | 1 |
| 7 | Fmc Agricultural Caribe Industries Ltd | Manati | Chemicals | 991.1K lbs | 12 |
| 8 | Prepa-South Coast Power Plant | Guayanilla | Electric Utilities | 681.4K lbs | 8 |
| 9 | Prepa - Palo Seco Steam Plant | Toa Baja | Electric Utilities | 658.5K lbs | 5 |
| 10 | Prepa - San Juan Steam Plant | Puerto Nuevo | Electric Utilities | 436.1K lbs | 9 |
| 11 | Caribbean Can Manufacturing Co LLC | Cidra | Fabricated Metals | 422.5K lbs | 2 |
| 12 | Celanese Microcircuits Industries Ltd. | Manati | Primary Metals | 343.3K lbs | 7 |
| 13 | Olein Recovery Corp: (refinery Plant) | Yabucoa | Petroleum | 183.9K lbs | 3 |
| 14 | Eaton Intelligent Power Ltd | Las Piedras | Electrical Equipment | 178.3K lbs | 5 |
| 15 | Lanco Manufacturing Corp | San Lorenzo | Chemicals | 146.1K lbs | 11 |
| 16 | Lilly del Caribe Inc Carolin A | Carolina | Chemicals | 144.3K lbs | 5 |
| 17 | Baxter Healthcare of Puerto Rico LLC | Guayama | Chemicals | 115.7K lbs | 5 |
| 18 | Combe Products Inc. | Naguabo | Chemicals | 114.0K lbs | 1 |
| 19 | Argos Puerto Rico Corp. | Dorado | Other | 113.7K lbs | 8 |
| 20 | Idi Caribe Inc | Salinas | Chemicals | 63.8K lbs | 2 |
| 21 | Buckeye Caribbean Terminals LLC (former Scyi) | Yabucoa | Petroleum Bulk Terminals | 63.7K lbs | 11 |
| 22 | Best Petroleum Corp Bulk Terminal | Guaynabo | Petroleum Bulk Terminals | 55.8K lbs | 11 |
| 23 | Suiza Dairy Corp | San Juan | Food | 55.5K lbs | 3 |
| 24 | Pan Pepin | Bayamon | Food | 53.7K lbs | 1 |
| 25 | Industrial C&s of Pr LLC Arecibo Plant | Arecibo | Fabricated Metals | 52.7K lbs | 3 |
| 26 | Compania Cervecera de Puerto Rico Inc. | Mayaguez | Beverages | 52.7K lbs | 2 |
| 27 | Suiza Dairy Corp | Aguadilla | Food | 52.0K lbs | 2 |
| 28 | Peerless Oil & Chemicals Inc. | Penuelas | Petroleum Bulk Terminals | 47.9K lbs | 12 |
| 29 | Eaton Intelligent Power Ltd | Arecibo | Electrical Equipment | 44.1K lbs | 6 |
| 30 | Olein Recovery Corp 2 | Yabucoa | Petroleum | 40.8K lbs | 2 |
| 31 | Thermo Fisher Scientific Inc. | Manati | Chemicals | 38.2K lbs | 3 |
| 32 | Coopervision Manufacturing Puerto Rico LLC | Juana Diaz | Miscellaneous Manufacturing | 35.9K lbs | 1 |
| 33 | Pan American Grain Manufacturing | Guaynabo | Food | 35.2K lbs | 1 |
| 34 | Puerto Rico Energy LLC - Bayamon Terminal | Bayamon | Petroleum Bulk Terminals | 34.9K lbs | 11 |
| 35 | Pall Life Sciences Puerto Rico LLC | Fajardo | Miscellaneous Manufacturing | 33.5K lbs | 1 |
| 36 | Congar International Corp | Cayey | Tobacco | 30.6K lbs | 1 |
| 37 | US Army National Guard Camp Santiago Training Center-Ranges | Salinas | Other | 28.4K lbs | 1 |
| 38 | Super Asphalt Guaynabo Plant | Guaynabo | Petroleum | 27.7K lbs | 1 |
| 39 | Island Can Carribean Inc | Bayamon | Fabricated Metals | 26.4K lbs | 2 |
| 40 | Puerto Rico Energy LLC - Guaynabo 2 Terminal | Guaynabo | Petroleum Bulk Terminals | 26.2K lbs | 13 |
| 41 | Hubbell Caribe Ltd | Vega Baja | Electrical Equipment | 20.8K lbs | 7 |
| 42 | Island Litho Corp. | Bayamon | Fabricated Metals | 20.6K lbs | 3 |
| 43 | Harris Paints Corp. | Bayamon | Chemicals | 13.7K lbs | 10 |
| 44 | Super Asphalt Canovanas Plant | Canovanas | Petroleum | 12.3K lbs | 1 |
| 45 | To-Ricos Ltd | Aibonito | Food | 11.8K lbs | 2 |
| 46 | Bard Shannon Ltd | Humacao | Miscellaneous Manufacturing | 10.0K lbs | 1 |
| 47 | Planta Hatillo | Hatillo | Petroleum | 9.4K lbs | 1 |
| 48 | Aspen Surgical Pr Corp | Las Piedras | Miscellaneous Manufacturing | 9.2K lbs | 2 |
| 49 | Asphalt Solutions Toa Alta | Toa Alta | Petroleum | 9.0K lbs | 1 |
| 50 | Total Guaynabo Bulk Terminal | Guaynabo | Petroleum Bulk Terminals | 7.8K lbs | 10 |
| 51 | Abbvie Ltd | Barceloneta | Chemicals | 6.1K lbs | 5 |
| 52 | Edwards Lifesciences Technology Sarl | Anasco | Miscellaneous Manufacturing | 6.0K lbs | 2 |
| 53 | Caribe Metallurgical | Bayamon | Fabricated Metals | 4.4K lbs | 1 |
| 54 | Fenwal International Inc | San German | Miscellaneous Manufacturing | 2.8K lbs | 3 |
| 55 | Hindustan Platinum Pr LLC | Humacao | Electrical Equipment | 2.6K lbs | 2 |
| 56 | Tallaboa Puerto Rico LLC | Penuelas | Petroleum | 2.6K lbs | 1 |
| 57 | Hamilton Sundstrand de Puerto Rico Inc. | Santa Isabel | Transportation Equipment | 2.5K lbs | 4 |
| 58 | Petroleum Products Supply LLC | Guaynabo | Petroleum | 2.3K lbs | 1 |
| 59 | Medtronic Puerto Rico Operations Co. | Humacao | Computers and Electronic Products | 2.3K lbs | 1 |
| 60 | Steri-Tech Inc. | Salinas | Miscellaneous Manufacturing | 2.2K lbs | 1 |
| 61 | Super Asphalt Salinas Plant | Salinas | Petroleum | 2.1K lbs | 1 |
| 62 | Planta Penuelas | Penuelas | Petroleum | 2.0K lbs | 1 |
| 63 | Amgen Manufacturing Ltd LLC | Juncos | Chemicals | 1.6K lbs | 1 |
| 64 | Abb Installation Products Caribe LLC | Vega Baja | Electrical Equipment | 1.6K lbs | 4 |
| 65 | Danosa Caribbean Inc | Bayamon | Petroleum | 1.2K lbs | 1 |
| 66 | Prepa-Cambalache Combustion Turbine Plant | Arecibo | Electric Utilities | 1.1K lbs | 2 |
| 67 | Coast Guard Exchenge (cgx) | Aguadilla | Other | 828 lbs | 10 |
| 68 | Basf Agricultural Products de Puerto Rico | Manati | Chemicals | 689 lbs | 2 |
| 69 | Bacardi Corp | Catano | Beverages | 658 lbs | 5 |
| 70 | Aviation Fuel Termnal | Carolina | Petroleum Bulk Terminals | 542 lbs | 6 |
| 71 | Mayaguez Gas Turbines Power Plant | Mayaguez | Electric Utilities | 502 lbs | 2 |
| 72 | Puerto Rico Energy LLC Fuel Depot | Carolina | Petroleum Bulk Terminals | 379 lbs | 1 |
| 73 | Caribbean Refrescos Inc. | Cidra | Food | 298 lbs | 3 |
| 74 | McNeil Healthcare LLC | Las Piedras | Chemicals | 287 lbs | 1 |
| 75 | Thermo King Puerto Rico Manufactura Inc. | Arecibo | Machinery | 268 lbs | 6 |
| 76 | Hp International Trading Bv (puerto Rico Branch) LLC | Aguadilla | Chemicals | 263 lbs | 1 |
| 77 | Mays Chemical Co of Pr DBA Mays Ochoa | Catano | Chemical Wholesalers | 248 lbs | 6 |
| 78 | Pepsico Caribbean Inc | Barceloneta | Food | 204 lbs | 2 |
| 79 | Prepa-Yabucoa Gas Turbines Pow Er Plant | Humacao | Electric Utilities | 187 lbs | 2 |
| 80 | Eaton Intelligent Power Ltd. | Coamo | Electrical Equipment | 176 lbs | 1 |
| 81 | Prepa-Daguao Gas Turbines Power Plant | Ceiba | Electric Utilities | 118 lbs | 2 |
| 82 | Prepa-Jobos Gas Turbines Power Plant | Guayama | Electric Utilities | 98 lbs | 2 |
| 83 | Baxter Healthcare of Puerto Rico | Aibonito | Miscellaneous Manufacturing | 91 lbs | 1 |
| 84 | Quality Electroplating Corp | Caguas | Fabricated Metals | 75 lbs | 4 |
| 85 | Teva Puerto Rico LLC | Fajardo | Chemicals | 69 lbs | 1 |
| 86 | Baxter Healthcare of Puerto Rico LLC | Jayuya | Chemicals | 50 lbs | 1 |
| 87 | Zimmer Manufacturing B.v. | Mercedita | Miscellaneous Manufacturing | 50 lbs | 2 |
| 88 | Fenwal International Inc | Maricao | Chemicals | 37 lbs | 1 |
| 89 | Clorox Manufacturing Co of Puerto R Ico Inc. | Caguas | Chemicals | 31 lbs | 1 |
| 90 | Century Packing Corp | Las Piedras | Food | 28 lbs | 1 |
| 91 | Boehringer Ingelheim Animal Health Puerto Rico LLC | Barceloneta | Chemicals | 20 lbs | 1 |
| 92 | Max Chemical Inc | Rio Piedras | Chemicals | 20 lbs | 5 |
| 93 | Industrial C&s of Pr LLC | Vega Alta | Electrical Equipment | 20 lbs | 2 |
| 94 | Imcd Puerto Rico Inc | Caguas | Chemical Wholesalers | 20 lbs | 7 |
| 95 | Curtis Instruments (pr) Inc | Carolina | Computers and Electronic Products | 19 lbs | 1 |
| 96 | Prepa-Vega Baja Gas Turbines Power Plant | Vega Baja | Electric Utilities | 10 lbs | 2 |
| 97 | Molinos de Puerto Rico | Guaynabo | Other | 10 lbs | 1 |
| 98 | Original Footwear LLC | Arecibo | Leather | 10 lbs | 2 |
| 99 | Lutron Sm Inc | Humacao | Electrical Equipment | 9 lbs | 2 |
| 100 | US Dod Usaf Puerto Rico Ang | Carolina | Other | 8 lbs | 2 |
| 101 | Eaton Corp | Canovanas | Electrical Equipment | 5 lbs | 1 |
| 102 | Water Treatment Specialist Inc | Catano | Chemicals | 2 lbs | 1 |
| 103 | Westrock-Puerto Rico Inc | Guaynabo | Paper | 0 lbs | 2 |
| 104 | Seamless Textiles | Humacao | Textiles | 0 lbs | 2 |
| 105 | Adm Alliance Nutrition of Puerto Rico LLC | Barceloneta | Food | 0 lbs | 3 |
| 106 | Puerto Rico Wood Treating | Carolina | Wood Products | 0 lbs | 3 |
| 107 | Adm Alliance Nutrition of Pr LLC | Hatillo | Food | 0 lbs | 3 |
| 108 | Master Paints & Chemicals Corp | Guayanilla | Chemicals | 0 lbs | 4 |
| 109 | Southern Wood Treating Inc | Guayanilla | Wood Products | 0 lbs | 1 |
| 110 | Bristol-Myers Squibb Manufacturing Co Unlimited Co | Humacao | Chemicals | 0 lbs | 5 |
| 111 | Janssen Ortho LLC | Manati | Chemicals | 0 lbs | 1 |
| 112 | Customed | Fajardo | Miscellaneous Manufacturing | 0 lbs | 1 |
| 113 | Henkel Puerto Rico Inc | Sabana Grande | Chemicals | 0 lbs | 4 |
| 114 | Boricua Wood Processing Inc. | Toa Baja | Wood Products | 0 lbs | 3 |
| 115 | To-Ricos Ltd Las Piedras Feed Mill | Las Piedras | Food | 0 lbs | 1 |
| 116 | Laser Product Inc | Juncos | Chemicals | 0 lbs | 1 |
| 117 | Indulac | Hato Rey | Food | 0 lbs | 1 |
| 118 | Bristol-Myers Squibb Holdings Pharma Ltd Liability Co | Manati | Chemicals | 0 lbs | 5 |
| 119 | Ponce Can | Ponce | Fabricated Metals | 0 lbs | 3 |
| 120 | Gulf Treating Corp | Puerto Nuevo | Wood Products | 0 lbs | 1 |
| 121 | Arroyo Manufacturing Inc. | Arroyo | Fabricated Metals | 0 lbs | 1 |