| HRHawbaker Recycling Center Stormwater Pag-03 | State College | — | ◇ UNVERIFIED |
| HCHenry Co/kimberton Plt | Kimberton | — | ◇ UNVERIFIED |
| HMHighway Materials INC - Nazareth | Nazareth | — | ◇ UNVERIFIED |
| HIHoughton International INC | Norristown | — | ◇ UNVERIFIED |
| HBHri Brookville Asphalt Plt | Brookville | — | ◇ UNVERIFIED |
| HIHri Inc/brookville Hma Plt 109 | Brookville | — | ◇ UNVERIFIED |
| HIHri INC Johnstown Hma Plt | Johnstown | — | ◇ UNVERIFIED |
| ICIa Const Corp/starbrick Plt | Warren | — | ◇ UNVERIFIED |
| JMJoseph Mccormick Const/wesleyville | Erie | — | ◇ UNVERIFIED |
| KCKinder-morgan Company-indianola Refinery | Indianola | — | ◇ UNVERIFIED |
| LMLane Mckees Rock Asphalt Plt/mckees Rock | Mckees Rocks | — | ◇ UNVERIFIED |
| LPLindy Paving/conneaut Lake Asphalt Plt | Conneaut Lake | — | ◇ UNVERIFIED |
| LPLindy Paving/erie Asphalt Plt | Erie | — | ◇ UNVERIFIED |
| LPLindy Paving Homer City Plt | Homer City | — | ◇ UNVERIFIED |
| LPLindy Paving, INC. 200 Neville Terminal | Neville Island | — | ◇ UNVERIFIED |
| LPLindy Paving Inc/ Erie W 18th St Asphalt Plt | Erie | — | ◇ UNVERIFIED |
| LPLindy Paving Inc/koppel Fac | New Galilee | — | ◇ UNVERIFIED |
| LPLindy Paving Inc/new Kensington Plt | New Kensington | — | ◇ UNVERIFIED |
| LPLindy Paving - Plant 996 (4200 Neville) | Pittsburgh | — | ◇ UNVERIFIED |
| LPLindy Paving West Pittsburgh Plt | Wampum | — | ◇ UNVERIFIED |
| LPLindy Paving/wheelertown Asphalt Plt | Union City | — | ◇ UNVERIFIED |
| MAMarsh Asphalt Dravosburg Plt | Dravosburg | — | ◇ UNVERIFIED |
| MGMcdermitt Gettysburg Concrete & Blacktop Plts | Gettysburg | — | ◇ UNVERIFIED |
| MAMcminns Asphalt CO INC Mason Dixon Plt | Peach Bottom | — | ◇ UNVERIFIED |
| MLMeckleys Limestone Prod/beavertown Asphalt Plt | Middleburg | — | ◇ UNVERIFIED |
| MTMillcreek Twp/erie | Erie | — | ◇ UNVERIFIED |
| MAMillers Auto Sales & Service INC | Dillsburg | — | ◇ UNVERIFIED |
| NENew Enterprise Stone/clearfield Asphalt | Curwensville | — | ◇ UNVERIFIED |
| NENew Enterprise Stone & Lime CO - Chambersburg Blacktop Plant | Chambersburg | — | ◇ UNVERIFIED |
| NENew Enterprise Stone & Lime CO Inc/camp Hill Quarry (hempt) | Camp Hill | — | ◇ UNVERIFIED |
| NENew Enterprise Stone & Lime CO Inc/locust Point Quarry | Mechanicsburg | — | ◇ UNVERIFIED |
| NENew Enterprise Stone/roaring Spring | Roaring Spring | — | ◇ UNVERIFIED |
| NENew Enterprise Stone/somerset Blacktop Plt | Somerset | — | ◇ UNVERIFIED |
| NCNorth Central Processing | Jefferson Hills | — | ◇ UNVERIFIED |
| OCO Cross Paving/erie | Wattsburg | — | ◇ UNVERIFIED |
| PSPennsy Supply Inc/millard Asphalt | Annville | — | ◇ UNVERIFIED |
| PSPennsy Supply Inc/silver Spring Quarry | Mechanicsburg | — | ◇ UNVERIFIED |
| PSPennsy Supply INC - Summit Station Asphalt | Schuylkill Haven | — | ◇ UNVERIFIED |
| PSPennsy Supply Manheim Twp Asphalt Plt | Lancaster | — | ◇ UNVERIFIED |
| PSPennsy Supply Paxton St | Harrisburg | — | ◇ UNVERIFIED |
| PSPennsy Suppy Inc/paradise | Paradise | — | ◇ UNVERIFIED |
| PQPennzoil Quaker State | Rouseville | — | ◇ UNVERIFIED |
| PRPetroleum Recycling CORP | Philadelphia | — | ◇ UNVERIFIED |
| PCPetromax - Carnegie Plt | Carnegie | — | ◇ UNVERIFIED |
| PPPitt Penn Recycling LLC | Creighton | — | ◇ UNVERIFIED |
| PWP & W Excavating, INC. | Warfordsburg | — | ◇ UNVERIFIED |
| QSQuaker Sales Corp/johnstown Asphalt Plt | Johnstown | — | ◇ UNVERIFIED |
| QSQuaker Sales Corp/northern Cambria | Barnesboro | — | ◇ UNVERIFIED |
| QSQuaker Sales Corp/northern Cambria | Northern Cambria | — | ◇ UNVERIFIED |
| RERidge Energy CO INC | Clymer | — | ◇ UNVERIFIED |
