| DTDon-len Trophies, INC. | Spring Mount | PA | Nonmetallic Mineral Product Manufacturing327420 | — | ◇ UNVERIFIED |
| DIDubrook INC. | Dubois | PA | Nonmetallic Mineral Product Manufacturing327390 | — | ◇ UNVERIFIED |
| DCDymond's Concrete Products, INC. | Fayetteville | PA | Nonmetallic Mineral Product Manufacturing327390 | — | ◇ UNVERIFIED |
| EIEcumar INC | Middletown | PA | Nonmetallic Mineral Product Manufacturing327991 | — | ◇ UNVERIFIED |
| ESEldorado Stone, LLC | Greencastle | PA | Nonmetallic Mineral Product Manufacturing327390 | — | ◇ UNVERIFIED |
| EBEles Brothers Ready Mix Concrete | Monroeville | PA | Nonmetallic Mineral Product Manufacturing327320 | — | ◇ UNVERIFIED |
| ESElwood Staffing Services, INC. | Middletown | PA | Nonmetallic Mineral Product Manufacturing327331 | — | ◇ UNVERIFIED |
| EMEnvironmental Materials, LLC | Orwigsburg | PA | Nonmetallic Mineral Product Manufacturing327991 | — | ◇ UNVERIFIED |
| EPE P Henry Corporation | Parker Ford | PA | Nonmetallic Mineral Product Manufacturing327331 | — | ◇ UNVERIFIED |
| ECEssroc/nazareth Cement Plt 3 | Nazareth | PA | Nonmetallic Mineral Product Manufacturing327310 | — | ◇ UNVERIFIED |
| EIEternit, INC. | Reading | PA | Nonmetallic Mineral Product Manufacturing327390 | — | ◇ UNVERIFIED |
| EGEveryware Global | Monaca | PA | Nonmetallic Mineral Product Manufacturing327212 | — | ◇ UNVERIFIED |
| FFFed Fiberglass LLC | Fairless Hills | PA | Nonmetallic Mineral Product Manufacturing327993 | — | ◇ UNVERIFIED |
| FAfelt and fat llc | Philadelphia | PA | Nonmetallic Mineral Product Manufacturing327110 | — | ◇ UNVERIFIED |
| FSF&m Surfaces, INC. | Chambersburg | PA | Nonmetallic Mineral Product Manufacturing327991 | — | ◇ UNVERIFIED |
| FWFour Winds Concrete, INC. | Center Valley | PA | Nonmetallic Mineral Product Manufacturing327320 | — | ◇ UNVERIFIED |
| FTFuzion Technologies, INC. | Freeport | PA | Nonmetallic Mineral Product Manufacturing327124 | — | ◇ UNVERIFIED |
| GMGavco Materials, Inc. | New Stanton | PA | Nonmetallic Mineral Product Manufacturing327320 | — | ◇ UNVERIFIED |
| GMGavco Materials, Inc. | Carmichaels | PA | Nonmetallic Mineral Product Manufacturing327320 | — | ◇ UNVERIFIED |
| GLGd Loke Jr. Stone, INC. | New Milford | PA | Nonmetallic Mineral Product Manufacturing327991 | — | ◇ UNVERIFIED |
| GBGeorge Brown & Son Glass Works, INC. | York | PA | Nonmetallic Mineral Product Manufacturing327215 | — | ◇ UNVERIFIED |
| GMGlass Molders Pottery Plastics | Albion | PA | Nonmetallic Mineral Product Manufacturing327110 | — | ◇ UNVERIFIED |
| GTGolden Triangle Temp Concrete Batch Plt | Monessen | PA | Nonmetallic Mineral Product Manufacturing327390 | — | ◇ UNVERIFIED |
| GIGuardian Inds CORP | Lewistown | PA | Nonmetallic Mineral Product Manufacturing327215 | — | ◇ UNVERIFIED |
 Gulf Coast Wilbert INC. | Newtown | PA | Nonmetallic Mineral Product Manufacturing327991 | — | ◇ UNVERIFIED |
| HCHampton Concrete Products, INC. | Valencia | PA | Nonmetallic Mineral Product Manufacturing327390 | — | ◇ UNVERIFIED |
| HVHappy Valley Blended Products, LLC | Bellefonte | PA | Nonmetallic Mineral Product Manufacturing327390 | — | ◇ UNVERIFIED |
| HTHarmarville Temporary Batch Plant Project | Harmar, Township of | PA | Nonmetallic Mineral Product Manufacturing327390 | — | ◇ UNVERIFIED |
| HGHarrisburg Glass, LLC | Camp Hill | PA | Nonmetallic Mineral Product Manufacturing327211 | — | ◇ UNVERIFIED |
| HCHarsco CO Heckett Multiserv Plant 16 | Butler | PA | Nonmetallic Mineral Product Manufacturing327992 | — | ◇ UNVERIFIED |
| HMHarsco Metals Midland | Midland | PA | Nonmetallic Mineral Product Manufacturing327992 | — | ◇ UNVERIFIED |
| HMHarsco Metals/ Plt 53 | Koppel | PA | Nonmetallic Mineral Product Manufacturing327992 | — | ◇ UNVERIFIED |
| HMHeckett Multiserv Plant 18 a Harsco Company | Steelton | PA | Nonmetallic Mineral Product Manufacturing327992 | — | ◇ UNVERIFIED |
| HMHeidelberg Materials Ne Llc/rich Hill Quarry | Connellsville | PA | Nonmetallic Mineral Product Manufacturing327992 | — | ◇ UNVERIFIED |
| HMHeidelberg Materials US Cement Llc/nazareth | Nazareth | PA | Nonmetallic Mineral Product Manufacturing327310 | — | ◇ UNVERIFIED |
| HKHerb Kilmer & Sons Flagstone | Kingsley | PA | Nonmetallic Mineral Product Manufacturing327991 | — | ◇ UNVERIFIED |
| HWHickman Williams & Company | Etna | PA | Plastics and Rubber Products Manufacturing326192 | — | ◇ UNVERIFIED |
| HCHippo Concrete LLC | King of Prussia | PA | Nonmetallic Mineral Product Manufacturing327310 | — | ◇ UNVERIFIED |
| HGH&k Group, INC. | Birdsboro | PA | Nonmetallic Mineral Product Manufacturing327320 | — | ◇ UNVERIFIED |
| HCHowell Craft INC. | Elizabeth | PA | Nonmetallic Mineral Product Manufacturing327991 | — | ◇ UNVERIFIED |
| HIHpkd INC. | Pittsburgh | PA | Nonmetallic Mineral Product Manufacturing327390 | — | ◇ UNVERIFIED |
| HYH Y K Construction Co., INC. | Collegeville | PA | Nonmetallic Mineral Product Manufacturing327320 | — | ◇ UNVERIFIED |
| HCHyk Construction Co., INC. | Coopersburg | PA | Nonmetallic Mineral Product Manufacturing327320 | — | ◇ UNVERIFIED |
| ISInterstate Safety Service, Incorporated | Clarks Summit | PA | Nonmetallic Mineral Product Manufacturing327390 | — | ◇ UNVERIFIED |
| ICIsland Concrete | Duncannon | PA | Nonmetallic Mineral Product Manufacturing327320 | — | ◇ UNVERIFIED |
| JBJdn Block, INC | Lansdale | PA | Nonmetallic Mineral Product Manufacturing327320 | — | ◇ UNVERIFIED |
| JHJ & H Concrete CO. | Wilkes Barre | PA | Nonmetallic Mineral Product Manufacturing327320 | — | ◇ UNVERIFIED |
| JKJ.J. Kennedy, Inc. | Imperial | PA | Nonmetallic Mineral Product Manufacturing327320 | — | ◇ UNVERIFIED |
| JCJmm Concrete Designs LLC | Pittsburgh | PA | Nonmetallic Mineral Product Manufacturing327390 | — | ◇ UNVERIFIED |
| JDJohn D Shaffer | Latrobe | PA | Nonmetallic Mineral Product Manufacturing327390 | — | ◇ UNVERIFIED |
