| GOGlenn O Hawbaker/canton Aggregate Plt 21 | Canton | PA | Nonmetallic Mineral Product Manufacturing327992 | — | ◇ UNVERIFIED |
| GOGlenn O Hawbaker/greens Landing Asphalt Plt 24 | Milan | PA | Petroleum and Coal Products Manufacturing324121 | — | ◇ UNVERIFIED |
| GOGlenn O Hawbaker Inc/harrisville Asphalt Plt | Grove City | PA | Petroleum and Coal Products Manufacturing324121 | — | ◇ UNVERIFIED |
| GOGlenn O Hawbaker Mill Hall Asphalt Plt | Mill Hall | PA | Petroleum and Coal Products Manufacturing324121 | — | ◇ UNVERIFIED |
| GOGlenn O Hawbaker Pleasant Gap Shop | Bellefonte | PA | Petroleum and Coal Products Manufacturing324121 | — | ◇ UNVERIFIED |
| GOGlenn O Hawbaker Plt 24 & 38 Greens Landing Fac | Milan | PA | Petroleum and Coal Products Manufacturing324121 | — | ◇ UNVERIFIED |
| GRGlen Raven Custom Fabrics Llc/sunbury Plt | Sunbury | PA | Textile Mills313210 | — | ◇ UNVERIFIED |
| GFGlenshaw Fac | Glenshaw | PA | Machinery Manufacturing333242 | — | ◇ UNVERIFIED |
| GCGlidden CO (dba Ici Paints) | Reading | PA | Chemical Manufacturing325510 | — | ◇ UNVERIFIED |
 Global Affinity | Bristol | PA | Fabricated Metal Product Manufacturing332312 | — | ◇ UNVERIFIED |
| GMGlobal Metalform/davis St Plt | Scranton | PA | Fabricated Metal Product Manufacturing332111 | — | ◇ UNVERIFIED |
| GPGm Pittsburgh Metal Stamping Plant | West Mifflin | PA | Fabricated Metal Product Manufacturing332119 | — | ◇ UNVERIFIED |
| GMGold Mills Knitting Plt | Pine Grove | PA | Textile Mills313210 | — | ◇ UNVERIFIED |
| GPGood's Potato Chips | Adamstown | PA | Food Manufacturing311919 | — | ◇ UNVERIFIED |
| GTGordon Term Svc | Mckees Rocks | PA | Petroleum and Coal Products Manufacturing324191 | — | ◇ UNVERIFIED |
| GDGourmets Delight Mushroom Co/avondale | Avondale | PA | Food Manufacturing311421 | — | ◇ UNVERIFIED |
| GBGraffius Burial Vault Mfg Plt | Sinking Spring | PA | Nonmetallic Mineral Product Manufacturing327390 | — | ◇ UNVERIFIED |
| GMGraham Machinery Group | York | PA | Machinery Manufacturing333248 | — | ◇ UNVERIFIED |
| GPGraham Packaging Company LP | York | PA | Plastics and Rubber Products Manufacturing326160 | — | ◇ UNVERIFIED |
| GPGraham Pkg Emig Rd Plt | York | PA | Plastics and Rubber Products Manufacturing326112 | — | ◇ UNVERIFIED |
| GVGrand Valley Mfg CO | Titusville | PA | Fabricated Metal Product Manufacturing332710 | — | ◇ UNVERIFIED |
| GBGrannas Bros Stone & Asphalt Co/hollidaysburg Plt | Hollidaysburg | PA | Petroleum and Coal Products Manufacturing324121 | — | ◇ UNVERIFIED |
| GAGraphic Arts INC. | Philadelphia | PA | Printing and Related Support Activities323110 | — | ◇ UNVERIFIED |
| GIGrimm Ind | Fairview | PA | Plastics and Rubber Products Manufacturing326199 | — | ◇ UNVERIFIED |
| GFGrowmark Fs, LLC | Lewistown | PA | Chemical Manufacturing325320 | — | ◇ UNVERIFIED |
| GFGrowmark Fs, LLC. | Bellefonte | PA | Chemical Manufacturing325314 | — | ◇ UNVERIFIED |
| GSG Seven LTD | Hatfield | PA | Furniture and Related Product Manufacturing337211 | — | ◇ UNVERIFIED |
| GFG&s Foods Llc/hanover | Hanover | PA | Food Manufacturing311919 | — | ◇ UNVERIFIED |
| GIGsm Industrial INC Ephrata Plant | Ephrata | PA | Fabricated Metal Product Manufacturing332312 | — | ◇ UNVERIFIED |
| GAGst Autoleather/fleetwood Plt | Fleetwood | PA | Food Manufacturing311990 | — | ◇ UNVERIFIED |
| GTG & T Industries INC. | Lancaster | PA | Chemical Manufacturing325211 | — | ◇ UNVERIFIED |
| GIGuardian Ind Corp/jefferson Hills | Clairton | PA | Nonmetallic Mineral Product Manufacturing327211 | — | ◇ UNVERIFIED |
| GEGunite Emi Plant | Erie | PA | Petroleum and Coal Products Manufacturing324191 | — | ◇ UNVERIFIED |
| GIGuyon Ind Inc/manheim | Manheim | PA | Furniture and Related Product Manufacturing337212 | — | ◇ UNVERIFIED |
| HCHaddon Craftsmen INC | Scranton | PA | Printing and Related Support Activities323121 | — | ◇ UNVERIFIED |
| HCHain Celestial Group | West Chester | PA | Food Manufacturing311412 | — | ◇ UNVERIFIED |
| HKHaines & Kibblehouse/locust Ridge Quarry | Pocono Lake | PA | Nonmetallic Mineral Product Manufacturing327999 | — | ◇ UNVERIFIED |
| HPHale Prod Inc/spring Mill Ave | Conshohocken | PA | Machinery Manufacturing333911 | — | ◇ UNVERIFIED |
| HPHaley Paint/conshohocken | Conshohocken | PA | Chemical Manufacturing325510 | — | ◇ UNVERIFIED |
| HEHalliburton Energy Svc/indiana Plt | Homer | PA | Nonmetallic Mineral Product Manufacturing327310 | — | ◇ UNVERIFIED |
| HEHammaker East - Chambersburg | Chambersburg | PA | Petroleum and Coal Products Manufacturing324121 | — | ◇ UNVERIFIED |
| HBHanes Brands INC | Tamaqua | PA | Apparel Manufacturing315120 | — | ◇ UNVERIFIED |
| HLHanover Lantern Inc/kindig Ln | Hanover | PA | Primary Metal Manufacturing331316 | — | ◇ UNVERIFIED |
| HAHanson Aggregates Bmc Sewickley Creek Plt | Sewickley | PA | Petroleum and Coal Products Manufacturing324121 | — | ◇ UNVERIFIED |
| HAHanson Aggregates Bmc/whitney Quarry | Latrobe | PA | Machinery Manufacturing333611 | — | ◇ UNVERIFIED |
| HAHanson Aggregates/ottsville Quarry Asphalt Plts | Ottsville | PA | Petroleum and Coal Products Manufacturing324121 | — | ◇ UNVERIFIED |
| HAHanson Aggregates/ Stroudsburg Hma Plant | Stroudsburg | PA | Petroleum and Coal Products Manufacturing324121 | — | ◇ UNVERIFIED |
| HRHanson Ready Mix INC | State College | PA | Nonmetallic Mineral Product Manufacturing327320 | — | ◇ UNVERIFIED |
| HPHarberts Products INC | Greencastle | PA | Fabricated Metal Product Manufacturing332999 | — | ◇ UNVERIFIED |
| HWHarbison Walker International-chlorinator | Claysburg | PA | Nonmetallic Mineral Product Manufacturing327120 | — | ◇ UNVERIFIED |
