Chemicals manufacturers in Pennsylvania
Pennsylvania has 608 chemicals establishments employing 42,919 people (Census, 2023), and EPA's ECHO database lists 607 active chemicals facilities in the state. By employment it is Pennsylvania's number 4 manufacturing industry, and Pennsylvania ranks number 6 among states for it.
- NAICS subsector
- 325
- Chemical Manufacturing
- Establishments
- 608
- Census 2023
- Employees
- 42,919
- Census 2023
- In EPA records
- 607
- With a page here
- 11
- Revised
- November 11, 2026
Chemicals factories with a page
| Facility | What it makes (NAICS) | City |
|---|---|---|
| Advansix Inc | All Other Basic Organic Chemical Manufacturing | Philadelphia |
| Arkema Inc/West Chester | Plastics Material and Resin Manufacturing | West Chester |
| BASF Corp | Other Basic Inorganic Chemical Manufacturing | Erie |
| BASF Corp | Plastics Material and Resin Manufacturing | Monaca |
| BASF Evans City Ops | Other Basic Inorganic Chemical Manufacturing | Evans City |
| Bethlehem Apparatus Co Inc | Other Basic Inorganic Chemical Manufacturing | Hellertown |
| Bvpv Styrenics LLC - Beaver Cnty | Plastics Material and Resin Manufacturing | Monaca |
| Cherokee Pharm LLC/Riverside Boro Plt | Medicinal and Botanical Manufacturing | Riverside |
| Merck West Point Building B50 | Pharmaceutical Preparation Manufacturing | Upper Gwynedd Township |
| Shell Chem Appalachia/Shell Polymers Monaca | Plastics Material and Resin Manufacturing | Monaca |
| Smithkline Beecham Pharmaceuticals Inc | Pharmaceutical Preparation Manufacturing | King of Prussia |
These are the Pennsylvania chemicals facilities that report to EPA's Toxics Release Inventory. The other 596 in EPA records don't have a page yet.
What these factories make
- Plastics Material and Resin Manufacturing (NAICS 325211): 4 facilities
- All Other Basic Organic Chemical Manufacturing (NAICS 325199): 3 facilities
- Petrochemical Manufacturing (NAICS 325110): 3 facilities
- Other Basic Inorganic Chemical Manufacturing (NAICS 325180): 3 facilities
- Pharmaceutical Preparation Manufacturing (NAICS 325412): 3 facilities
- Medicinal and Botanical Manufacturing (NAICS 325411): 2 facilities
- Biological Product (except Diagnostic) Manufacturing (NAICS 325414): 2 facilities
- Cyclic Crude, Intermediate, and Gum and Wood Chemical Manufacturing (NAICS 325194): 1 facility
- All Other Miscellaneous Chemical Product and Preparation Manufacturing (NAICS 325998): 1 facility
- Synthetic Rubber Manufacturing (NAICS 325212): 1 facility
Where they cluster
Cities with the most active chemicals facilities in EPA records: Philadelphia (44), Pittsburgh (31), Allentown (14), Bristol (13), Bethlehem (13).
Chemicals manufacturing across the US. Everything made in Pennsylvania.