Chemical manufacturers in Delaware
Delaware has 53 chemical makers in EPA records, facilities that list codes for basic, organic and specialty chemicals, resins and rubber. The most are in New Castle, Newark and Wilmington. That is under 1% of the 8,779 such facilities nationwide, and Delaware ranks #37 of 51 states.
- Product
- Chemical manufacturers
- Facilities
- 53
- State rank
- #37
- NAICS
- 325110 and 15 related codes
- Revised
- November 1, 2026
Facilities in Delaware
These are active facilities in EPA's ECHO database that list a code for basic, organic and specialty chemicals, resins and rubber. The 40 shown first are the ones with the most EPA program records, which usually means the larger sites.
| Facility | City | What EPA lists |
|---|---|---|
| Croda Inc | New Castle | Petrochemical Manufacturing |
| E I Dupont de Nemours - Experimental Station | New Castle | Plastics Material and Resin Manufacturing |
| FMC Corporation | Newark | All Other Basic Organic Chemical Manufacturing |
| Chemours - Edge Moor Plant | Wilmington | Synthetic Dye and Pigment Manufacturing |
| Formosa Plastics Corporation | Delaware City | Plastics Material and Resin Manufacturing |
| Occidental Chemical Corp | New Castle | Other Basic Inorganic Chemical Manufacturing |
| Kuehne Chemical Company Inc | New Castle | Other Basic Inorganic Chemical Manufacturing |
| BASF Colors And Effects USA, LLC | Newport | Petrochemical Manufacturing |
| Dupont Electronic Materials Cmp, LLC | Newark | Plastics Material and Resin Manufacturing |
| Nexpera - Red Lion Plant | New Castle | Other Basic Inorganic Chemical Manufacturing |
| Invista S.a.r.l. Seaford Plant | Seaford | Plastics Material and Resin Manufacturing |
| Ashland Specialty Ingredients G.p. | Wilmington | Plastics Material and Resin Manufacturing |
| General Chemical Corporation (Closed) | Claymont | Other Basic Inorganic Chemical Manufacturing |
| Medal L.P., Air Liquide | Newport | Artificial and Synthetic Fibers and Filaments Manufacturing |
| Agilent Techs Inc Newport Site | Newport | Photographic Film, Paper, Plate, Chemical, and Copy Toner Manufacturing |
| American Air Liquide-Glasgow | Newark | Industrial Gas Manufacturing |
| Boc Gases | Claymont | Industrial Gas Manufacturing |
| Fuji | New Castle | All Other Basic Organic Chemical Manufacturing |
| Orient Corporation Of America | Seaford | Synthetic Dye and Pigment Manufacturing |
| Advanced Material Technology | Wilmington | All Other Basic Organic Chemical Manufacturing |
| Air Products New Castle De H2 Plant | Delaware City | Industrial Gas Manufacturing |
| Akzo Chemicals Inc. | Delaware City | Petrochemical Manufacturing |
| Awsm Solutions Delaware, LLC | Bear | Pesticide and Other Agricultural Chemical Manufacturing |
| Polymer Technologies, Inc. | Newark | Plastics Material and Resin Manufacturing |
| Standard Chlorine Of Delaware, Inc. Superfund Site | New Castle | Petrochemical Manufacturing |
| Sun Chemical | Newport | Petrochemical Manufacturing |
| Versogen-1603 | Wilmington | Plastics Material and Resin Manufacturing |
| Air Products & Chemicals Inc Delaware City | New Castle | Industrial Gas Manufacturing |
| Air Products & Chemicals, Inc. H2 Smr Plant At Delaware City Refining Company | Delaware City | Industrial Gas Manufacturing |
| Bpack Manufacturing, Inc. | Newport | All Other Miscellaneous Chemical Product and Preparation Manufacturing |
| Bridgestone/firestone Tire Store - 3920 Concord Pike, Talleyville | Talleyville | Synthetic Rubber Manufacturing |
| Cermet Materials Inc | Wilmington | All Other Miscellaneous Chemical Product and Preparation Manufacturing |
| Danisco USA Inc. - Newark | Newark | All Other Basic Organic Chemical Manufacturing |
| Delrin Experimental Station | Wilmington | Plastics Material and Resin Manufacturing |
| Dupont Electronic Materials Cmp, Llc-Building 8 | Newark | Custom Compounding of Purchased Resins |
| Essential Minerals LLC - Lambson Plant | New Castle | Other Basic Inorganic Chemical Manufacturing |
| Ffi Ionix | Dover | Industrial Gas Manufacturing |
| Firestone Store New Castle | New Castle | Plastics Material and Resin Manufacturing |
| GE Energy (USA) LLC | Newark | Custom Compounding of Purchased Resins |
| Honeywell Delaware Plant | Claymont | Other Basic Inorganic Chemical Manufacturing |
Industry codes are reported by facilities to EPA programs and are not checked here. A few listings may be repair shops, distributors or recyclers. How these records work.
Where they are
- New Castle: 12
- Newark: 11
- Wilmington: 9
- Delaware City: 5
- Newport: 5
- Claymont: 4
By product code
- Plastics Material and Resin Manufacturing (NAICS 325211): 9 of those shown
- Industrial Gas Manufacturing (NAICS 325120): 6 of those shown
- Other Basic Inorganic Chemical Manufacturing (NAICS 325180): 6 of those shown
- Petrochemical Manufacturing (NAICS 325110): 5 of those shown
- All Other Basic Organic Chemical Manufacturing (NAICS 325199): 4 of those shown
- Synthetic Dye and Pigment Manufacturing (NAICS 325130): 2 of those shown
- Custom Compounding of Purchased Resins (NAICS 325991): 2 of those shown
- All Other Miscellaneous Chemical Product and Preparation Manufacturing (NAICS 325998): 2 of those shown
- Synthetic Rubber Manufacturing (NAICS 325212): 1 of those shown
- Artificial and Synthetic Fibers and Filaments Manufacturing (NAICS 325220): 1 of those shown
- Pesticide and Other Agricultural Chemical Manufacturing (NAICS 325320): 1 of those shown
- Photographic Film, Paper, Plate, Chemical, and Copy Toner Manufacturing (NAICS 325992): 1 of those shown
All chemicals manufacturing in Delaware: 73 facilities and Census job counts.