Petroleum and coal products manufacturers in Connecticut
Connecticut has 24 petroleum and coal products establishments employing 174 people (Census, 2023), and EPA's ECHO database lists 54 active petroleum and coal products facilities in the state. By employment it is Connecticut's number 19 manufacturing industry, and Connecticut ranks number 42 among states for it.
- NAICS subsector
- 324
- Petroleum and Coal Products Manufacturing
- Establishments
- 24
- Census 2023
- Employees
- 174
- Census 2023
- In EPA records
- 54
- With a page here
- 1
- Revised
- November 11, 2026
Petroleum and coal products factories with a page
| Facility | What it makes (NAICS) | City |
|---|---|---|
| Firestone Building Products-Bristol | Asphalt Shingle and Coating Materials Manufacturing | Bristol |
These are the Connecticut petroleum and coal products facilities that report to EPA's Toxics Release Inventory. The other 53 in EPA records don't have a page yet.
What these factories make
- Asphalt Shingle and Coating Materials Manufacturing (NAICS 324122): 1 facility
Where they cluster
Cities with the most active petroleum and coal products facilities in EPA records: Stamford (3), Portland (2), Wallingford (2), Bristol (2), Windsor Locks (2).
Petroleum and coal products manufacturing across the US. Everything made in Connecticut.