Petroleum and Coal Products Manufacturing in Maryland
NAICS 324 · MD
In 2024, the Bureau of Labor Statistics counted 55 establishments in Maryland within the Petroleum and Coal Products Manufacturing industry. The annual payroll for these establishments was about $0.1 billion, according to the Bureau of Labor Statistics. Listed in the register are 88 facilities in Maryland, across 54 cities. TAMKO Building Products LLC - Frederick had 105 employees in 2025.
SUMMARIZED FROM THE FEDERAL FIGURES ON THIS PAGE
Map, cities and product lines
Plants in Maryland3 FACILITIES
| Facility | City | Employees | Status |
|---|---|---|---|
| Gray & Son, INC. - Finksburg | Finksburg | — | LIKELY ACTIVE |
| C.j. Miller, LLC - Finksburg | Finksburg | 20–99 | LIKELY ACTIVE |
| S& G Concrete | Finksburg | — | UNVERIFIED |
All petroleum and coal products manufacturing nationwide · All manufacturing in Maryland