Nonmetallic Mineral Product Manufacturing in Maryland

NAICS 327 · MD

Maryland is home to Nonmetallic Mineral Product Manufacturing, industry NAICS code 327. The Bureau of Labor Statistics counted 190 establishments in Maryland in 2024, with an annual payroll of about $0.3 billion. Listed in the register are 192 facilities in Maryland, and Baltimore has 24 of these.

SUMMARIZED FROM THE FEDERAL FIGURES ON THIS PAGE

Plants in Maryland20 FACILITIES

Facility	City	Employees	Status
HNHilgartner Natural Stone Co., INC.	Baltimore	—	● ACTIVE
Jj Innovative Materials, INC.	Baltimore	—	● ACTIVE
Nelson Precast Products, LLC	Baltimore	—	● ACTIVE
DGDaniel G. Schuster, LLC - Portable Plant #5	Baltimore	—	◐ LIKELY ACTIVE
NNNew Ngc, INC. Dba National Gypsum Company	Highlandtown	—	◐ LIKELY ACTIVE
TUThe United States Gypsum Company - Baltimore Plant	Baltimore	—	◐ LIKELY ACTIVE
SCS&g Concrete Brooklyn Plant	Baltimore	—	◐ LIKELY ACTIVE
SGS & G Concrete Company, Llc- Grantley Ave. Plant	Baltimore	—	◇ UNVERIFIED
LILocke Insulators INC	Baltimore	—	◇ UNVERIFIED
OMOpta Minerals	Baltimore	—	◇ UNVERIFIED
GBGold Bond Building Products - Baltimore	Baltimore	100–499	◐ LIKELY ACTIVE
UGUS Gypsum Baltimore	Baltimore	100–499	◐ LIKELY ACTIVE
1W1501 W. Patapsco, LLC	Baltimore	—	◇ UNVERIFIED
AIAtlantic Imprints, Inc.	Baltimore	—	◇ UNVERIFIED
CGCarr-lowrey Glass	Baltimore	—	◇ UNVERIFIED
CRConcierge Remodeling Services, INC.	Baltimore	—	◇ UNVERIFIED
MQMillville Quarry	Baltimore	—	◇ UNVERIFIED
Nelson Precast Products, LLC	Baltimore	—	◇ UNVERIFIED
VMVulcan Materials Company	Baltimore	—	◇ UNVERIFIED
VMVulcan Materials Company	Baltimore	—	◇ UNVERIFIED

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