Manufacturing in Frederick County, Maryland

As of JUL 2026, FactoryRegistry lists 169 manufacturing facilities in Frederick County, Maryland, sourced from EPA, OSHA and Census records.

FACILITIES

169

CITIES

TOP INDUSTRY

Computer and Electronic Product Manufacturing

33 facilities

Cities

Frederick (99)Frederick (16)Ijamsville (9)Myersville (4)Woodsboro (4)Walkersville (4)Thurmont (4)Thurmont (3)New Market (3)Monrovia (2)

Top industries

Computer and Electronic Product Manufacturing (33)Chemical Manufacturing (22)Fabricated Metal Product Manufacturing (20)Wood Product Manufacturing (19)Nonmetallic Mineral Product Manufacturing (15)Food Manufacturing (13)

Facilities

Hercules Custom Iron, LLC

Walkersville, MD

ACTIVE332323EMP 20-99

Wright Manufacturing, INC

Frederick, MD

ACTIVE333112EMP 100-499

Akonni Biosystems INC

Frederick, MD

LIKELY ACTIVE325413

Drs Signal Solutions, INC.

Frederick, MD

LIKELY ACTIVE334220

Lonza Walkersville, INC.

Walkersville, MD

LIKELY ACTIVE325413EMP 500+

Metlfab INC

Frederick, MD

LIKELY ACTIVE332322

Oldcastle Lawn & Garden - Buckeystown

Frederick, MD

LIKELY ACTIVE321999EMP 1-19

Stulz Air Technology Systems, INC.

LIKELY ACTIVE327110EMP 100-499

Valley Graphic Service, INC.

LIKELY ACTIVE311811EMP 20-99

980

Mt Airy, MD

LIKELY ACTIVE321214EMP 20-99

Absolute Controls LLC

American Computer Development, Incorporated

Frederick, MD

LIKELY ACTIVE334418

American Insulated Glass LLC - Baltimore

Ijamsville, MD

LIKELY ACTIVE327215EMP 20-99

American Lumber Standard Committee INC

Frederick, MD

LIKELY ACTIVE321113

Amphenol (maryland) INC

Frederick, MD

LIKELY ACTIVE334519

Arnold Aviation Dynamics LLC

Frederick, MD

LIKELY ACTIVE336412

AstraZeneca Frederick Manufacturing Center

Frederick, MD

LIKELY ACTIVE325414EMP 500+

Autolawn, L.l.c.

Middletown, MD

LIKELY ACTIVE333112

Best Plumbing Specialties INC

Blystone Consulting Services, L.l.c

Frederick, MD

LIKELY ACTIVE323111

BWICP Rinker Materials

Frederick, MD

LIKELY ACTIVE327332EMP 20-99

CANAM steel Corp.

Point of Rocks, MD

LIKELY ACTIVE332312EMP 100-499

Carroll Creek Whiskey, LLC

C.J. Miller LLC Woodsboro

Woodsboro, MD

LIKELY ACTIVE324121EMP 1-19

Clark Fabrication Limited Liability Company

Myersville, MD

LIKELY ACTIVE332999

Colonial Equipment Company

Monrovia, MD

LIKELY ACTIVE336211

Contract Furniture Options, INC.

Walkersville, MD

LIKELY ACTIVE337214

Crowley Micrographics Inc

Frederick MD, MD

LIKELY ACTIVE333316EMP 20-99

Dairy Maid Dairy, LLC

LIKELY ACTIVE311511EMP 100-499

Digital Systems Corporation

Walkersville, MD

LIKELY ACTIVE334290

Directum Solutions L.l.c.

Ijamsville, MD

LIKELY ACTIVE334111

DRS Signal Solution, Inc.

Frederick, MD

LIKELY ACTIVE334290EMP 100-499

Electrical Test Instruments, LLC

Frederick, MD

LIKELY ACTIVE334515

Emanate Wireless, INC.

Ijamsville, MD

LIKELY ACTIVE334515

Express Biotech International, INC.

Frederick, MD

LIKELY ACTIVE325414

Fingerboard Farm, LLC

Ijamsville, MD

LIKELY ACTIVE325411

First Response Custom Sewing INC

Frederick, MD

LIKELY ACTIVE339999

Fjb Engineering Company

LIKELY ACTIVE311511EMP 1-19

Frederick Branch 18

Frederick, MD

LIKELY ACTIVE325120EMP 1-19

Frederick Lab

Frederick, MD

LIKELY ACTIVE334516EMP 1-19