Major Employers
To join the list of major employers with 250 employees or more, please contact us.
| Company | Industry | Employees |
|---|---|---|
| Fort Detrick Campus | Army, NCI and other tenants | 9,100 |
| Frederick County Board of Education | Public Education | 5,624 |
| Frederick Memorial Healthcare System | Comprehensive Health Care | 2,379 |
| Leidos Biomedical Research, Inc | Medical Research | 2,200 |
| Frederick County Government | County Government | 2,034 |
| Wells Fargo Home Mortgage | Mortgage Loans and Service Center | 1,708 |
| Frederick Community College | Two-Year College | 1,086 |
| City of Frederick Government | Muncipal Government | 872 |
| United Health Care | Insurance | 750 |
| Walmart | Consumer Goods | 710 |
| AstraZeneca/MedImmune | BioTech Manufacturing | 700 |
| NVR Building Products | Wood Building Products | 620 |
| National Emergency Training Center (US Fire Academy, FEMA and other tenants) | Federal Government | 577 |
| Mount Saint Mary’s University | Four-Year University | 511 |
| Lonza | Biological Products | 464 |
| Costco | Wholesale Distribution Center, E-commerce Center and Retail Store | 452 |
| STULZ Air Technology Systems, Inc | Manufacturer, Commercial Air Conditioners and Dehumidifiers | 450 |
| YMCA of Frederick County | Recreation and Sports Center | 431 |
| Thermo Fisher Scientific | Life Sciences Research | 400 |
| Plamondon Companies | Hospitality (Hotels, Restaurants and Restaurant Management) | 400 |
| Hood College | Four-Year College | 380 |
| Wegmans | Grocery Store | 372 |
| Legal & General America | Life Insurance Headquarters | 365 |
| RR Donnelley | Business Documents | 359 |
| Music & Arts | Music Retailer and Headquarters | 357 |
| Home Depot | Retail Stores | 330 |
| Aldi Distribution Center | Distribution Center and Retail Store | 325 |
| Fountain Rock Management Corp | Restaurant Management Services | 325 |
| Maryland School for the Deaf | Educational Institution | 322 |
| Homewood Retirement Center | Retirement Community | 311 |
| Builders FirstSource | Lumber Supply | 300 |
| Canam Steel Corporation | Steel Joists and Trusses | 300 |
| Experient | Conference Services | 270 |
| Morgan Keller | General Contractors | 270 |
| Carey International | Transportation Call Center and Headquarters | 250 |
| Fannie Mae | Home Loan Products- Data Center | 250 |