HomeMajor Employers 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 10,200 Frederick County Public Schools Public Education 6,800 Frederick Health Comprehensive Health Care 3,300 Frederick County Government County Government 2,342 Leidos Biomed / Frederick National Lab Medical Research 2,334 Frederick Community College Two-Year College 1,286 Wells Fargo Home Mortgage Mortgage Loans and Service Center 1,175 Thermo Fisher Scientific Life Sciences Research 950 City of Frederick Government Muncipal Government 880 Costco Wholesale Wholesale Distribution Center and E-commerce Center 751 AstraZeneca BioTech Manufacturing 700 Mount Saint Mary’s University Four-Year University 684 NVR, Inc. Home Building and Mortgage Banking 630 Legal & General America Life Insurance Headquarters 586 STULZ Air Technology Systems, Inc. Manufacturer, Commercial Air Conditioners and Dehumidifiers 520 Lonza Biological Products 464 Way Station Healthcare Services 409 Goodwill of Central and Northern Arizona eCommerce, Retail, and Workforce Development 400 National Emergency Training Center US Fire Academy, FEMA, and other tenants 400 Plamondon Hospitality Companies Hospitality (Hotels, Restaurants, and Restaurant Management) 390 Music & Arts Music Retailer and Headquarters 396 Pleasants Construction, Inc. Construction and Paving 385 Aldi Distribution Center Distribution Center and Retail 366 YMCA of Frederick County Recreation and Sports Center 350 RR Donnelley Business Documents 350 Maryland School for the Deaf Educational Institution 320 Fountain Rock Management Corp Restaurant Management Services 315 Fitzgerald Auto Mall Frederick Auto Dealership 300 Homewood Retirement Centers Retirement Community 298 Hood College Four-Year College 274 Morgan-Keller Construction General Contractors 270 *Includes military personnel, contractors and offsite annex Last updated 6/2021 Mission Statement Our mission is to increase the overall economic health of Frederick County through attracting new businesses in our targeted industries and helping existing businesses be more successful. Contact Us Frederick County Office of Economic Development 118 N Market St, Suite 300 Frederick, MD 21701 Phone 301-600-1058 800-248-2296 Email info@discoverfrederickmd.com Quick Links About Us Incentives & Taxes Major Development Areas Major Employers Start a Business Data & Publications Twitter Updates Let's get to know 2 more of our Top 50 Legacy Businesses for 2021. Next up, United Way of Frederick County and Werr… https://t.co/qh0WE9rvp9 30 Nov, 2021 Thanks to recent solar panel installation, Linganore Winecellars is now able to fully power the winery's operation.… https://t.co/ewLqEMn9cG 30 Nov, 2021 As November comes to a close, don't forget to check out our calendar for all the great webinars and trainings comin… https://t.co/5QNnfywc71 30 Nov, 2021 ©2021 Frederick County Office of Economic Development. All rights reserved. Powered by Orases