32 Largest Companies in Maryland

Maryland, often referred to as “America in Miniature” due to the diverse range of geographic features found within its borders, is a state located in the Mid-Atlantic region of the United States.

From the bustling urban centers of Baltimore and Annapolis, to the picturesque beaches of the Eastern Shore and the rolling hills of the western mountains, Maryland has something to offer for every visitor.

One of the driving forces behind Maryland’s economy is its abundance of large companies that call the state home.

Some of the largest companies in Maryland include Lockheed Martin, Marriott International, and Under Armour.

These corporations contribute significantly to the state’s economy and provide a wide range of job opportunities for Maryland residents.

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1. Lockheed Martin Corporation

Background: One of the world’s largest defense contractors, headquartered in Bethesda, Maryland.

Core Industries: Specializes in aerospace, defense, and security solutions.

Notable Achievements: Known for its production of advanced military aircraft, missile systems, and defense technologies.

2. Marriott International, Inc.

Background: Global hospitality company headquartered in Bethesda, Maryland.

Core Industries: Operates and franchises hotels and lodging facilities worldwide.

Notable Achievements: Manages a diverse portfolio of hotel brands and is a leader in the hospitality industry.

3. Under Armour, Inc.

Background: American sports equipment and apparel company based in Baltimore, Maryland.

Core Industries: Designs and manufactures athletic apparel, footwear, and accessories.

Notable Achievements: Known for its innovative performance gear and endorsement deals with top athletes.

4. T. Rowe Price Group, Inc.

Background: Global investment management firm headquartered in Baltimore, Maryland.

Core Industries: Provides investment advisory and financial services to individuals and institutions.

Notable Achievements: Recognized for its expertise in asset management and long-term investment strategies.

5. Discovery, Inc.

Background: Global media company with headquarters in Silver Spring, Maryland.

Core Industries: Owns and operates various television networks and media properties.

Notable Achievements: Produces and distributes popular television shows and documentaries worldwide.

6. McCormick & Company, Incorporated

Background: Fortune 500 company specializing in spices, herbs, and flavorings, based in Hunt Valley, Maryland.

Core Industries: Produces and markets spices, seasoning mixes, condiments, and other flavor products.

Notable Achievements: Leading provider of flavor solutions for food manufacturers, restaurants, and consumers globally.

7. Host Hotels & Resorts, Inc.

Background: One of the largest lodging real estate investment trusts (REITs) headquartered in Bethesda, Maryland.

Core Industries: Owns and operates a portfolio of upscale hotels and resorts.

Notable Achievements: Manages properties in key markets worldwide and is a leader in the hospitality REIT sector.

8. Sinclair Broadcast Group, Inc.

Background: American telecommunications conglomerate headquartered in Hunt Valley, Maryland.

Core Industries: Owns and operates television stations and regional sports networks.

Notable Achievements: Operates one of the largest television broadcasting networks in the United States.

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9. Legg Mason, Inc.

Background: Global investment management firm based in Baltimore, Maryland.

Core Industries: Provides asset management and investment advisory services to institutional and individual investors.

Notable Achievements: Manages a diverse range of investment products and funds, catering to clients worldwide.

10. General Dynamics Corporation

Background: Aerospace and defense company headquartered in Reston, Virginia, with significant operations in Maryland.

Core Industries: Designs and manufactures military vehicles, submarines, combat systems, and IT solutions.

Notable Achievements: Supplies advanced defense systems and technologies to the U.S. military and international allies.

11. Northrop Grumman Corporation

Background: Global aerospace and defense technology company headquartered in Falls Church, Virginia, with major operations in Maryland.

Core Industries: Specializes in aerospace systems, defense electronics, and information technology solutions.

Notable Achievements: Provides innovative solutions for national security, including aircraft, spacecraft, and cyber systems.

12. MedStar Health

Background: Nonprofit healthcare organization based in Columbia, Maryland, operating hospitals and healthcare facilities across the Mid-Atlantic region.

Core Industries: Provides healthcare services, including hospitals, primary care, specialty care, and research.

Notable Achievements: Known for its high-quality patient care, medical research, and community health initiatives.

13. Black & Decker Corporation

Background: Multinational manufacturer of power tools, hand tools, and accessories, with headquarters in New Britain, Connecticut, and significant operations in Maryland.

Core Industries: Designs, manufactures, and markets power tools, hardware, and home improvement products.

Notable Achievements: Recognized for its iconic brands and innovative tools used by professionals and consumers worldwide.

14. CareFirst BlueCross BlueShield

Background: Largest health insurance provider in the Mid-Atlantic region, headquartered in Owings Mills, Maryland.

Core Industries: Offers health insurance plans and healthcare services to individuals, families, and employers.

Notable Achievements: Provides comprehensive healthcare coverage and promotes wellness initiatives in the communities it serves.

15. Baltimore Gas and Electric Company (BGE)

Background: The oldest gas and electric utility company in the United States, serving central Maryland.

Core Industries: Generates, transmits, and distributes electricity and natural gas to residential and commercial customers.

Notable Achievements: Ensures reliable energy delivery and supports energy efficiency programs for customers.

16. W.R. Grace & Co.

Background: Global specialty chemicals and materials company headquartered in Columbia, Maryland.

Core Industries: Produces specialty chemicals, catalysts, and materials for various industries, including refining, petrochemicals, and construction.

Notable Achievements: Known for its innovative solutions and contributions to industrial processes and applications.

17. McCormick Schmick’s Seafood Restaurants, Inc.

Background: Restaurant chain specializing in seafood cuisine, with headquarters in Baltimore, Maryland.

Core Industries: Operates upscale seafood restaurants offering a variety of fresh seafood dishes.

Notable Achievements: Provides high-quality dining experiences and is recognized for its commitment to sustainable seafood sourcing.

18. Laureate Education, Inc.

Background: International network of for-profit higher education institutions headquartered in Baltimore, Maryland.

Core Industries: Offers undergraduate, graduate, and professional degree programs in various fields.

Notable Achievements: Provides accessible and affordable higher education options to students worldwide.

19. United Therapeutics Corporation

Background: Biotechnology company focused on the development and commercialization of therapeutic products, based in Silver Spring, Maryland.

Core Industries: Develops treatments for pulmonary hypertension and other life-threatening conditions.

Notable Achievements: Known for its innovative approaches to treating rare and serious diseases.

20. Leidos Holdings, Inc.

Background: Science and technology company headquartered in Reston, Virginia, with major operations in Maryland.

Core Industries: Provides solutions in defense, intelligence, homeland security, civil, and health markets.

Notable Achievements: Delivers innovative technology solutions and services to government and commercial clients worldwide.

21. Marriott Vacations Worldwide Corporation

Background: Global vacation ownership and resort management company headquartered in Orlando, Florida, with operations in Bethesda, Maryland.

Core Industries: Manages vacation ownership resorts and provides vacation experiences for customers worldwide.

Notable Achievements: Offers a diverse portfolio of vacation destinations and exceptional customer service.

22. Colfax Corporation

Background: Diversified industrial technology company headquartered in Annapolis Junction, Maryland.

Core Industries: Designs, manufactures, and distributes fluid handling products and specialty valves.

Notable Achievements: Provides innovative solutions for critical applications in industries such as oil & gas, power generation, and marine.

23. Hughes Communications, Inc.

Background: Satellite communications company based in Germantown, Maryland.

Core Industries: Provides satellite broadband services and network solutions for businesses and governments.

Notable Achievements: Offers reliable and secure satellite communication services for remote and underserved areas.

24. Sinclair Oil Corporation

Background: Petroleum refining and marketing company headquartered in Salt Lake City, Utah, with operations in Baltimore, Maryland.

Core Industries: Refines and markets petroleum products, including gasoline, diesel, and lubricants.

Notable Achievements: Operates a network of gas stations and provides quality fuel products to customers across the United States.

25. Howard Hughes Corporation

Background: Real estate development and management company headquartered in Dallas, Texas, with developments in Columbia, Maryland.

Core Industries: Develops master-planned communities, mixed-use properties, and commercial real estate projects.

Notable Achievements: Creates vibrant and sustainable communities that enhance quality of life and economic growth.

26. Saul Centers, Inc.

Background: Real estate investment trust (REIT) headquartered in Bethesda, Maryland.

Core Industries: Owns, operates, and develops retail and mixed-use properties in the Washington, D.C. metropolitan area.

Notable Achievements: Manages a portfolio of high-quality properties and contributes to community development.

27. McCormick Tribune Foundation

Background: Philanthropic foundation headquartered in Chicago, Illinois, with significant operations in Baltimore, Maryland.

Core Industries: Supports charitable organizations and initiatives in areas such as education, health, and community development.

Notable Achievements: Provides grants and resources to address critical social and environmental issues.

28. Ciena Corporation

Background: Networking systems, services, and software company headquartered in Hanover, Maryland.

Core Industries: Develops and markets telecommunications networking equipment and solutions.

Notable Achievements: Offers cutting-edge networking technologies for high-speed data transmission and communication networks.

29. United States Naval Academy

Background: U.S. service academy located in Annapolis, Maryland, established in 1845.

Core Industries: Provides undergraduate education and training for future officers of the U.S. Navy and Marine Corps.

Notable Achievements: Produces highly trained military leaders and contributes to national defense and security.

30. First Mariner Bank

Background: Regional bank headquartered in Baltimore, Maryland, providing banking and financial services to customers in the Mid-Atlantic region.

Core Industries: Offers retail banking, commercial banking, and wealth management services.

Notable Achievements: Supports local businesses and individuals with personalized banking solutions.

31. First National Bank of Maryland

Background: Regional bank headquartered in Baltimore, Maryland, with a history dating back to 1806.

Core Industries: Offers a wide range of banking products and services, including personal and commercial banking, lending, and wealth management.

Notable Achievements: Known for its long-standing presence in the Maryland banking industry and commitment to customer service.

32. Constellation Energy Group, Inc.

Background: Energy company headquartered in Baltimore, Maryland, specializing in electricity generation, distribution, and energy services.

Core Industries: Provides electric and natural gas services to residential, commercial, and industrial customers.

Notable Achievements: Plays a significant role in Maryland’s energy infrastructure and provides innovative energy solutions.

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Conclusion

Maryland is home to a diverse array of large companies spanning various industries such as aerospace, defense, hospitality, healthcare, finance, and education.

These companies play a significant role in driving the state’s economy, contributing to job creation, innovation, and community development.

From global corporations to regional institutions, each company brings its unique expertise and strengths to the Maryland business landscape.

Through their products, services, and philanthropic efforts, these companies leave a lasting impact on the state and beyond.

As Maryland continues to evolve as a hub for innovation and commerce, these companies will likely remain integral to its growth and prosperity in the years to come.

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