No. 127: Bethesda-based Marriott International (NYSE: MAR), $22.9 billion
No. 409: Silver Spring-based Discovery (NASDAQ: DISCA), $6.9 billion. (Discovery plans to move its headquarters to New York in 2019)
No. 502: Bethesda-based Host Hotels & Resorts, $5.4 billion
No. 527: Under Armour, $4.98 billion
No. 539: McCormick, $4.83 billion
No. 540: T. Rowe Price, $4.8 billion
No. 568: Baltimore-based Laureate Education (NASDAQ: LAUR), $4.4 billion
No. 627: Annapolis Junction-based Colfax Corp. (NYSE: CFX), $3.7 billion
No. 750: Baltimore-based Legg Mason Inc. (NYSE: LM), $2.9 billion
No. 770: Hanover-based Ciena (NYSE: CIEN), $2.8 billion
No. 786: Hunt Valley-based Sinclair Broadcast Group (NASDAQ: SBGI), $2.7 billion
