List of the Largest Companies in District of Columbia

Name	Sector	Revenue $mlns	M&A Activity			Last 5 Years
Name	Sector	Revenue $mlns	Total	Buy	Sell	Last 5 Years
Danaher NYSE : DHR Washington, District of Columbia, United States website	Diversified	23,875	52	43	9
Xylem NYSE : XYL Washington, District of Columbia, United States website	Machinery	8,562	18	16	2
Pepco Holdings, Inc. Acquired Exelon 2014-04-30 Washington, District of Columbia, United States website	Utilities	4,878	1	-	1
FTI Consulting NYSE : FCN Washington, District of Columbia, United States website	Business Services	3,699	24	23	1
CoStar NASDAQ : CSGP Washington, District of Columbia, United States website	Information Services	2,736	25	25	-
WGL Holdings, Inc. Acquired AltaGas 2017-01-25 $6.4B Washington, District of Columbia, United States website	Utilities	2,659	1	-	1
Cogent NASDAQ : CCOI Washington, District of Columbia, United States website	Communications	1,036	12	12	-
Cava NYSE : CAVA Washington, District of Columbia, United States website	Restaurants	964	2	2	-
The Advisory Board Company Acquired Optum 2017-11-15 Washington, District of Columbia, United States website	Business Services	768	10	8	2
Louis Berger Services Acquired Versar 2023-08-07 Washington, District of Columbia, United States website	Engineering	480	2	2	-
Vanda Pharmaceuticals Acquired Cycle Pharmaceuticals 2024-10-14 Washington, District of Columbia, United States website	Life Science	193	-	-	-
Versar PE Backed Kingswood Capital Management 2017-11-14 Washington, District of Columbia, United States website	Business Services	159	5	5	-
PPHC London Stock Exchange : PPHC Washington, District of Columbia, United States website	Business Services	150	2	2	-
FiscalNote NYSE : NOTE Washington, District of Columbia, United States website	Information Services	120	21	16	5
DHA Group, Inc. Acquired ASGN 2019-01-28 $46M Washington, District of Columbia, United States website	Information Technology	50	-	-	-
Competition Policy Associates, Inc. (dba COMPASS) Acquired FTI Consulting 2005-11-21 $70M Washington, District of Columbia, United States	Business Services	22	-	-	-

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