2018 Top 100

We rank the largest government contractors based on their fiscal 2017 prime contracts in IT, systems integration, professional services and telecommunications.

Read our analysis of the 2018 Top 100.

See our profile of the new No. 1 company, General Dynamics.

We look back at 25 years of Top 100s.

Register for our June 20 Top 100 webcast 

REVENUE GROWTH: 2016 VS. 2017
2018 Company 2016 Revenue ($MM) 2017 Revenue ($MM) Growth Rate
66 Abt Associates
8 Perspecta, formerly DXC public sector, Vencore and Keypoint
34 Peraton
50 Parsons Corp.
12 PAE
79 Orbital ATK
58 NTT Data
3 Northrop Grumman
98 Noblis Inc.
93 New Tech Solutions Inc.
75 NCI Inc.
100 Nana Regional Corp.
42 Mythics Inc.
87 Motorola Solutions
56 Microsoft
72 Maximus Inc.
21 ManTech International
5 Lockheed Martin
40 Leonardo DRS
2 Leidos Inc.
18 L3 Technologies
74 KPMG
51 PricewaterhouseCoopers (to be renamed after acquistion by Veritas)
76 KeyW Corp.
4 Raytheon
37 Rockwell Collins Inc.
82 Viasat
13 Verizon Communications
63 Vectrus
57 United Technologies Corp.
41 Unisys Corp.
90 Ukpeagvik Inupiat Corp.
89 Trax International Corp.
61 Torch Technologies
85 Thundercat Technology
53 Tetra Tech Inc.
77 Sterling Computers Corp.
99 SRC Inc.
46 SpaceX
68 Smartronix
36 Sierra Nevada Corp.
35 Serco Group
92 Scientific Research Corp.
43 S&K Aerospace
65 Salient CRGT
9 Science Applications International Corp.
55 RTI International
70 Red River Computer Co.
16 KBR
25 Jacobs Engineering Group
48 Iron Bow Technologies
19 Chemonics International
26 CGI Federal
29 CenturyLink
30 CDW-G
38 Carahsoft Technology Corp.
10 CACI International Inc.
88 By Light Professional IT Services Inc.
7 Booz Allen Hamilton
6 Boeing Co.
91 Blue Tech Inc.
59 Battelle Memorial Institute
22 BAE Systems
14 AT&T Inc.
39 Arctic Slope Regional Corp.
96 Alvarez & Associates
33 Alion Science & Technology
28 The Aerospace Corp.
17 AECOM
84 Adams Communication & Engineering Technology
62 Actionet Inc.
11 Accenture
78 Cisco Systems Inc.
80 Colsa Corp.
32 Dell Technologies
23 Deloitte LLP
44 Insight Enterprises
69 immixGroup
52 ICF International
24 IBM Corp.
71 Huntington Ingalls
81 HP Inc.
15 Harris Corp.
83 Government Acquisitions
1 General Dynamics Corp.
31 General Atomics Technologies Corp.
67 Westat Inc.
86 GE
94 Four LLC
20 Fluor Corp.
54 FCN Inc.
97 Ernst & Young
27 Engility Corp.
47 ECS Federal
45 DynCorp International
60 DLT Solutions
95 Digital Management Inc.
64 Development Alternatives Inc.
73 Four Points Technology
49 World Wide Technology
Federal Procurement Data System, Washington Technology

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