TOP 100

Inside the 2021 Washington Technology Top 100

Ranking the federal market's biggest prime contractors

Welcome to the 2021 Washington Technology Top 100, where we rank the largest government contractors according to their prime contracts for IT, systems integration, professional services and other technology products and services

Leidos tops the list for the fourth time in five years, but below that you’ll see some other significant changes in the rankings. Peraton has leapt from No. 42 last year to No. 9 this year thanks to its acquisition of Northrop Grumman’s IT business and absorption of Perspecta.

Click on the headlines below to go directly to our stories and analysis of the Top 100.

Click here to go directly to the rankings.

Stability and change paint the 2021 Top 100 picture

Tech, talent & deals feed into ManTech's strategy & tagline

CACI's big NGA win adds fuel to strong year of growth

PODCAST: Inside Leidos' culture of change

AT&T's reset takes public sector with it

Top 100 execs share insights on key tech trends

SAIC's deal for Unisys pays dividends for growth

How the 'Verizon 2.0' vision continues to shape its public sector arm

PODCAST: Booz Allen's next strategic plan and the power of diversity

Top 100 diversity shows little improvement

How ManTech turns its tagline into strategy

Top 100 newcomer no stranger to fed market

Raytheon pressing forward on its tech & revenue synergy initiative

Booz Allen sits at the start of another transformation journey

No. 1 Leidos keeps focus on growth



About the Author

Nick Wakeman is the editor-in-chief of Washington Technology. Follow him on Twitter: @nick_wakeman.

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