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Leidos

Defence · Reston, United States · Founded 1969 · IPO 2010

Technology and engineering solutions for critical missions. MoreLess

Leidos is a Fortune 500 company that tackles some of the toughest challenges in defense, intelligence, healthcare, and civil government. In short, they provide the science, engineering, and technology to make the world safer, healthier, and more efficient, from modernizing air traffic control systems to deploying cybersecurity for critical missions. The company's story begins not as Leidos, but as Science Applications International Corporation (SAIC), founded in 1969 by Dr. J. Robert "Bob" Beyster. A nuclear physicist, Beyster started the company in La Jolla, California, with a unique vision: an employee-owned firm that would attract top scientific talent to solve complex government problems. This model fueled decades of growth as SAIC became a major contractor, involved in everything from nuclear safety to developing early luggage scanning systems. A pivotal moment came in 2013 when SAIC decided to split into two independent companies. The original company was rebranded as Leidos—a name inspired by the word "kaleidoscope"—to focus on high-end technology, engineering, and national security solutions. The other company retained the SAIC name and focused on government services. This new chapter as Leidos was marked by aggressive growth. A transformational merger with Lockheed Martin's IT and global solutions business in 2016 more than doubled the company's size, making it a dominant force in the federal technology space. Strategic acquisitions of companies like Dynetics in 2019 further expanded its capabilities in areas like defense research and space. Today, Leidos continues to expand its focus on digital modernization, cyber, and AI, tackling critical missions for a wide range of government and commercial customers.

Valuation $21B
Revenue $18B
EBITDA $2.46B
Total funding $10–50M

Company overview

Leidos company information

The essential company record, classifications and operating signals in one place.

Status
Acquired
Founded
1969
Headquarters
Reston, United States
Employees
37,402
Open positions
2,931
Dealroom signal
80.1
Investment activity
6 companies · latest Jan 2026
Capital deployed
$5M
Preferred round
ACQUISITION
client focusb2bsub industryPublic safetysectorIntelligent SystemssectorDefencebusiness modelSaaSsectorHomeland SecurityindustrySecuritysectorData AnalyticssectorBusiness IntelligencesectorCybersecuritysectorIn-Space ResearchsectorDual-Use TechindustryEnterprise Software

Valuation & funding

Leidos funding history

Company financing events and reported valuations.

Deal typeDateAmountValuationInvestorsSource
POST IPO DEBTDebt Mar 2026 $0 Undisclosed
IPOExit Sep 2013 $0 Undisclosed
ACQUISITIONExit Apr 2010 $0 SAIC International Holdings
SERIES CEquity / VC Mar 2008 $33M $130M Greylock Partners · General Catalyst · Flybridge Capital Partners · BBH Capital Partners
SERIES BEquity / VC Jan 2005 $5M $20M Greylock Partners · General Catalyst · Flybridge Capital Partners
SERIES AEquity / VC Jul 2003 Undisclosed
Showing 6 recorded eventsUnlock the complete deal history →

Financials

Revenue, earnings and profit over time

Reported history and available estimates. Estimated years are marked “E”; sparse fields are left blank rather than inferred.

YearRevenueGrowthEBITDAMarginProfitMargin
2026 $18B +6.7% $2.5B 13.5% $1.4B 7.5%
2025 $17B +3.1% $2.4B 14.1% $1.4B 8.4%
2024 $17B +7.9% $2.1B 12.9% $1.3B 7.5%
2023 $15B +7.2% $1.7B 10.7%
2022 $14B +4.8% $1.5B 10.3%
2021 $14B +11.7% $1.5B 10.9%
2020 $12B $1.2B 10%
Company filings, research estimates and Dealroom dataOpen the full financial model →

Growth signals

Leidos website traffic

Latest recorded traffic for Leidos is 660K monthly website visits, up 11.9% over the last three months. Leidos's team grew 32.7% over the past year.

Latest monthly visits660K 3-month web change+11.9% 1-year team growth+32.7%
Monthly website visits36 observations · Mar 2017–Feb 2026
Hover or focus a point to see its exact monthly valueCompare with peers →

Comparisons

Leidos compared with similar companies

Dealroom’s weighted taxonomy model identifies the closest operating peers. Company identity and context stay open; selected comparison metrics preview what is available in the platform.

Showing 8 of the closest matchesCompare every metric →

Talent graph

Leidos's talent

Book a demo to see the people
Team profiled 223 named & role-tagged
Founders Hidden — book a demo/100 quality score
Key operators 11 quality Hidden — book a demo/100
Potential founders Hidden — book a demo likely future founders
Startup mafia Hidden — book a demo alumni-founded startups
Talent movements Hidden — book a demo in · Hidden — book a demo out past 12 months

Source: Dealroom Talent Intelligence.

Investors

6 investors on Leidos's cap table

Sourced from Dealroom's funding and investor records. Investor profile links are shown where available.

Series B+ 1 investor entered at this stage
BBH Capital Partners
Other known 2 additional known investors
SAIC International Holdings
Hall Capital

Global footprint

Where Leidos has talent and traffic

Workforce by country
52 countries with
team presence
🇺🇸 United States91.9%
🇬🇧 United Kingdom4.1%
🇦🇺 Australia1.5%
🇯🇵 Japan0.4%
🇮🇳 India0.4%
Top 5 of 52 shown

In the news

Latest news about Leidos

Recent press, funding announcements, and product moves mentioning Leidos — open to read from the original sources.

See all news

Market sentiment

What the market is saying about Leidos

An AI-synthesized read of the highest-engagement posts about Leidos on X over the past 7 days. We rank by likes & retweets, ignore corporate channels, and surface the themes that broke out from real people.

Reading the room on X — pulling top posts and synthesizing themes…

Source: X recent search ranked by engagement (likes + retweets) · Synthesis by Claude · Cached for 1 hour

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