CISO Tribune

Vendor comparison · 2 companies

ICF vs Leidos

ICF sells security and resilience services that help government and industry strengthen defenses against cyber, physical, and emerging threats. Leidos is a technology company that serves government and commercial customers with digital and mission innovations, with AI, cyber and mission software at its core. CISO Tribune files both under Security consulting and advisory and Vulnerability management. This page sets the two records side by side: what each sells, where it is based, who owns and funds it, the customers it names and its recent news, each fact numbered to its source.

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  • ICF
  • Leidos
ICF vs Leidos: Products, Customers and Funding Compared
ICFICF sells security and resilience services that help government and industry strengthen defenses against cyber, physical, and emerging threats.icf.comLeidosLeidos is a technology company that serves government and commercial customers with digital and mission innovations, with AI, cyber and mission software at its core.leidos.com
What it sells
  • ICF Fathom[3]ICF's suite of tailored AI solutions and services.
  • Parcata[1]A tool that discovers, validates and prioritizes software vulnerabilities across mission-critical systems to focus remediation efforts.
  • UpHold[1]A platform that combines proactive defense and AI-driven analytics to reduce cyber risk and help security teams prioritize and respond to alerts.
  • Cyber and Electromagnetic Activities Resiliency System (CRS)[1]A system that provides real-time detection and AI-enabled analytics to give earlier warning of threats to tactical systems.
Categories
Headquarters
Not stated on its pagesReston, Virginia, United States[2][12]
Founded
1969[3]Not stated on its pages
Ownership and funding
Not stated on its pagesPublic (NYSE: LDOS)[2][8][11][13][17][20]
Named customers
Not stated on its pagesNot stated on its pages
Recent news
Not stated on its pages
  • October 2, 2026Leidos has a new joint venture, operating under the Analogic brand, that combines security screening technologies, engineering expertise and advanced manufacturing capabilities.[10]
  • September 29, 2026Leidos introduced a capability that uses AI agents to help security operations center teams identify threats needing immediate action.[9]
  • March 30, 2026Leidos completed its acquisition of ENTRUST Solutions Group from Kohlberg for approximately $2.4 billion.[20]
  • March 30, 2026Leidos added ENTRUST through an acquisition, gaining more than 3,100 professionals in electric grid engineering and natural gas infrastructure.[8]
  • March 10, 2026Leidos announced a partnership with Dropzone AI to help U.S. federal agencies respond to cyber threats, and made a strategic investment in Dropzone AI.[21]
G2 and Gartner Peer Insights
  • G2: Not stated on its pages
  • Gartner Peer Insights: Not stated on its pages
  • G2: listed, seen November 5, 2026[11]
  • Gartner Peer Insights: Not stated on its pages
Who it fits
From its own pages, ICF sells its security and resilience services to government and industry. ICF delivers its services to clients across the U.S. federal government through a contracts portfolio. ICF names government and commercial clients in public health, IT modernization, energy efficiency, natural disaster relief and mitigation, utility consulting, and climate, environmental and infrastructure services. ICF's acquisitions point to cybersecurity and identity management work for U.S. federal civilian and defense agencies. ICF's acquisitions point to work for electric and gas utilities, state and local governments, and state energy offices.From its own pages, Leidos sells mainly to government and commercial customers. Leidos names the defense, intelligence, civil and health markets. Leidos Australia has partnered with government, defence and national security customers. Leidos provides engineering services for commercial electric utilities. Leidos describes DISN services delivered to the Department of War (DoW) and national security organizations worldwide.
Last verified
October 14, 2026October 12, 2026

Where they overlap

  • Security consulting and advisory is the primary category of both ICF and Leidos; both are also filed under Vulnerability management.

Where they differ, field by field

  • ICF is also filed under Compliance automation and Incident response and forensics. Leidos is also filed under AI SOC analysts and Managed security service providers.
  • ICF lists ICF Fathom. Leidos lists Parcata, UpHold and Cyber and Electromagnetic Activities Resiliency System (CRS).
  • Leidos is headquartered in Reston, Virginia, United States.
  • ICF was founded in 1969.
  • Leidos is a public company listed on NYSE as LDOS.

How they differ

CISO Tribune files ICF under Security consulting and advisory, Compliance automation, Incident response and forensics, and Vulnerability management, with Security consulting and advisory as its primary category. CISO Tribune files Leidos under Security consulting and advisory, Vulnerability management, AI SOC analysts, and Managed security service providers, also with Security consulting and advisory as its primary category. The two share the consulting category and the vulnerability management filing. ICF sells ICF Fathom, a suite of tailored AI solutions and services that features customizable intelligent agents. Leidos sells Parcata for prioritizing software vulnerabilities, UpHold for AI-driven analytics and alert response, and the Cyber and Electromagnetic Activities Resiliency System (CRS) for detecting threats to tactical systems.

Leidos is headquartered in Reston, Virginia, and is listed on NYSE as LDOS. ICF was founded in 1969 and files annual reports on Form 10-K with the U.S. Securities and Exchange Commission. ICF says it delivers services to clients across the U.S. federal government through a contracts portfolio, and it names government and commercial clients in public health, IT modernization, and energy efficiency. Leidos names the defense, intelligence, civil and health markets, and it describes DISN services delivered to the Department of War (DoW) and national security organizations worldwide.

Leidos completed its acquisition of ENTRUST Solutions Group from Kohlberg for approximately $2.4 billion on March 30, 2026. Leidos announced a partnership with Dropzone AI on March 10, 2026, and introduced a capability that uses AI agents to help security operations center teams on September 29, 2026. On October 2, 2026, Leidos reported a new joint venture operating under the Analogic brand.

What it sells: ICF

What ICF Fathom does[3]
ICF Fathom is ICF's suite of tailored AI solutions and services for organizations. ICF's suite of AI solutions and services features customizable intelligent agents.

Questions about ICF and Leidos

What do ICF and Leidos sell?
ICF sells ICF Fathom. Leidos sells Parcata, UpHold and Cyber and Electromagnetic Activities Resiliency System (CRS).
Are ICF and Leidos in the same category?
Yes. Security consulting and advisory is the primary category of both on CISO Tribune.
Where are ICF and Leidos headquartered?
Leidos is headquartered in Reston, Virginia, United States.
When were ICF and Leidos founded?
ICF was founded in 1969.
Who owns ICF and Leidos?
Leidos is a public company listed on NYSE as LDOS.
Who are ICF and Leidos sold to?
From its own pages, ICF sells its security and resilience services to government and industry. From its own pages, Leidos sells mainly to government and commercial customers.
What have ICF and Leidos announced recently?
October 2, 2026: Leidos has a new joint venture, operating under the Analogic brand, that combines security screening technologies, engineering expertise and advanced manufacturing capabilities.

About ICF

ICF sells security and resilience services that help government and industry strengthen defenses against cyber, physical, and emerging threats. ICF frames resilience as key to protecting America's security, economy, and way of life. ICF's security work covers safeguarding critical assets, fortifying infrastructure, and building a security-first culture that considers cyber and physical convergence. ICF develops capabilities and executes real-time operations in support of national security.

ICF's infrastructure security and resilience work starts with understanding threats to mission-critical assets. ICF experts assess vulnerabilities, analyze cyber and physical risks, and develop strategic defenses to safeguard essential operations and national security. ICF experts design custom algorithms using statistics, machine learning, and AI. ICF analyzes the domain, integrates expert insights, and builds analytics for strategic decision-making and national security. ICF experts apply analytical methods and cybersecurity expertise to develop solutions for mission needs and national defense.

ICF Fathom is ICF's suite of tailored AI solutions and services for organizations. ICF's suite of AI solutions and services features customizable intelligent agents. ICF has ServiceNow and Appian capabilities. ICF partners with marketing, commerce, cloud and analytics platforms, with vertically-specific technology providers particularly in the energy sector, and with supply chain professionals. ICF says technology partners play a larger role in its offerings as the world becomes more interconnected. ICF seeks to collaborate with experts, suppliers, contractors, and technology partners.[5]

ICF delivers its services to clients across the U.S. federal government through a contracts portfolio. ICF works for government and commercial clients in areas including public health, IT modernization and digitization, energy efficiency, natural disaster relief and mitigation, utility consulting, and climate, environmental and infrastructure services. ICF provides clients with facts, data, and independent analysis to help them further their missions. ICF's team includes business analysts and policy specialists who work alongside technologists, data scientists, and creatives. ICF has built and integrated a set of marketing and communications capabilities to help organizations develop engagement with their audiences.[6][7]

Incentive Technology Group, LLC (ITG) provides cloud-based platform services to the U.S. federal government. ICF combines its strategic consulting, analytics and domain expertise with ITG's digital capabilities to help agencies architect and develop the technology platforms they need for their missions. Creative Systems and Consulting provides IT modernization and digital transformation solutions to U.S. federal agencies. SemanticBits provides digital modernization services using open-source frameworks to U.S. federal health agencies. ICF pairs its health and social services with ESAC's health technology solutions and applied understanding of genomics, proteomics and physical sciences in its digital health solutions. DMS Disaster Consultants is a disaster planning and recovery services firm whose capabilities augment ICF's disaster response, recovery and preparedness work in the public sector. Applied Energy Group (AEG) provides energy technology and advisory services to electric and gas utilities, state and local governments, and state energy offices.

ICF traces its origin to 1969, when a WWII veteran and former Tuskegee Airman, along with three U.S. Department of Defense analysts, founded the Inner City Fund to finance businesses in Washington, D.C. ICF describes itself as a global solutions and technology provider. In 2012, ICF acquired GHK Holdings Limited, a London-based consultancy with offices across Europe and Asia that added capabilities in environment, health, education, social programs, logistics, and international development. Mostra SA is a communications agency based in Brussels, Belgium, whose strategic communications capabilities complement ICF's policy work. ICF files annual reports on Form 10-K and quarterly reports on Form 10-Q with the U.S. Securities and Exchange Commission.[2][6]

ICF on the record

Sources

ICF full record

  1. [1]Cybersecurity Solutions and Cyber Strategy | ICFICF · undated page, accessed October 14, 2026 · Tier A
  2. [2]Who We Are | ICFICF · undated page, accessed October 14, 2026 · Tier A
  3. [3]Who We Are | ICFICF · undated page, accessed November 10, 2026 · Tier A
  4. [4]Acquisitions | ICFICF · undated page, accessed November 10, 2026 · Tier A
  5. [5]Seeking Suppliers, Contractors, and Technology Partners | ICFICF · undated page, accessed November 10, 2026 · Tier A
  6. [6]Overview | Investor Relations | ICF International Inc.ICF International Inc. · undated page, accessed November 10, 2026 · Tier A
  7. [7]About Us - We're the Changemakers | ICF Next | ICFICF · undated page, accessed November 10, 2026 · Tier A

Leidos full record

  1. [1]CyberLeidos · leidos.com · undated page, accessed October 12, 2026 · Tier A
  2. [2]Leidos delivers strong second quarter and enhances full yearPRNewswire · investors.leidos.com · published August 4, 2026 · Tier A
  3. [3]Platform Engineer in Australia (No Remote)Leidos · undated page, accessed November 1, 2026 · Tier A
  4. [4]Azure Cloud Security Engineeer in Adelphi, Maryland (Hybrid Remote)Leidos · undated page, accessed November 1, 2026 · Tier A
  5. [5]Senior AI Platform Engineer in Adelphi, Maryland (Remote)Leidos · undated page, accessed November 1, 2026 · Tier A
  6. [6]Production Technician in Australia (No Remote)Leidos · undated page, accessed November 1, 2026 · Tier A
  7. [7]Transportation Data Scientist (AI Solutions) in McLean, Virginia (No Remote)Leidos · undated page, accessed November 1, 2026 · Tier A
  8. [8]Leidos completes $2.4 billion acquisition of ENTRUSTLeidos · published March 30, 2026 · Tier A
  9. [9]Leidos launches agentic AI platform to speed response to cyber threatsLeidos · published September 29, 2026 · Tier A
  10. [10]Leidos Security Enterprise Solutions and Analogic close deal to strengthen global security screening capabilitiesLeidos · published October 2, 2026 · Tier A
  11. [11]Leidos Reviews 2026: Details, Pricing, & Features | G2G2 · undated page, accessed November 1, 2026 · Tier C
  12. [12]Customer Service Representative in Indianapolis, Indiana (No Remote)Leidos · undated page, accessed November 5, 2026 · Tier A
  13. [13]Global | LeidosLeidos · undated page, accessed November 5, 2026 · Tier A
  14. [14]Deputy Operations Service Delivery Manager (SDM) in Scott Air Force Base, Illinois (No Remote)Leidos · undated page, accessed November 5, 2026 · Tier A
  15. [15]Leidos. Outsmart. Outdo.Leidos · undated page, accessed November 5, 2026 · Tier A
  16. [16]Tier 1 Customer Service Representative in Remote, US (Remote)Leidos · undated page, accessed November 5, 2026 · Tier A
  17. [17]Leidos to acquire power design firm ENTRUST, bolstering its energy infrastructure portfolio | LeidosLeidos · published January 26, 2026 · Tier A
  18. [18]Platform Engineer in Australia (Hybrid Remote)Leidos · undated page, accessed November 5, 2026 · Tier A
  19. [19]Cybersecurity Project Manager in Adelphi, Maryland (Hybrid Remote)Leidos · undated page, accessed November 5, 2026 · Tier A
  20. [20]Leidos completes $2.4 billion acquisition of ENTRUSTPR Newswire · published March 30, 2026 · Tier A
  21. [21]Leidos, Dropzone AI to accelerate federal agencies' cyber responsesLeidos · published March 10, 2026 · Tier A

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