Top 100 IT Services Companies in Washington DC

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Top 100 IT Services Companies in Washington DC

The Best of November 2026

Looking for a top IT services company in Washington, DC?

IT Services are the operations that ensure the machine you rely on continues to function. There are essential to any business and we've compiled a list of the best teams in Washington DC for you to review. 

Jump to Most Reviewed Companies

List of the Best Washington DC IT Companies

  • 1081
    (0 Reviews)

    Not yet reviewed.

    Undisclosed
    2 - 9 employees
    Chantilly, VA
    DANE LLC is a data analytics company. In Chantilly, Virginia, the company was founded in 2001. Their services include BI & big data consulting & SI and IT managed services.
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  • 1082
    (0 Reviews)

    Not yet reviewed.

    Undisclosed
    10 - 49 employees
    Gaithersburg, MD
    In Gaithersburg, Maryland and Hyderabad, India, Client Software Services (CSS) is a small IT strategy consulting company. The team offers IT strategy consulting and cloud consulting & SI.
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  • 1083
    (0 Reviews)

    Not yet reviewed.

    $1,000+
    10 - 49 employees
    Ashburn, VA
    Headquartered in Ashburn, Virginia and Springboro, Ohio, OPSPro is an Accounting company. They focus on Accounting and Finance & Accounting Outsourcing (FAO) and were established in 2013.
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    Industries

  • 1084
    (0 Reviews)

    Not yet reviewed.

    Undisclosed
    50 - 249 employees
    Baltimore, MD
    SteelToad, a Cybersecurity company, was launched in 2019. The team offers Cybersecurity and IT strategy consulting.
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  • 1085
    (1 Reviews) 5.0

    Timeliness

    5.0

    Service Excellence

    5.0

    Value

    5.0

    Would Recommend

    5.0
    Undisclosed
    50 - 249 employees
    Cockeysville, MD

    Marketing strategy company RDA was founded in 1988. The agency specializes in marketing strategy, CRM consulting and SI, web development, e-commerce development, and more and has a midsize team. The agency is located in Cockeysville, Maryland.

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    Industries

  • 1086
    (0 Reviews)

    Not yet reviewed.

    Undisclosed
    250 - 999 employees
    Baltimore, MD
    Freight Shippers Leads is a web design agency established in 2017. The agency provides Web Design and Search Engine Optimization, and is midsize.
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    Industries

  • 1087
    (0 Reviews)

    Not yet reviewed.

    Undisclosed
    2 - 9 employees
    Upper Marlboro, MD
    Phalanx Consultng and Solutions is a Business Consulting company. Their small team is headquartered in Upper Marlboro, Maryland. Their services include Business Consulting and IT strategy consulting.
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  • 1088
    (0 Reviews)

    Not yet reviewed.

    Undisclosed
    2 - 9 employees
    Ashburn, VA
    VG IT Services is an IT strategy consulting company. In Tampa, Florida and Ashburn, Virginia, their team focuses on IT strategy consulting and BI & big data consulting & SI.
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  • 1089
    (0 Reviews)

    Not yet reviewed.

    Undisclosed
    10 - 49 employees
    Ashburn, VA
    Established in 2011, Cleverspeck is a small business intelligence company. Their team focuses on BI & big data consulting & SI and cloud consulting & SI.
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    Industries

  • 1090
    (0 Reviews)

    Not yet reviewed.

    Undisclosed
    2 - 9 employees
    Herndon, VA
    Custom software development firm A1FED specializes in Custom Software Development and IT managed services. They are headquartered in Herndon, Virginia.
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  • 1091
    (0 Reviews)

    Not yet reviewed.

    Undisclosed
    10 - 49 employees
    Columbia, MD
    Big data company Variyas Global Solutions Inc was established in 2012. The team offers BI & big data consulting & SI and cloud consulting & SI.
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  • 1092
    (0 Reviews)

    Not yet reviewed.

    Undisclosed
    Freelancer employees
    Owings, MD
    Founded in 1999, Estes, Inc. Is a software development firm. Their team specializes in Custom Software Development and cloud consulting & SI.
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    Industries

  • 1093
    (0 Reviews)

    Not yet reviewed.

    Undisclosed
    10 - 49 employees
    Leesburg, VA
    NIYAMIT, Inc. Is a small custom software development firm and big data company based in Leesburg, Virginia. Their services include Custom Software Development and BI & big data consulting & SI.
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  • 1094
    (0 Reviews)

    Not yet reviewed.

    Undisclosed
    2 - 9 employees
    Manassas, VA
    Conrad, Inc., a small Cybersecurity company, is located in Manassas, Virginia. Their services include Cybersecurity.
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  • 1095
    (0 Reviews)

    Not yet reviewed.

    $1,000+
    Freelancer employees
    West Springfield, VA
    Vitality Labs is an artificial intelligence company. The team focuses on Artificial Intelligence and Custom Software Development and is based in West Springfield, Virginia.
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  • 1096
    (0 Reviews)

    Not yet reviewed.

    Undisclosed
    50 - 249 employees
    Columbia, MD
    PrimeSoft Solutions is a software development company established in 2006. The midsize team focuses on Custom Software Development and cloud consulting & SI.
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  • 1097
    (0 Reviews)

    Not yet reviewed.

    Undisclosed
    2 - 9 employees
    Aldie, VA
    Launched in 2018, JourneyBlazers is a CRM consulting and SI company. The team specializes in CRM consulting and SI and is based in Aldie, Virginia.
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  • 1098
    (0 Reviews)

    Not yet reviewed.

    Undisclosed
    10 - 49 employees
    Leesburg, VA
    Kreative Corp is a small Leesburg, Virginia-based Application Management & Support company. The team offers Application Management & Support and IT strategy consulting.
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  • 1099
    (0 Reviews)

    Not yet reviewed.

    Undisclosed
    2 - 9 employees
    Centreville, VA
    ANEUKOR LLC is an Accounting and other IT consulting and SI company. They are headquartered in Centreville, Virginia and have small team. Their team provides Accounting and other IT consulting and SI.
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  • 1100
    (0 Reviews)

    Not yet reviewed.

    Undisclosed
    10 - 49 employees
    Herndon, VA
    Confiminds LLC is a small ERP consulting and SI company based in Herndon, Virginia. Their services include ERP consulting and SI and Recruitment Process Outsourcing.
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    Industries

  • 1101
    (0 Reviews)

    Not yet reviewed.

    Undisclosed
    2 - 9 employees
    Baltimore, MD
    Tsquared Technologies, a Digital Strategy company, was launched in 2014. Located in Baltimore, Maryland, the team focuses on Digital Strategy and IT strategy consulting.
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  • 1102
    (0 Reviews)

    Not yet reviewed.

    $5,000+
    2 - 9 employees
    Potomac, MD
    Forthclover is a Generative AI company. Launched in 2025, their team focuses on Generative AI and AI Agents.
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  • 1103
    (0 Reviews)

    Not yet reviewed.

    $5,000+
    2 - 9 employees
    Silver Spring, MD
    Launched in 2024, Gray Fox Digital is a small social media marketing firm. Their services include Social Media Marketing and Search Engine Optimization.
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  • 1104
    (0 Reviews)

    Not yet reviewed.

    $1,000+
    2 - 9 employees
    Fairfax, VA
    Mission Vector Adivsory, an AI Agents company, was launched in 2026. Headquartered in Fairfax, Virginia, the team focuses on AI Agents and AI Consulting.
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  • 1105
    (0 Reviews)

    Not yet reviewed.

    $25,000+
    50 - 249 employees
    Baltimore, MD
    Serigor Inc is a midsize custom software development company headquartered in Baltimore, Maryland. Their services include Custom Software Development and IT managed services.
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    Industries

  • 1106
    (0 Reviews)

    Not yet reviewed.

    Undisclosed
    10 - 49 employees
    Potomac Falls, VA
    Headquartered in Potomac Falls, Virginia, TJ Westlake, LLC is an Advertising company. Established in 2007, the team focuses on Advertising and Branding.
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    Industries

  • 1107
    (0 Reviews)

    Not yet reviewed.

    Undisclosed
    10 - 49 employees
    Columbia, MD
    A P Ventures, LLC is a Business Consulting company. The Columbia, Maryland-based firm was launched in 2006. Their services include Business Consulting and HR Consulting.
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  • 1108
    (0 Reviews)

    Not yet reviewed.

    Undisclosed
    50 - 249 employees
    Baltimore, MD
    ReliaSource, a Cybersecurity and IT managed services company, is headquartered in Baltimore, Maryland. They focus on Cybersecurity and IT managed services.
    Read More
  • 1109
    (0 Reviews)

    Not yet reviewed.

    Undisclosed
    10 - 49 employees
    Columbia, MD
    Innovative Advanced Solutions, LLC is a Cybersecurity company. They are in Columbia, Maryland. Their team specializes in Cybersecurity and Business Consulting.
    Read More
  • 1110
    (0 Reviews)

    Not yet reviewed.

    Undisclosed
    2 - 9 employees
    Waldorf, MD
    Carter-Lambert Divisions, LLC is a Cybersecurity company located in Waldorf, Maryland. They focus on Cybersecurity and Custom Software Development.
    Read More
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