Top 30 C# Developers in Denver

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Top 30 C# Developers in Denver

The Best of July 2025

Looking for a top C Sharp software development company in Denver?

The programming language C Sharp (C#), is general-purpose and used for web and mobile apps. It has a number of advantages: It's object-oriented, has automatic garbage collection, functions across platforms, has backward compatibility, and integrates well with other platforms and services. 

List of the Best Denver C Sharp (C#) Software Development Companies

  • 1
    (26 Reviews) 5.0

    Timeliness

    4.9

    Service Excellence

    5.0

    Value

    4.9

    Would Recommend

    5.0
    $1,000+
    10 - 49 employees
    Denver, CO
    Pell Software is a software development firm. The Denver, Colorado-based company was launched in 2019. The small team offers Custom Software Development, Enterprise App Modernization, API Development, and Web Design.
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    Clients

    Aegion / Underground Solutions

    Industries

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  • 2
    (34 Reviews) 4.8

    Timeliness

    4.5

    Service Excellence

    4.8

    Value

    4.3

    Would Recommend

    4.9
    $25,000+
    250 - 999 employees
    Denver, CO
    Altoros is a midsize Blockchain company. Founded in 2001, the firm is based in Pleasanton, California; Buenos Aires, Argentina; Oslo, Norway and Helsinki, Finland. Their team offers Blockchain, Custom Software Development, Web Development, Enterprise App Modernization, and more.
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    Clients

    Allstate

    Industries

  • 3
    (23 Reviews) 4.9

    Timeliness

    4.7

    Service Excellence

    4.7

    Value

    4.4

    Would Recommend

    4.9
    $250,000+
    250 - 999 employees
    Broomfield, CO
    Located in Broomfield, Colorado; Medellín, Colombia; San José, Costa Rica and Guadalajara, Mexico, Gorilla Logic is a custom software development company. The midsize company was launched in 2002. Their services include Custom Software Development, cloud consulting & SI, Web Development, Mobile App Development, and more.
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    Clients

    Arrow Electronics

    Industries

  • 4
    (39 Reviews) 4.9

    Timeliness

    4.9

    Service Excellence

    4.9

    Value

    4.8

    Would Recommend

    5.0
    $25,000+
    1,000 - 9,999 employees
    Denver, CO
    Located in Denver, Colorado; London, England; Boston, Massachusetts and Vilnius, Lithuania, Itransition is a custom software development company. The large firm was founded in 1998. Their services include Custom Software Development, BI & big data consulting & SI, cloud consulting & SI, ERP consulting and SI, and more.
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    Clients

    Expedia

    Industries

  • 5
    (12 Reviews) 5.0

    Timeliness

    4.9

    Service Excellence

    4.8

    Value

    5.0

    Would Recommend

    5.0
    $25,000+
    50 - 249 employees
    Lakewood, CO
    Chromedia, Inc. Is a midsize custom software development company established in 1996. Their team specializes in Custom Software Development, IT staff augmentation, Web Development, Mobile App Development, and more. The agency is in Lakewood, Colorado and Cebu City, Philippines.
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    Clients

    Cruisebound

    Industries

  • 6
    (18 Reviews) 4.8

    Timeliness

    4.9

    Service Excellence

    4.9

    Value

    4.3

    Would Recommend

    4.9
    $50,000+
    250 - 999 employees
    Denver, CO
    Method is a midsize UX agency. They specialize in UX/UI Design, Custom Software Development, Digital Strategy, Mobile App Development, and more and were launched in 1999. The agency is located in New York, New York; London, England; Santa Clara, California and Charlotte, North Carolina.
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    Industries

  • 7
    (1 Reviews) 5.0

    Timeliness

    5.0

    Service Excellence

    5.0

    Value

    4.0

    Would Recommend

    5.0
    $50,000+
    50 - 249 employees
    Lakewood, CO
    Modernize is a midsize custom software development company. They provide Custom Software Development, Enterprise App Modernization, Mobile App Development, AI Consulting, and more and were launched in 2020.
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    Industries

  • 8
    (14 Reviews) 4.9

    Timeliness

    4.8

    Service Excellence

    4.9

    Value

    4.8

    Would Recommend

    5.0
    $1,000+
    10 - 49 employees
    Denver, CO

    MOST Programming is a technology business established in 2016. They have about 2 employees that serve mostly middle-market businesses in the legal, IT, and business services sector. MOST Programming is located in Denver. Services include custom software development, BI & Big Data Consulting, and web development. 

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    Clients

    Terrayn

    Industries

  • 9
    (3 Reviews) 4.7

    Timeliness

    5.0

    Service Excellence

    4.7

    Value

    5.0

    Would Recommend

    5.0
    $5,000+
    10 - 49 employees
    Denver, CO
    IndaPoint Technologies Pvt. Ltd. Is an AI firm. The small team is located in Vadodara, India and Denver, Colorado. Their services include Artificial Intelligence, Generative AI, Mobile App Development, Custom Software Development, and more.
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    Clients

    AI-Powered Web App for Ad Video Creation AI-Driven Healthcare Platform - Zuberdoc AI-powered Recruitment Solution AppliView 2.0 AI-Driven eBook Creation for Amazon KDP

    Industries

  • 10
    (4 Reviews) 4.9

    Timeliness

    4.9

    Service Excellence

    5.0

    Value

    5.0

    Would Recommend

    4.9
    $5,000+
    50 - 249 employees
    Littleton, CO
    Mobile app development company Alcyone Technologies is in Indore, India and Dublin, Ireland. The agency specializes in mobile app development, web development, and custom software development and is small.The agency was launched in 2012.
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    Industries

  • 11
    (3 Reviews) 4.8

    Timeliness

    4.7

    Service Excellence

    5.0

    Value

    4.7

    Would Recommend

    5.0
    $50,000+
    50 - 249 employees
    Denver, CO

    BlueModus is a technology agency based in Denver. The agency, founded in 2001, has more than 75 employees and provides web development, custom software development, e-commerce development, and IT strategy consulting services. BlueModus serves mid-market and enterprise companies in various industries that include business services, financial services, and medical. 

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    Clients

    Alzheimer's Association

    Industries

  • 12
    (1 Reviews) 5.0

    Timeliness

    5.0

    Service Excellence

    5.0

    Value

    5.0

    Would Recommend

    5.0
    $10,000+
    2 - 9 employees
    Denver, CO

    Forbina Consulting, LLC is a custom software development company launched in 2020. Their small team is based in Castle Rock, Colorado. Their services include custom software development, cloud consulting & SI, and other application development.

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    Clients

    Foundation for the Accreditation of Cellular Therapy

    Industries

  • 13
    (8 Reviews) 4.9

    Timeliness

    4.8

    Service Excellence

    4.9

    Value

    4.9

    Would Recommend

    5.0
    $50,000+
    10 - 49 employees
    Denver, CO
    Cloud consulting & SI company DevIQ was founded in 2018. The small team focuses on cloud consulting & SI, Custom Software Development, Artificial Intelligence, Enterprise App Modernization, and more. The agency is based in Denver, Colorado.
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    Industries

  • 14
    (5 Reviews) 4.8

    Timeliness

    4.8

    Service Excellence

    4.7

    Value

    4.6

    Would Recommend

    4.9
    $50,000+
    250 - 999 employees
    Englewood, CO

    Surge Software is a software development agency headquartered in Bellevue, WA, with other offices in Sacramento, CA, Baltimore, MD, and Salt Lake City, UT. The agency of 160+ employees provides custom software development, web development, mobile app development, and e-commerce development services.

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    Clients

    CompTIA

    Industries

  • 15
    (2 Reviews) 5.0

    Timeliness

    4.5

    Service Excellence

    5.0

    Value

    5.0

    Would Recommend

    5.0
    $1,000+
    2 - 9 employees
    Englewood, CO

    Elasticis is a data science and AI-based software development house with a core team of under 10 employees working out of Englewood, Colo. Since 2018, they've offered a range of services, including web development, mobile app development, and AI. Their clientele consists exclusively of small businesses.

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    Clients

    Well Information Technologies

    Industries

  • 16
    (3 Reviews) 5.0

    Timeliness

    5.0

    Service Excellence

    5.0

    Value

    5.0

    Would Recommend

    5.0
    $5,000+
    10 - 49 employees
    Denver, CO

    SoftProdukt is a software engineering company located in Denver. Founded in 1986, they currently have about 8 employees. They provide web, custom software, and IoT development services to midmarket firms and small businesses in government, financial services, and the gambling industry. 

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    Clients

    Central Mining Institute

    Industries

  • 17
    (1 Reviews) 5.0

    Timeliness

    5.0

    Service Excellence

    5.0

    Value

    5.0

    Would Recommend

    5.0
    $5,000+
    10 - 49 employees
    Centennial, CO

    Custom software development firm Argis Solutions, Inc. Was founded in 2016. The small team provides custom software development, web development, mobile app development, web design, and more. The agency is in Centennial, Colorado.

    Read More

    Industries

  • 18
    (0 Reviews)

    Not yet reviewed.

    $250,000+
    50 - 249 employees
    Lakewood, CO
    Briebug, an Enterprise App Modernization company, was launched in 2009. The team specializes in Enterprise App Modernization and Custom Software Development and is based in Lakewood, Colorado.
    Read More

    Industries

  • 19
    (0 Reviews)

    Not yet reviewed.

    $10,000+
    250 - 999 employees
    Westminster, CO
    AI firm Mitosis Technologies is based in Rajakilpakkam, India and Westminster, Colorado. Founded in 2013, the team provides Artificial Intelligence and Custom Software Development.
    Read More

    Industries

  • 20
    (0 Reviews)

    Not yet reviewed.

    $10,000+
    50 - 249 employees
    Denver, CO
    DMC, Inc., a custom software development firm, is based in Chicago, Illinois and Somerville, Massachusetts. The team provides Custom Software Development and CRM consulting and SI.
    Read More

    Clients

    3M

    Industries

  • 21
    (0 Reviews)

    Not yet reviewed.

    $5,000+
    10 - 49 employees
    Denver, CO
    Fyin.com, a website development company, was founded in 1999. The firm specializes in Web Development and Web Design.
    Read More

    Clients

    Vail Resorts

    Industries

  • 22
    (0 Reviews)

    Not yet reviewed.

    $50,000+
    2 - 9 employees
    Parker, CO
    Software development firm Adept Software, LLC was established in 2019. The small team offers Custom Software Development and Enterprise App Modernization.
    Read More

    Industries

  • 23
    (0 Reviews)

    Not yet reviewed.

    $10,000+
    250 - 999 employees
    Denver, CO
    Credera is a midsize IT strategy consulting company launched in 1999. Their services include IT strategy consulting and Custom Software Development.
    Read More

    Clients

    Chili's Grill & Bar

    Industries

  • 24
    (0 Reviews)

    Not yet reviewed.

    $25,000+
    2 - 9 employees
    Denver, CO
    SourceSeek, a custom software development company, was launched in 2014. The firm focuses on Custom Software Development and Artificial Intelligence.
    Read More

    Industries

  • 25
    (0 Reviews)

    Not yet reviewed.

    $5,000+
    2 - 9 employees
    Denver, CO
    Headquartered in Irvine, California and Denver, Colorado, HawkenIO is a small software development firm. The team focuses on Custom Software Development and Artificial Intelligence.
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  • 26
    (1 Reviews) 5.0

    Timeliness

    5.0

    Service Excellence

    5.0

    Value

    5.0

    Would Recommend

    5.0
    $5,000+
    10 - 49 employees
    Boulder, CO

    People Productions is a B2B content marketing firm based in Boulder, Colorado. Its roughly 15-person team includes video producers, writers, and animators, as well as full-stack developers. While it offers a range of content options, People Productions specializes in video production and digital development, including mobile apps and website creation. The majority of its clients are enterprise and midmarket businesses, and it has worked with many healthcare companies 

    Read More

    Industries

  • 27
    (0 Reviews)

    Not yet reviewed.

    Undisclosed
    Freelancer employees
    Westminster, CO
    Founded in 2000, dbBri.com is a small business intelligence company. Their services include BI & big data consulting & SI and Custom Software Development.
    Read More

    Industries

  • 28
    (0 Reviews)

    Not yet reviewed.

    Undisclosed
    10 - 49 employees
    Englewood, CO
    Founded in 1996, Ephibian, Inc. Is an UX agency. The company specializes in UX/UI Design and IT managed services, and is small.
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  • 29
    (0 Reviews)

    Not yet reviewed.

    $5,000+
    50 - 249 employees
    Longmont, CO
    Realware LLC, a midsize IT strategy consulting company, is located in Longmont, Colorado. The team provides IT strategy consulting and Cybersecurity.
    Read More

    Industries

  • 30
    (3 Reviews) 5.0

    Timeliness

    4.7

    Service Excellence

    5.0

    Value

    5.0

    Would Recommend

    4.8
    $1,000+
    10 - 49 employees
    Loveland, CO

    LinkingLogics.com is a software company founded in 1980 in Loveland, Colo. Their team of no more than 50 specializes in IT staff augmentation, custom software development, and web development solutions for small and mid-market businesses alike.

    Read More

    Clients

    Hire Excellence, Inc.

    Industries

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