Top C# Development Companies in Chicago
SelectedFirms reviews agencies and verifies client feedback to support informed decisions. [How SelectedFirms Ensures Trust]
Explore Reviewed C# Development Companies in Chicago — Find Skilled C# Developers for Your Project
Certain agencies may be featured through sponsored placements. Rankings and SF Scores remain unbiased and are based solely on our evaluation methodology.
8 Companies
Filter by
-
USA
-
Illinois
-
Chicago
38
SF Score
SF Score is calculated using our SARM methodology to evaluate agency expertise, market presence, and overall credibility. View Ranking Methodology
We're Digital Agency From The Windy City
Tekglide is an IT firm based in Chicago and Houston. We are one of the best web solutions company with a strong portfolio. Our professional web development services are renowned all across the word. We have a team of experts offering Magento development, Shopify development, WordPress development, and custom development. Quality is our utmost priority and we are available for consultancy 24/7. We make sure to provide our clients an excellent experience so they can flourish their businesses.
View Tekglide Profile$50-$99/hr
$5,000 - $100,000
35 - 40
Chicago, USA
Verified Client Review
Web Design & Dev for Carbon Bike Repair Company
Reviewed by: Charlotte Herzenberg, CEO at Carbon Bike Specialists View all 6 Reviews33
SF Score
SF Score is calculated using our SARM methodology to evaluate agency expertise, market presence, and overall credibility. View Ranking Methodology
For Big Kids and Daredevils
Slingshot is a USA- based software and app development company specializing in taking your vision from idea to launch. Their unique 4-step process puts an empathetic focus on the user, allowing their strategists, designers, and developers to personalize the app specifically for your business. Whether you’re a Fortune 500 company wanting to streamline your process or a small organization needing to create a mobile app, their daredevils would be happy to help. Their goal is to create a lasting relationship so that they can guide you confidently into your future.
See all 2+ Portfolios$100-$149/hr
$50,000+
10 - 49
Louisville, USA
Verified Client Review
Application Design & Dev for Startup Company
Reviewed by: Roland Achenjang, Founder & CEO, C2 Keep View all 2 Reviews32
SF Score
SF Score is calculated using our SARM methodology to evaluate agency expertise, market presence, and overall credibility. View Ranking Methodology
Designing bright for the hype
We are a Brightlab team, an international company of terrific developers and talented designers.There are 60 people in our team: UI/UX designers, front-end developers, back-end developers, mobile developers, QA engineers, DevOps engineers, business analysts. Brightlab has been on the market for about 6 years and during this time we have been working both with small businesses and big enterprises. We are ready to implement ideas of any complexity across the whole stack of technologies. All our solutions contain the foundation for SEO optimization, Google analytics service, etc.
View Brightlab Profile$25-$49/hr
$10,000+
50 - 100
Chicago, USA
Verified Client Review
Web Design and Development for Technology Platform
Reviewed by: Alex Monroe, Co-Founder at Hotcake Golf View all 1 Reviews31
SF Score
SF Score is calculated using our SARM methodology to evaluate agency expertise, market presence, and overall credibility. View Ranking Methodology
OUR QUALITY, YOUR SUCCESS!
We are a collection of realists, strategists, developers, perfectionists, and idealists. We create amazing apps and software. Our primary objective as a leading enterprise is providing clients worldwide with digital transformation services and solutions. With a strong track record of more than a decade in the IT industry, 9series' experience is valued, with countless man-hours devoted to delivering cutting-edge services and solutions. We have built more than 65 mobile applications, successfully served more than 500 clients, and are dispersed throughout countries such as Sweden, Norway, Ireland, Finland, the United Kingdom, Germany, France, Italy, South Africa, Ghana, Kenya, the United States, Canada, Australia, Singapore, Malaysia, Turkey, Egypt, Iran, and the United Arab Emirates, among others.
View 9series Profile$25-$49/hr
$1,000+
50 - 249
Seattle, USA
Verified Client Review
Web App Dev for Property Rental SaaS Platform
Reviewed by: Angel Ramos, CEO at ACuadrado Corp. View all 10 Reviews30
SF Score
SF Score is calculated using our SARM methodology to evaluate agency expertise, market presence, and overall credibility. View Ranking Methodology
Software Development Outsourcing Company
CodingCops is a trusted global tech talent partner for businesses looking to hire elite software developers on-demand. As a leading hire-developers agency, we specialize in helping startups, SMEs, and enterprises quickly scale their engineering teams with pre-vetted, remote software developers without the time and cost of traditional hiring. Whether you're looking to hire one developer or build a dedicated offshore team, CodingCops offers flexible engagement models that adapt to your goals, timelines, and tech stacks. Our global talent pool covers all major technologies including React, Ruby on Rails, Node.js, Python, Java, AI, ML and more. With each developer pre-vetted for technical ability, communication, and culture fit. We proudly serve clients across critical industries: * Technology * Healthcare * Finance * Retail & E-commerce * Manufacturing * Telecommunications * Education * Energy Our excellence has been recognized by leading industry platforms including Clutch, G2, Gartner, GoodFirms, SoftwareWorld, TopDevelopers, DesignRush, Outsource Accelerator, SelectedFirms, and Wellfound. A testament to the quality, reliability, and impact of our developer talent. At CodingCops, we don’t just fill roles. We help you build high-performance, scalable teams that drive innovation and business growth. Whether you're launching an MVP, optimizing existing systems, or building enterprise-grade platforms, our developers integrate seamlessly into your projects and deliver results from day one. Hire faster. Scale smarter. Build with the top 1%, only at CodingCops.
View CodingCops Profile$25-$49/hr
$10,000+
300 - 400
Chicago, USA
28
SF Score
SF Score is calculated using our SARM methodology to evaluate agency expertise, market presence, and overall credibility. View Ranking Methodology
Transforming Ideas into Digital Realities
StudioKrew is a leading mobile app and Game development company based in India, USA, UK, UAE, & Canada, since 2013. Creating customer success strategies and implementing them into solutions is what we do at StudioKrew. With 12 years of experience in providing smart IT solutions, our social nerds have mastered the art of pushing boundaries to create customised mobility solutions and achieve success stories. Simultaneously with developing exciting products, we work on maintaining strong client relationships, which are crucial for carrying forward business legacies. The StudioKrew team has been a top hand-picked tech company globally across different time zones. We deliver quick projects while maintaining high-level designs and development aesthetics, catering to the needs of the demanding market. Do you have an idea? Feel free to consult with our managers to brainstorm possibilities and strategies to create a viable product before you sign in. Contact Us Now. Our service offerings include: Product strategy and definition Mobile Game Development Casual Game Development Game Designing Studio High Graphics 3D Designing and Animation UX/UI design Native Mobile App Development React Mobile App Development AR/VR App Development Web development Backend services AI, Machine learning and data science eCommerce Web and App Development Revit Development and Consultancy Some of the sectors we specialize in: Product strategy and definition UX/UI design Automobile Advertisements Entertainment Education Healthcare Banking Training and Assessments
View StudioKrew Profile$25-$49/hr
$2,000 - $6,000
80 - 120
Chicago, USA
28
SF Score
SF Score is calculated using our SARM methodology to evaluate agency expertise, market presence, and overall credibility. View Ranking Methodology
digital agency in Chicago
You don’t just need a brand—you need a presence. At Design Henge, we craft bold, high-impact digital experiences that make your business unforgettable. We’re not just any digital agency in Chicago—we’re the one that makes brands impossible to ignore.
View Design Henge Profile$100-$149/hr
$100 - $1,000
50 - 60
Chicago, USA
18
SF Score
SF Score is calculated using our SARM methodology to evaluate agency expertise, market presence, and overall credibility. View Ranking Methodology
Crafting technologies to move business.
As seasoned agency partners, we understand what it takes to develop incredible digital solutions that add value, produce tangible results, and support your company's ongoing success in this dynamic environment. We are committed to becoming the best team for you to fulfill the mission and goals we set out to achieve together, whether you are working on a major enterprise platform or a brand-new startup. "Do Good" is our motto. Be decent. It is a fundamental principle of our family-run firm that directs our daily efforts to deliver the finest possible service and the greatest possible output. We are honored to be in our fifteenth year of offering our digital know-how to companies across the globe, and we value the chance to collaborate.
View Dom & Tom Profile$150-$199/hr
$50,000+
10 - 49
New York, USA
Why Companies Trust SelectedFirms?
SelectedFirms bridges the gap between businesses and digital service providers as a trusted B2B research and listing platform. With the trust of 14,000+ companies and a growing community of 1M+ users, we empower businesses with reliable insights to make confident decisions.
Human-verified companies
We manually review companies to ensure they meet our quality standards before they appear on the platform.
Research-driven rankings
We rank companies using a clear ranking methodology based on real client feedback, expertise, market credibility, and how well teams execute — not hype.
Always up-to-date insights
We regularly refresh listings with new reviews, portfolio updates, and market changes to keep decisions relevant.
Verified credibility signals
From verified badges to editorial reviews, we highlight companies that show real commitment to quality and transparency.