Best Illinois .Net Development Companies

84 Companies - Rankings updated: May 18, 2026

Each agency listed on DesignRush is assessed for industry expertise and customer testimonials are evaluated in order to provide you with a vetted selection. Certain listings represent paid partnerships.

United States × Illinois ×

101 Digital
We Provide People-Focused IT Solutions.
We Provide People-Focused IT Solutions.
Managed IT provider that manages IT services, security, software and hardware for small and medium sized businesses. [... view 101 Digital profile ]
Location
Naperville, Illinois
Number of Employees
Under 49
Average Hourly Rate
$150/hr
Minimal Budget
Under $1,000
View Profile
3.9 3.9 (7)
Holicky Corporation
To elevate businesses with proven solutions that drive lasting success and growth
To elevate businesses with proven solutions that drive lasting success and growth
Holicky Corporation is a full-service marketing agency located in New Lenox, IL. We serve businesses of all sizes, from small local shops to large corporations around the Chicagoland Area and throughout the United States. [... view Holicky Corporation profile ]
Location
New Lenox, Illinois
Number of Employees
Under 49
Average Hourly Rate
$125/hr
Minimal Budget
Under $1,000
View Profile
Panacea Infotech
Delivering Professional Excellence
Delivering Professional Excellence
Our infrastructure enable us to make sure the right balance of work. We have designed our work place smartly to perform different activities such as interaction, meetings and conference. We have separate seating areas for our business, technical and creative units along with privately-held area for server [... view Panacea Infotech profile ]
Location
Evanston, Illinois
Number of Employees
500 - 999
Average Hourly Rate
$24/hr
Minimal Budget
$10,000 - $25,000
View Profile
606 Digital
We bring clarity to complex business processes and projects.
We bring clarity to complex business processes and projects.
606 Digital is a Chicago-based consulting agency that focuses on client satisfaction through simple, elegant solutions. We pride ourselves in our ability to turn the most complex business requirements into intuitive software solutions, empowering our clients with the tools they need to seamlessly support and [... view 606 Digital profile ]
Location
Chicago, Illinois
Number of Employees
Under 49
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CSW Solutions
Cutting-Edge Cloud & Software Solutions
Cutting-Edge Cloud & Software Solutions
CSW Solutions specializes in cutting-edge Microsoft technologies, helping businesses adopt and integrate these technologies. Our management solutions and services tackle evolving business issues, empowering you to model your business for future expansion. [... view CSW Solutions profile ]
Location
Chicago, Illinois
Number of Employees
Under 49
Average Hourly Rate
$149/hr
Minimal Budget
$10,000 - $25,000
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5.0 5.0 (3)
Anomali by Design
We Connect With People.
We Connect With People.
Strategic UX and design.Bespoke, multi-platform programs.Connection and engagement.Authentic storytelling and public relations.Leveraging our experience, humility, and values, Anomali by Design connects with peoplewherever they're at, agnostic of circumstance. [... view Anomali By Design profile ]
Location
Chicago, Illinois
Number of Employees
Under 49
Average Hourly Rate
$180/hr
Minimal Budget
$25,000 - $50,000
Portfolios Count
3 Projects Listed
View Profile
Owl Digitech
Owl Digitech - Your Digital Partner, Always on the Prowl.
Owl Digitech - Your Digital Partner, Always on the Prowl.
At Owl Digitech, Our dedicated team strives to help you accomplish your business goals through collaboration, creativity, and critical analysis. We help our clients through every step to ensure their success. [... view Owl Digitech profile ]
Location
Lisle, Illinois
Number of Employees
Under 49
Average Hourly Rate
$100/hr
Portfolios Count
10 Projects Listed
View Profile
5.0 5.0 (5)
Tech Admire
Empowering Tomorrows Innovations Today
Empowering Tomorrows Innovations Today
At Tech Admire, we are more than just a company, we are a dynamic force of creativity, aspiration, and enthusiasm. Established to provide cutting edge services and IT solutions, Tech Admire brings together extensive experience and a dedicated team committed to driving growth and innovation in every project. [... see all Tech Admire reviews ]
Location
Bartlett, Illinois
Number of Employees
Under 49
Average Hourly Rate
$30/hr
Minimal Budget
$1,000 - $10,000
View Profile
4.3 4.3 (1)
TwinCore
Transforms idea into the right software solution
Transforms idea into the right software solution
TwinCore - is a full-cycle software development company. [... view TwinCore profile ]
Location
Chicago, Illinois
Number of Employees
Under 49
Average Hourly Rate
$35/hr
Minimal Budget
$10,000 - $25,000
Portfolios Count
1 Project Listed
View Profile
Devvela
Transforming Digitally With Success
Transforming Digitally With Success
Devvela has been assisting businesses of various sizes and types to harness the power of technology since 2007. Our client base includes daring startups, local brick-and-mortars, as well as Fortune 100 enterprises. [... view Devvela profile ]
Location
Chicago, Illinois
Number of Employees
100 - 249
Average Hourly Rate
$99/hr
Minimal Budget
$25,000 - $50,000
View Profile
5.0 5.0 (1)
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Aqua Design Works
Designing Digital Success, One Creative Pixel at a Time.
Designing Digital Success, One Creative Pixel at a Time.
We are your partner in digital success. We got your back, from creative logo, powerful websites, branding to digital marketing solutions. We help businesses elevate their online presence and help them connect with their audience effectively.Let's create, expand, and grow together! [... view Aqua Design Works profile ]
Location
Chicago, Illinois
Number of Employees
Under 49
Average Hourly Rate
$20/hr
Minimal Budget
$1,000 - $10,000
Portfolios Count
5 Projects Listed
View Profile
3.5 3.5 (30)
Soft Does
Custom Software That Works in the Real World
Custom Software That Works in the Real World
SoftDoes builds custom software, AI, and web applications for mid-market companies that need enterprise-grade results without the overhead of an in-house team. U.S.-based leadership. Full IP ownership. No lock-in. [... view Soft Does profile ]
Location
Chicago, Illinois
Number of Employees
50 - 99
Average Hourly Rate
$75/hr
Minimal Budget
$10,000 - $25,000
Portfolios Count
1 Project Listed
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Hristov Development
Expert Software Engineers.
Expert Software Engineers.
Our team of expert software engineers leads our clients through the product development process, laying out clear expectations and goals to hasten the product's time to market. [... view Hristov Development profile ]
Location
Chicago, Illinois
Number of Employees
Under 49
Average Hourly Rate
$49/hr
Minimal Budget
$1,000 - $10,000
Portfolios Count
2 Projects Listed
View Profile
Opinov8
Globally Recognized Digital and Engineering Solutions Partner.
Globally Recognized Digital and Engineering Solutions Partner.
Named Best AI Company and Software Development Company by The Netty Awards, Opinov8 is a global technology firm with development hubs across the United States, Europe, and Egypt. [... view Opinov8 profile ]
Location
Chicago, Illinois
Number of Employees
250 - 499
Average Hourly Rate
$42/hr
Minimal Budget
$50,000 & Up
Portfolios Count
3 Projects Listed
View Profile
5.0 5.0 (6)
HIPAA Software Development
Built By Engineers Who Understand Healthcare
Built By Engineers Who Understand Healthcare
HIPAA Software Development is a dedicated healthcare technology solution hub operated by Taction Software, focused on delivering secure, scalable, and fully compliant healthcare software solutions for organizations across the United States. Taction Software® (Taction Software LLC) is a registered U.S. [... view HIPAA Software Development profile ]
Location
Chicago, Illinois
Number of Employees
100 - 249
Average Hourly Rate
$45/hr
Minimal Budget
$10,000 - $25,000
Portfolios Count
1 Project Listed
View Profile
iCareBilling
Revolutionize Your Healthcare Practice.
Revolutionize Your Healthcare Practice.
iCareBilling is a private American Healthcare IT Company that provides Insurance Credentialing, Medical Billing and other services to the healthcare industry across the United States, integrating services with any EHR, Practice Management, or Medical Billing Software. [... view ICareBilling profile ]
Location
Chicago, Illinois
Number of Employees
500 - 999
Average Hourly Rate
$25/hr
Minimal Budget
$1,000 - $10,000
View Profile
5.0 5.0 (6)
AppCrops
Turning Ideas Into Interactive Apps
Turning Ideas Into Interactive Apps
AppCrops is a next-gen technology partner delivering end-to-end digital solutions for startups and enterprises. From interactive user-friendly iOS, Android or Custom Mobile applications to Web apps, ERP systems and custom software, we help transform ideas into high-performing digital products [... view AppCrops profile ]
Location
Chicago, Illinois
Number of Employees
50 - 99
Average Hourly Rate
$50/hr
Minimal Budget
$1,000 - $10,000
Portfolios Count
4 Projects Listed
View Profile
5.0 5.0 (3)
Pixel + Code Creative
Bringing Pixels To Life & Code To Action.
Bringing Pixels To Life & Code To Action.
We build cost-effective, user-friendly WordPress websites and WooCommerce solutions designed for small business growth. Our search engine optimization (SEO) strategies ensure your site ranks well, helping you connect with more customers. [... view Pixel + Code Creative profile ]
Location
Port Byron, Illinois
Number of Employees
Under 49
Average Hourly Rate
$100/hr
Portfolios Count
1 Project Listed
View Profile
Sketch Development Services
Better Teams // Better Software
Better Teams // Better Software
Clients rely on Sketch Development Services for end-to-end software solutions—application development, CI/CD automation, and cloud optimization. As software development experts, our knowledge‑driven creativity fuels ongoing success in fintech, healthcare, government, and E-commerce. [... view Sketch Development Services profile ]
Location
Chicago, Illinois
Number of Employees
Under 49
Minimal Budget
$50,000 & Up
View Profile
4.8 4.8 (8)
Arccus
Promising diverse capabilities
Promising diverse capabilities
Arccus is a leading digital agency delivering cutting-edge mobile apps, responsive websites, custom ERP solutions, and AI-driven automation. We partner with startups, enterprises, and governments to design and build scalable, smart technology that drives growth and digital transformation. [... view Arccus profile ]
Location
Naperville, Illinois
Number of Employees
Under 49
Average Hourly Rate
$25/hr
Minimal Budget
$10,000 - $25,000
Portfolios Count
3 Projects Listed
View Profile
Digital Cyber Nation
Empowering Ideas, Elevating Businesses.
Empowering Ideas, Elevating Businesses.
Digital Cyber Nation (DCN) is your one-stop solution for all things digital, offering services from logo design to advanced software development. We blend creativity, technology, and innovation to deliver customized solutions for businesses worldwide. [... view Digital Cyber Nation profile ]
Location
Aurora, Illinois
Number of Employees
50 - 99
Average Hourly Rate
$50/hr
Minimal Budget
$1,000 - $10,000
Portfolios Count
1 Project Listed
View Profile
Sourceved Technologies Pvt Ltd.
Top Sitecore Solutions Provider
Top Sitecore Solutions Provider
We embrace digital transformation through customer centric tactical results unleashing as a digital innovation agency.Sourceved is providing enterprise cms based solution which includes Sitecore , Umbraco , EpiServer , SiteFinity , Drupal and WordPress for all industries. [... view Sourceved Technologies Pvt Ltd. profile ]
Location
Naperville, Illinois
Number of Employees
Under 49
Average Hourly Rate
$35/hr
Minimal Budget
$10,000 - $25,000
Portfolios Count
3 Projects Listed
View Profile
4.7 4.7 (34)
Frantic Infotech
Mobile App Development Service in India & USA | App Software Development Company
Mobile App Development Service in India & USA | App Software Development Company
The frantic Infotech building trust, developing applications, & on-demand apps putting forward the demands of customers and customizing with their necessities. [... view Frantic Infotech profile ]
Location
Chicago, Illinois
Number of Employees
50 - 99
Average Hourly Rate
$500/hr
Minimal Budget
$10,000 - $25,000
View Profile
TekReboot
Refine, Re-innovate, Rediscover with TekReboot
Refine, Re-innovate, Rediscover with TekReboot
Delegate your business solution development to our trusted experts in the field of IT services, Software (full-stack) development, Web design, App design, and Digital marketing. [... view TekReboot profile ]
Location
Chicago, Illinois
Number of Employees
Under 49
Average Hourly Rate
$30/hr
Minimal Budget
$1,000 - $10,000
View Profile
Creative Design Venture
Digital Innovation For The Digital Age
Digital Innovation For The Digital Age
Creative Design Venture is a digital agency specializing in innovative web solutions and executive digital marketing services so that our valuable clientele and their businesses can have a strong online presence. [... view Creative Design Venture profile ]
Location
Chicago, Illinois
Number of Employees
Under 49
Average Hourly Rate
$100/hr
Minimal Budget
Under $1,000
Portfolios Count
1 Project Listed
View Profile
Profusion Systems
Turning Ideas Into Apps | Your Vision, Our Innovation
Turning Ideas Into Apps | Your Vision, Our Innovation
Profusion Systems is a leading mobile application and software development agency that turns creative concepts into innovative, user-friendly solutions. Founded in 2012, the agency specializes in custom software, cloud migration, and chatbot development, catering to mid and large-sized businesses. With a [... view Profusion Systems profile ]
Location
Downers Grove, Illinois
Number of Employees
Under 49
Average Hourly Rate
$35/hr
Minimal Budget
$10,000 - $25,000
View Profile
5.0 5.0 (4)
Enterprise 360 Solutions
Web Design Software Development & Digital Marketing.
Web Design Software Development & Digital Marketing.
Enterprise 360, we are a creative team specialize in creating results driven web and digital solutions from impressive websites, software and mobile app development, e-commerce, content management and branding solutions. [... view Enterprise 360 Solutions profile ]
Location
Schaumburg, Illinois
Number of Employees
Under 49
Minimal Budget
$1,000 - $10,000
View Profile
Codiantix
Designing Digital Experiences Developing Future-Ready Solutions
Designing Digital Experiences Developing Future-Ready Solutions
Codiantix is a software and creative agency delivering next-generation digital solutions from custom websites and mobile apps to full-stack software systems and UI/UX design. We help startups and enterprises scale with technology that performs. [... view Codiantix profile ]
Location
Chicago, Illinois
Number of Employees
Under 49
Average Hourly Rate
$5/hr
Minimal Budget
Under $1,000
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Taction Software
Global IT & Software Solution Company
Global IT & Software Solution Company
We have extensive global resources, deep industry, business process, and technological expertise, as well as a track record of producing uplifting success tales for businesses all over the world. [... view Taction Software profile ]
Location
Chicago, Illinois
Number of Employees
100 - 249
Average Hourly Rate
$40/hr
Minimal Budget
$25,000 - $50,000
View Profile
5.0 5.0 (21)
LN Solutions
Building Digital Growth.
Building Digital Growth.
At LN Solutions , our mission is simple: to empower businesses with the tools and strategies they need to succeed online. Whether it's creating stunning websites, implementing effective digital marketing campaigns, or developing custom software solutions, we are here to help our clients achieve their goals [... view LN Solutions profile ]
Location
Schaumburg, Illinois
Number of Employees
Under 49
Minimal Budget
Under $1,000
View Profile
5.0 5.0 (1)
Noboxidea
Crafting Digital Echoes.
Crafting Digital Echoes.
Nobox Idea delivers exceptional digital solutions with a focus on web design, development, and maintenance. Our services extend to custom software and app development, ensuring tailored solutions for your needs. We specialize in SEO to enhance your online visibility and offer strategic social media marketing [... view Noboxidea profile ]
Location
Naperville, Illinois
Number of Employees
Under 49
Average Hourly Rate
$30/hr
Minimal Budget
Under $1,000
View Profile
AlgoRepublic
Our expertise makes a positive impact to your business
Our expertise makes a positive impact to your business
AlgoRepublic offers comprehensive business automation, product development, and software/web development services to clients globally. Our expertise ensures innovative and efficient solutions tailored to meet the diverse needs of businesses worldwide. [... see all AlgoRepublic reviews ]
Location
Chicago, Illinois
Number of Employees
250 - 499
Average Hourly Rate
$30/hr
Minimal Budget
Under $1,000
Portfolios Count
1 Project Listed
View Profile
4.3 4.3 (1)
4.8 4.8 (18)
Frugalnova Innovation
Frugalnova - Crafting Smarter Software, Apps, and Innovations for All Platforms!
Frugalnova - Crafting Smarter Software, Apps, and Innovations for All Platforms!
Frugalnova is a leading software development company specializing in creating innovative solutions for businesses worldwide. We excel in mobile app development, iOS and Windows apps, web platforms, and cutting-edge technology solutions. Our expert team blends creativity and technical expertise to deliver [... view Frugalnova Innovation profile ]
Location
Mount Vernon, Illinois
Number of Employees
Under 49
Average Hourly Rate
$100/hr
Minimal Budget
Under $1,000
View Profile
3.5 3.5 (4)
EnlightVision Technologies Pvt. Ltd
Premier Tech Solutions
Premier Tech Solutions
EnlightVision is the partner of choice for many of the worlds leading enterprises, SMEs, and technology innovators. We elevate businesses through custom software development, product design, QA, and consultancy services. Our commitment is to deliver cutting-edge solutions tailored to your unique needs. [... view EnlightVision Technologies Pvt. Ltd profile ]
Location
St. Charles, Illinois
Number of Employees
Under 49
Average Hourly Rate
$10/hr
Minimal Budget
Under $1,000
View Profile

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Related Software Development Specializations in Illinois

About The Author and Expert Reviewer

Selina Garcia

Content Specialist

selina@designrush.com

Selina Garcia has authored 500+ articles and edited 50+ published books in economics, law, and history. Her unique blend of experiences allows her to approach content creation from a well-rounded perspective. Currently, Selina applies her expertise to producing insightful articles on IT, software, and applications for DesignRush.

Sergio Oliveira

Former Development Director

spotlight@designrush.com

Sergio is a technology leader with over six years of experience managing global teams and delivering projects across fintech, sportstech, and B2B platforms. At DesignRush, he drove product growth and development execution, building tools that speed up processes by 95% and cut costs by 35% while maintaining full uptime.

Latest Trends Related to .Net Development

Software Development

Best Illinois .Net Development Companies

We Provide People-Focused IT Solutions.

To elevate businesses with proven solutions that drive lasting success and growth

Delivering Professional Excellence

We bring clarity to complex business processes and projects.

Cutting-Edge Cloud & Software Solutions

We Connect With People.

Owl Digitech - Your Digital Partner, Always on the Prowl.

Empowering Tomorrows Innovations Today

Transforms idea into the right software solution

Transforming Digitally With Success

Designing Digital Success, One Creative Pixel at a Time.

Custom Software That Works in the Real World

Expert Software Engineers.

Globally Recognized Digital and Engineering Solutions Partner.

Built By Engineers Who Understand Healthcare

Revolutionize Your Healthcare Practice.

Turning Ideas Into Interactive Apps

Bringing Pixels To Life & Code To Action.

Better Teams // Better Software

Promising diverse capabilities

Empowering Ideas, Elevating Businesses.

Top Sitecore Solutions Provider

Mobile App Development Service in India & USA | App Software Development Company

Refine, Re-innovate, Rediscover with TekReboot

Digital Innovation For The Digital Age

Turning Ideas Into Apps | Your Vision, Our Innovation

Web Design Software Development & Digital Marketing.

Designing Digital Experiences Developing Future-Ready Solutions

Global IT & Software Solution Company

Building Digital Growth.

Crafting Digital Echoes.

Our expertise makes a positive impact to your business

Frugalnova - Crafting Smarter Software, Apps, and Innovations for All Platforms!

Premier Tech Solutions

Related Services in Illinois

Related Software Development Specializations in Illinois

About The Author and Expert Reviewer

Latest Trends Related to .Net Development