Our industry analysts ranked the leading IT services companies in Illinois that help businesses run and manage their digital infrastructures efficiently. Review their prices, portfolios, client experiences, team size and more to select the best partner for your needs.
Organic rankings are determined by five factors: top services, reviews, portfolio, awards/press, and team expertise. Sponsored listings pay for a placement that appears above organic positions. Sponsorship does not affect star ratings or review content - read more on our methodology page.
United States × Illinois × Consumer Goods × Sort by: Organic Rankings ×Clear Filters
VerifiedVerified by the DesignRush team for authenticity and credibility.
We help businesses in building Web, App, Software, and Adapting AI Solutions.
Probey Services builds websites on WordPress and Shopify, iOS and Android apps, and web applications. The IT services firm has delivered 1,800+ projects across global markets. Best for small and mid-size businesses needing a cost-effective offshore development partner...
Top Services:
Mobile App Development
Software Development
Web Development
Web Design
WordPress Website Design
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Location
Chicago, Illinois
Number of Employees
250 - 499
Average Hourly Rate
$10/hr
Minimal Budget
Under $1,000
Portfolios Count
94 Projects Listed
Probey Services Services
Mobile App Development
Software Development
Web Development
Web Design
WordPress Website Design
Digital Marketing
Digital Services
SEO
IT Services
AI Development
Data sourced from the agency's DesignRush profile, its website, and other relevant accounts
Bartisans
Samyakk
30 Days Fitness
Isharya
The Estate Residences
VegenMart
Fresh Menu Application
PRAO Fashion Jewellery
Audentia Space
Wings of Change
Data sourced from the agency's DesignRush profile
Probey Services Reviews & Testimonials
Rajat Sinh Founder at Aaayan Systems
5.0★
Web Development Review from Rajat Sinh
Probey transformed our outdated website into a modern, high-performing platform by understanding our business goals and delivering the right solutions. Since the launch, we have seen significant growth in website traffic, lead conversions, and operational efficiency through their backend integrations. Impressed with their expertise and quality of work, we also trusted Probey with our CRM development project as well. Thank you to the entire Probey Services team for your professionalism and support.
Roshan CEO at NanoTherapX
5.0★
Web Design Review from Roshan
This is Roshan, CEO at NanoTherapX. Working with Probey Services for our CRM Development. What stood out most was their stability, consistency, reliability, and a smooth implementation. The CRM has streamlined our client management, improved team efficiency, and helped us manage operations more effectively. Since its implementation, we've seen better productivity and consistent business growth. I highly recommend Probey Services UK to any business looking for a reliable technology partner.
Tejaswini Director at Green Matter Packaging
5.0★
Mobile App Development Review from Tejaswini
What stands out most about Probey Services is their discipline-no missed calls, no vague timelines, and no surprises. They built our mobile app with a level of professionalism that made us feel like a priority throughout the project. The delivery was on schedule, the code quality was excellent, and the final product met high standards. Since the app launch, we've seen consistent business growth, and managing customer orders has become much more efficient. I highly recommend Probey Services UK to any business looking for a dependable technology partner.
Reviews verified by DesignRush and sourced from the agency's profile View All Reviews
SDLC Corp delivers custom software, AI, Odoo ERP, Salesforce, and cloud transformation services to 200+ enterprise clients including Huawei and Fujitsu, with 500+ projects completed. Best suited for mid-size to enterprise businesses seeking AI-driven digital transformation or ERP implementation...
Top Services:
Software Development
Mobile App Development
Web Development
AI Development
Blockchain
Show more
Location
Batavia, Illinois
Number of Employees
250 - 499
Average Hourly Rate
$30/hr
Minimal Budget
$10,000 - $25,000
Portfolios Count
53 Projects Listed
SDLC Corp Services
Software Development
Mobile App Development
Web Development
AI Development
Blockchain
eCommerce Development
IT Services
VR/AR
CRM Consulting
ERP Consulting
Data sourced from the agency's DesignRush profile, its website, and other relevant accounts
Fujitsu
Rubix
EduBull
Giftcast
Flynk
Early Salary
PorchLight Group
Windermere
Saas Bazaar
Dominos
Data sourced from the agency's DesignRush profile
SDLC Corp Reviews & Testimonials
Navrina Singh Founder & CEO at Credo AI
5.0★
Odoo Review from Navrina Singh
As a growing business in Australia, our internal systems had become difficult to manage. We partnered with SDLC CORP for Odoo development, and their team took the time to understand our workflows and bottlenecks. They automated repeated tasks, streamlined our processes, and kept communication clear at every step. This was not a one-time quick fix; it continues to improve how we run the business every day.
Robert Khachatryan Founder at Freight Right Global Logistics
5.0★
Software Development Review from Robert Khachatryan
Working with SDLC Corp on IoT supply chain project has helped us at Freight Right Global Logistics. Their smart tracking and fleet management have helped us work faster by reducing delays and improving delivery routes. The temperature sensors for perishables gave us peace of mind, keeping our products safe and fresh. Overall, their expertise and smooth support made the whole process easy and stress-free!
Ritujoy Narayan Chowdhury Managing Director at Franklin Park
5.0★
Web Design Review from Ritujoy Narayan Chowdhury
We partnered with SDLC Corp to explore automating client services like reporting and task tracking. They provided a clear and detailed roadmap for building software tailored to our needs, complete with features like client dashboards and real-time analytics. Their project management was seamless, and their ability to combine technical know-how with industry insight was outstanding. Their work has set us up to optimize our workflows and better serve our clients. We couldnt be more impressed with the collaboration!
Reviews verified by DesignRush and sourced from the agency's profile View All Reviews
Rubyroid Labs is a software development company specializing in Ruby on Rails, React Native and UX/UI Design. since 2013. We architect end-to-end services for both large enterprises (Mastercard, Volvo, Toyota) and leading startups from Y Combinator and Seedcamp...
Top Services:
Product Design
Software Development
Mobile App Development
Web Design
Web Development
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Location
Springfield, Illinois
Number of Employees
50 - 99
Average Hourly Rate
$50/hr
Minimal Budget
$10,000 - $25,000
Portfolios Count
27 Projects Listed
Rubyroid Labs Services
Product Design
Software Development
Mobile App Development
Web Design
Web Development
Staff Augmentation
IT Services
Design Services
Data sourced from the agency's DesignRush profile, its website, and other relevant accounts
Drone Base
Volvo
Sail Croatia
Big Purple Dot
Day one credit
FSP Festival (management software)
Let Know
Volition
Layer Cake
Presli
Data sourced from the agency's DesignRush profile
Rubyroid Labs Reviews & Testimonials
Michael Peter Craies Head of Product at Mpowered Business Solutions
4.8★
Ruby on Rails Review from Michael Peter Craies
Rubyroid Labs joined our team at a time when we were starved for Ruby on Rails devs. After a very short while, the assigned team members were taking on more and more complex code and helped bolster our development outputs. Before they joined us, our average bug response time was over 2 weeks, a value that they have helped us reduce to under 8 days, with urgent tickets being resolved within a few hours. There teams' response times regarding staff movements (e.g. replacing one of our assigned devs) as well as our queries are impressive. I would definitely recommend them to any company looking to outsource their development needs.
Anonymous Product Manager at Legaltech Workflow Automation Tool
5.0★
Software Development Review from Anonymous
Rubyroid Labs conducted a code audit for our legaltech workflow automation platform. They identified several critical areas for improvement and provided actionable recommendations. Our internal development team has implemented their suggestions, which has led to measurable improvements in platform quality.
Anonymous Lead Program Manager at Altoros
5.0★
Software Development Review from Anonymous
Rubyroid Labs provided excellent Ruby on Rails, React, and React Native resources for our data-driven application. The team successfully implemented features for real-time statistics, logistics management, and advanced data filtering. They delivered everything we requested, and the team was highly motivated, engaged, and genuinely interested in our product's success. Daily communication was smooth and effective.
Reviews verified by DesignRush and sourced from the agency's profile View All Reviews
a1qa is a global quality engineering company helping businesses release software with confidence. From software testing and automation to AI-powered quality engineering, we deliver measurable quality outcomes at scale...
Top Services:
Software Testing
Managed Services
IT Services
Staff Augmentation
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Location
Chicago, Illinois
Number of Employees
1000 & Up
Average Hourly Rate
$25/hr
Minimal Budget
$10,000 - $25,000
Portfolios Count
16 Projects Listed
a1qa Services
Software Testing
Managed Services
IT Services
Staff Augmentation
Data sourced from the agency's DesignRush profile, its website, and other relevant accounts
Adidas
Pearson
SAP
Acronis
Expedia
Data sourced from the agency's DesignRush profile
a1qa Reviews & Testimonials
Anonymous Chief Engineering Officer at Confidential
5.0★
Applications Review from Anonymous
Working with A1QA has been exceptional since the very beginning. Their professionalism, efficiency, and quality of work often exceed what we’ve seen from much larger providers. From the early planning stages through test execution and continuous improvements, the team has shown strong expertise and maintained clear, reliable communication. Their dedicated focus on QA has given us an experienced group that manages the entire process with little need for oversight on our side. They are true experts in their field.
Undisclosed Research and Development Manager at IT Company
5.0★
Software Testing Review from Undisclosed
Highly qualified staff and quick search for new employees. The outstaffed guys have high technical expertise and are well-versed in the latest technologies. My overall experience with the service has been positive. Their guys have integrated well with our in-house staff and contributed significantly to projects.
Rick Fox QA Lead at Bally's Interactive
5.0★
Software Testing Review from Rick Fox
The team's clear communication and hardworking nature made them easy to work with. Tasks included writing and managing test cases and conducting various QA tests, such as feature acceptance and regression testing. Worked alongside internal teams to ensure we tested the priority each Day & Week of the project. Issues raised communicated out so any blockers were prioritised appropriately.
Reviews verified by DesignRush and sourced from the agency's profile View All Reviews
Brightlab is an independent design & development studio that has one rule helping startups and big-scale enterprises build the most innovative online products in the market...
Top Services:
Web Design
eCommerce Development
Web Development
UI/UX Design
Software Development
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Location
Chicago, Illinois
Number of Employees
50 - 99
Minimal Budget
$10,000 - $25,000
Portfolios Count
11 Projects Listed
Brightlab Services
Web Design
eCommerce Development
Web Development
UI/UX Design
Software Development
Mobile App Development
IT Services
AI Development
DevOps Consulting
Data sourced from the agency's DesignRush profile, its website, and other relevant accounts
MURAL Labs
Songsterr
HomesCooks
Alpha One
eDomus
TELE2
Data sourced from the agency's DesignRush profile
Brightlab Reviews & Testimonials
Yiannis Kaznessis Founder and CEO at AgThera Inc.
5.0★
Web Design Review from Yiannis Kaznessis
Our website was established and redesigned by Brightlab, and it receives a lot of traffic. Our interaction with Brightlab team was exceptional. They were dependable, communicative, and responsive. They were really easy to work with and quickly grasped what I was striving for. Additionally, there weren't many mistakes to fix after development. Incredibly capable and productive team!
Reviews verified by DesignRush and sourced from the agency's profile View All Reviews
Faye stands at the forefront as global Salesforce consulting firm + SugarCRM and marketing automation consultants, turning software into pure efficiency. Our certified team excels in integrating platforms like SugarCRM, Zendesk, and Salesforce, ensuring optimized tech stacks for businesses. Powered by an...
Top Services:
Software Development
IT Services
CRM Consulting
Location
Chicago, Illinois
Number of Employees
100 - 249
Portfolios Count
5 Projects Listed
Faye Services
Software Development
IT Services
CRM Consulting
Data sourced from the agency's DesignRush profile, its website, and other relevant accounts
Hunter
Advocate Construction
Aeromotive
Data sourced from the agency's DesignRush profile
Faye Reviews & Testimonials
Joe Cumiskey Review from Google
1.0★
Joe Cumiskey's Review Sourced from Google
As a small Company 50 employees I would not recommend using Sugar CRM due to my own experience. They nearly put us out of business. Once you sign up you are at their mercy. The big Companies have influence on them. We were simply left high and dry.
Reviews verified by DesignRush and sourced from the agency's profile View All Reviews
Ship software with confidence, not crossed fingers.
goGreenlit is a Chicago-based QA consulting agency that helps startups and growing companies build reliable software through embedded quality assurance. Founded by experienced QA engineers Muhammad Ali and Mohammad Khan, the agency integrates directly into development teams to prevent defects before release...
Top Services:
IT Services
Software Testing
Location
Skokie, Illinois
Number of Employees
Under 49
Average Hourly Rate
$85/hr
Minimal Budget
$1,000 - $10,000
goGreenlit Services
IT Services
Software Testing
Data sourced from the agency's DesignRush profile, its website, and other relevant accounts
Full Service Accounting, Project Management & Finance Solutions
Hi, we are Kranz! We are the preeminent project management, accounting, and IT solutions firm helping start-ups and Venture Capital companies grow...
Top Services:
IT Services
Accounting
Location
Chicago, Illinois
Number of Employees
250 - 499
Kranz Consulting Services
IT Services
Accounting
Data sourced from the agency's DesignRush profile, its website, and other relevant accounts
Health Care Industry
Food and Beverage Industry
Consumer Goods
Data sourced from the agency's DesignRush profile
Kranz Consulting Reviews & Testimonials
Thomas Olenek Review from Google
5.0★
Thomas Olenek's Review Sourced from Google
I've worked with employees from Kranz for the last two years and have been consistently impressed by how knowledgeable they are in their field and their professionalism. I look forward to staying in touch with those I've worked with as I continue my career.
Reviews verified by DesignRush and sourced from the agency's profile View All Reviews
Global SAP Gold Partner for S/4HANA, digital supply chain and SAP-native AI products
Mygo Consulting helps enterprises get more from SAP. Since 2013, the Naperville-based Gold Partner has delivered 200+ projects across S/4HANA, digital supply chain (EWM, TM, IBP), Central Finance, BTP and Tricentis test automation for 500+ clients worldwide. Its MyProducts portfolio adds SAP-native AI for AP...
Top Services:
IT Services
ERP Consulting
AI Development
Software Development
Show more
Location
Naperville, Illinois
Number of Employees
500 - 999
Average Hourly Rate
$100/hr
Minimal Budget
$50,000 & Up
Portfolios Count
1 Project Listed
Mygo Consulting Services
IT Services
ERP Consulting
AI Development
Software Development
Data sourced from the agency's DesignRush profile, its website, and other relevant accounts
Gibraltar Industries
Wolters Kluwer
SAP
Data sourced from the agency's DesignRush profile
Mygo Consulting Reviews & Testimonials
chaitanya Review from Google
5.0★
chaitanya's Review Sourced from Google
Working at Mygo Consulting has been an incredibly rewarding journey for my professional growth. The company excels at fostering a culture of excellence, innovation, and teamwork, particularly within the SAP ecosystem. Management is highly approachable, transparent, and actively invests in the team by providing hands-on mentorship and continuous training opportunities. This supportive environment makes it a perfect place for anyone looking to sharpen their technical skills, take on exciting new challenges, and build a long-term, impactful career in consulting.
Prashanth N Review from Google
5.0★
Prashanth N's Review Sourced from Google
My experience with Mygo Consulting has been exceptional. The leadership team consistently demonstrates professionalism, integrity, and a strong commitment to both employee and client success. Their collaborative culture promotes growth, learning, transparency, and trust.Mygo Consulting apart is its deep understanding of business needs, effective communication, and ability to deliver reliable, high-quality solutions that create real value for clients. I highly recommend Mygo Consulting as a trusted partner for businesses and as a supportive, growth-oriented employer for professionals seeking long-term career success.
divya jagabattula Review from Google
5.0★
divya jagabattula's Review Sourced from Google
I had a great experience with Mygo Consulting Inc. The team has been very supportive and professional throughout my onboarding and project transition. They provided excellent guidance, maintained clear communication, and made the overall process smooth and comfortable. I truly appreciate the efforts of the team in helping me get started and ensuring a positive experience.Mygo Consulting Inc. provides a great platform for professional growth and learning. The opportunities to work with new technologies and collaborate with experienced teams have been valuable. I am grateful for the support, trust, and opportunities provided by the organization and would highly recommend Mygo Consulting Inc. to professionals looking for a supportive work environment.
Reviews verified by DesignRush and sourced from the agency's profile View All Reviews
EWSolutions helps organizations implement structured data governance frameworks that ensure secure, consistent, and compliant data management. The firm combines master-data management, data quality, and compliance services to make enterprise data reliable and actionable...
Top Services:
Big Data Analytics
IT Services
Location
Bloomingdale, Illinois
Number of Employees
50 - 99
EWSolutions Services
Big Data Analytics
IT Services
Data sourced from the agency's DesignRush profile, its website, and other relevant accounts
Data Simplified. Marketing Optimized. Insights Delivered.
Solvenna builds comprehensive data governance frameworks that ensure data accuracy, security, and compliance. The firm combines governance policy design, metadata management and data quality measures to help organizations transform raw data into reliable, busines-sready assets...
Top Services:
Big Data Analytics
IT Services
Location
Chicago, Illinois
Number of Employees
Under 49
Solvenna Services
Big Data Analytics
IT Services
Data sourced from the agency's DesignRush profile, its website, and other relevant accounts
Denpro Group is the best SAP Consulting and Implementation Company, specialising in providing SAP Services in India, USA, Saudi Arabia, and Australia. We offer expert SAP Migration Services to help businesses move seamlessly from ECC 6.0 to SAP S4/HANA environments. Our end-to-end SAP Solutions are tailored...
Top Services:
IT Services
Location
Aurora, Illinois
Number of Employees
100 - 249
Average Hourly Rate
$100/hr
Minimal Budget
$10,000 - $25,000
Denpro Group Services
IT Services
Data sourced from the agency's DesignRush profile, its website, and other relevant accounts
Founded in Chicago, 7 Layer Solutions was built on the belief that technology should be a strategic advantage, not a business obstacle. What started as a commitment to reliable IT support has grown into a full-service technology partnership delivering managed IT, cybersecurity, cloud, compliance, application...
Top Services:
Staff Augmentation
Managed Services
IT Services
Cybersecurity
IT Compliance Solution
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Location
Schaumburg, Illinois
Number of Employees
50 - 99
Average Hourly Rate
$275/hr
Minimal Budget
$1,000 - $10,000
7 Layer Solutions Services
Staff Augmentation
Managed Services
IT Services
Cybersecurity
IT Compliance Solution
Business Consulting
AI Development
Data sourced from the agency's DesignRush profile, its website, and other relevant accounts
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...
Top Services:
Digital Services
Web Development
Software Development
Mobile App Development
Web Design
Show more
Location
Chicago, Illinois
Number of Employees
Under 49
Average Hourly Rate
$30/hr
Minimal Budget
$1,000 - $10,000
TekReboot Services
Digital Services
Web Development
Software Development
Mobile App Development
Web Design
SEO
CRM Consulting
Cloud Consulting
Email Marketing
eCommerce Development
Data sourced from the agency's DesignRush profile, its website, and other relevant accounts
VerifiedVerified by the DesignRush team for authenticity and credibility.
Build it. Run it. Own it.
Sketch Development builds AI-enabled custom software and provides AWS cloud and Atlassian services for Fortune 500 companies and SMBs. Its team ships working software every two weeks with no change orders. The IT services agency is best for tech teams needing agile delivery and hands-on consulting...
Top Services:
Software Development
Cloud Consulting
UI/UX Design
eCommerce Development
DevOps Consulting
Show more
Location
Chicago, Illinois
Number of Employees
Under 49
Minimal Budget
$50,000 & Up
Sketch Development Services Services
Software Development
Cloud Consulting
UI/UX Design
eCommerce Development
DevOps Consulting
Staff Augmentation
AI Development
Software Testing
IT Services
Data sourced from the agency's DesignRush profile, its website, and other relevant accounts
U.S. Bank
Centene Corporation
Maritz
Change Healthcare
Stifel
Reinsurance Group of America (RGA)
bioMerieux
CareSource
CENTEGIX
Purina
Data sourced from the agency's DesignRush profile
Sketch Development Services Reviews & Testimonials
Monica Review from Google
5.0★
Monica's Review Sourced from Google
Amazing and talented people. I’ve worked for both client and agency side and can can say their partnership is amazing. They truly care about ongoing operations and not just ending it at a project level. Highly recommend! Message me if you want specifics.
John Andesilich Review from Google
5.0★
John Andesilich's Review Sourced from Google
I own a marketing firm in Troy MO and I recently met with Calvin at Sketch Development Services to discuss a software development project I have been thinking about pursuing. He was very nice, easy to speak to and even though his field is a bit out of my knowledge base, he was able to explain things in a way that made perfect sense. I look forward to working with him and his team in the future and recommend anyone looking for a software or app development company to give them a try.
Reviews verified by DesignRush and sourced from the agency's profile View All Reviews