QOLOS

Award Winning Custom Development Experts | ERP Integration | Shopify/BigCommerce
340 N Broadway STE 200, Green Bay, Wisconsin 54303, United States
https://qolos.com

QOLOS Overview

Number of Employees
50 - 99
Minimal Budget
$50,000 & Up
Average Hourly Rate
$150/hr
Year Founded
2018

Our Services
  • Custom Software Development
  • ERP Integrations
  • eCommerce Development
  • Website Development
  • Web App Development
  • Mobile App Development
  • eCommerce App Development
  • Shopify Custom Apps
Our Achievements
  • Design Rush's agency to watch in 2025
  • 5-star client reviews
  • 3 Clutch Awards
  • Trusted by brands like Thermos, Stryker, YouCopia, Bartz Viviano, Certco, and more
  • Proven impact on client revenue and operational efficiency

Our Core Values
  • Passion: We're driven to build meaningful solutions
  • Integrity: Honest, transparent relationships
  • Communication: Always clear, always responsive
  • Excellence: We aim for results, not just deliverables
Application Platforms
Application Platforms
  • Amazon
  • Azure Platform
  • Linux server
  • Windows server
CMS Platforms
CMS Platforms
  • Concrete5 CMS
  • DNN CMS
  • Drupal
  • Ektron CMS
  • Joomla Development
  • Sitecore
  • Umbraco
  • WordPress
Custom Frameworks
Custom Frameworks
  • .Net
  • CakePHP
  • CodeIgniter
  • Laravel
  • Next.js
  • Node.js
  • React.JS
  • Spring MVC
Custom Languages
Custom Languages
  • AJAX
  • ASP.NET
  • Backend Development
  • C#
  • Front End Web Development
  • JavaScript Development
  • PHP
  • SQL
DevOps & Cloud Expertise
DevOps & Cloud Expertise
  • Alibaba Cloud/Aliyun
  • Ansible
  • Azure
  • Google Cloud
  • Microsoft SharePoint Consulting
  • Physical Server Management
ERP Expertise
ERP Expertise
  • Epicor
  • Microsoft dynamics 365
  • Oracle ERP Cloud
  • Oracle NetSuite
  • SAP Business One
  • SAP Consulting
  • SAP S/4HANA
  • Sage 300cloud
Mobile App Expertise
Mobile App Expertise
  • Android
  • App Development Consultants
  • B2B Apps
  • B2C Apps
  • Cross-Platform
  • Freelance
  • iPad
  • iPhone
Mobile App Technology
Mobile App Technology
  • Flutter Development
  • HTML5
  • React Native
  • Xamarin
No Code Development Expertise
No Code Development Expertise
  • Airtable
  • No Code Development
  • Salesforce Lightning
Outsourcing Expertise
Outsourcing Expertise
  • Nearshore
  • Offshore
  • Outsourcing
SEO Expertise
SEO Expertise
  • Amazon SEO
  • B2B SEO
  • Construction SEO
  • Generative Engine Optimization
  • Local Optimization
  • On-Page Optimization
  • SEO Consulting
  • Technical SEO
Software Development Expertise
Software Development Expertise
  • Agile Consulting
  • CRM Development
  • Cloud Application Development
  • Performance Testing
  • SaaS Development
  • Software Consulting
  • Software Maintenance
  • Startups Software Development
UI/UX Expertise
UI/UX Expertise
  • Interactive Design
  • UX Strategy
Web Design Expertise
Web Design Expertise
  • Adaptive
  • B2B
  • Landing Page Design
  • Mobile First
  • Responsive
  • Web App
  • Website Redesign
  • eCommerce
eCommerce Expertise
eCommerce Expertise
  • BigCommerce
  • Shopify
  • WooCommerce
  • eCommerce Consulting

Industries

  • Construction
  • Corporate Services
  • Design
  • eCommerce
  • Fintech
  • Manufacturing
  • Software & IT Services
  • Transportation & Logistics
  • Travel
  • Government

Client Types

  • Startups
  • Medium Businesses
  • Enterprise / Corporate

QOLOS Reviews


Reviews from Google Maps and DesignRush are available on this profile.
All reviews
  • All reviews
  • Google reviews
  • DesignRush reviews
I kept getting negative reviews about my app for technical glitches, heating issues, functionality, loading time, crashing, and more bugs. So, I reached out to QOLOS after going through 2-3 renowned review platforms. I explained my app issue to the team, and they did tremendous work with their mobile testing solutions. Also, I wanted to build a website for my app. They created a feature-rich and seamless website. "
Project Name: Transformative web Development
Project Type:
Website Development
Company size:
1000 - 4,999
Industry:
Automotive
Working with QOLOS was the best decision I have made in regards to scaling my business. They are professional, so creative, they communicate every step of the way and their pricing is fair for the highest quality work. The designer of our logo and website did it well and I am so impressed and proud of the final product! the designer listened and knew exactly what I wanted which made the process so simple. Seriously could not recommend QOLOS more! "
Project Name: Amazing Shopify Design
Project Type:
Shopify
Company size:
Under 49
Industry:
Information Technology and Services
I highly commend the team for their exceptional work in developing both a mobile app and a website for our company. They meticulously managed every aspect of the project, ensuring that the website was built to our specifications and launched smoothly. The quality of the final products exceeded our expectations, both in design and functionality. Their project management skills were outstanding they maintained open communication throughout, provided regular updates, and were highly responsive to our needs and feedback, making the entire process seamless. I am genuinely impressed by their professionalism and dedication, and I would highly recommend them to anyone seeking a skilled, reliable team for app and website development. "
Project Name: Comprehensive Mobile App and Website Development for Enhanced Digital Presence
Project Type:
eCommerce Development
Company size:
Under 49
Industry:
Financial Services
Periscope Capital collaborated with QOLOS to develop their branding strategy. The agency created a new logo and designed a website with the new branding. QOLOS successfully launched the website on time. The agency coordinated the project expertly and communicated daily, keeping us updated at all stages. QOLOS remained flexible with our needs, organized, and easy to work with. we recommend the agency's services to any organization seeking a reliable and professional branding partner. "
Project Name: FANTASTIC WORD PRESS WEB DESIGN
Project Type:
WordPress Website Design
Company size:
Under 49
Industry:
Investment Management
I love this company! They helped us update our address on all search engines and created our website as well. Trying to get the website live has been difficult but QOLOS was extremely helpful in figuring out what the issue was so we could resolve it. I highly recommend. "
Project Name: Extremely helpful and impactful web design
Project Type:
Website Development
Company size:
Under 49
Industry:
Food & Beverages
we engaged QOLOS for design services. QOLOS developed advertising products, presentations, visuals, and clickable prototypes to support the company's sales and advertising efforts. The collaboration proved highly effective, with QOLOS delivering high-quality designs that enhanced Assertio sales process. Assertio praised the agency's excellent project management, expertise, and attentiveness to her needs. "
Project Name: QUALITY DESIGN
Project Type:
Website Development
Company size:
Under 49
Industry:
Pharmaceuticals
we hired QOLOS for UI/UX design services. The agency designed brand templates, onboarding screens, and app features. They created wireframes along with low-fidelity and high-fidelity designs. QOLOS exhibited excellent project management by delivering on time and remaining flexible with feedback. We acknowledge the agency as a professional and reliable UI/UX design partner. "
Project Name: Remarkable Website Development
Project Type:
Website Development
Company size:
Under 49
Industry:
Financial Services
Their team's technical proficiency and creativity have significantly contributed to the success of our innovative educational mobile app. QOLOS not only met but exceeded our expectations, delivering a seamlessly integrated and user-friendly platform that has truly empowered learners to access educational resources anytime, anywhere. The collaboration with QOLOS has proven to be a valuable partnership, marked by open communication, timely delivery, and a genuine dedication to our mission of enhancing learning experiences." "
Project Name: Revolutionizing Learning Anytime, Anywhere
Project Type:
eCommerce Development
Company size:
Under 49
Industry:
Primary/Secondary Education
The updated Wordpress platforms performance has increased two-fold and has experienced an overall growth in traffic. Additionally, the length of page views has improved. The QOLOS team was communicative and efficient. Their clarity throughout the project made for a successful engagement. "
Project Name: AMAZING WORDPRESS PERFORMANCE
Project Type:
WordPress Development
Company size:
Under 49
Industry:
Financial Services
Throughout the entire process of building my website, the team was very caring and responsive. I highly recommend working with QOLOS, as they will go out of their way to make sure everything is perfect for you. "
Project Name: Website
Project Type:
Web Design
Company size:
Under 49
Industry:
Health, Wellness and Fitness
Qolos designed our website from ground up and we couldn't be happier with the results. When changes are needed Chad steps up and makes them in a very timely manner. Great company to work with! "
Dave Drews's Review Sourced from Google
When our Non-Profit organization needed a website redesign and web hosting, we chose QOLOS and couldn't be more pleased. They are very professional, experienced and creative. Whenever I need something, they jump on it right away. This is a top-notch company that I highly recommend. We LOVE our new website and we are seeing the results we wanted. Thank You QOLOS! Keep up the great work! "
Kitty Angel's Review Sourced from Google
These guys are hands down the best out there. From the very beginning the design team hit the ground running and built us multiple options to choose from. The main asset to small business is the support from the tech team. The diligence and attention to detail is a service received that you cannot put a price on. Chad is very knowledgeable and keeps the clients interest in the forefront all of the time. We have been a customer for 5 years and look forward to many years of a continued relationship. Highly Recommend. Thanks again Chad for your leadership and all you and your team do for us. "
dustin stephenson's Review Sourced from Google
Qolos has managed our website for the past 6 years. Chad designed the perfect platform for our e commerce business to manage orders, payment processing, fulfillment to an organized customer data base. Customer service is excellent and always responsive to immediate needs. "
Greg Luque's Review Sourced from Google
Qolos is an absolutely great company. With them I have had some of the most caring and individualized support I’ve ever had from any form of business. I would highly recommend anyone to use Qolos, as you will know that you will be thought of from the very beginning, in terms of pricing and quality you will be receiving. "
Jayson Forbes's Review Sourced from Google

QOLOS Team Bios

CEO/Founder
Chad VanCalster
CEO/Founder
Chad is a software developer and serial entrepreneur who has founded three software companies to date.Through his previous website development company, Chad managed a profitable portfolio of 350+ clients for over a decade.

QOLOS Clients

Thermos
Certco
Stryker
Louisville Vegan Jerky
Dallas Morning News
Dallas Police Department
Bancroft and Sons
Schneider National
Cocktail Courier
Restaurant Warehouse
Everyday Cardio Care
Azure
JBS Foods
Marion Body Works
Oneida Casino
Presbyterian Homes
YouCopia
TrueCable
Anchor Harvey
Gresco
Hertz Rental Car