# Top Software Testing Companies in St. Louis Recommended Software Testing companies in St. Louis include Special Inspections & Design, Quality Testing and Engineering, Inc, Polaris Solutions, LLC, Dino Consulting, CEdge Inc., Verve Industrial, AbeTech, Forensic IT, Inc.. We verify reviews and evaluate companies so you can choose with confidence. We may earn a fee for some placements. [Learn how Clutch ensures trust](#why-trust-clutch) ## List of the Best Top Software Testing Companies in St. Louis Ratings Updated: Jul 11, 2026 ### [Special Inspections & Design](https://clutch.co/profile/special-inspections-design) - 10 - 49 employees - Collinsville, IL #### Services Provided - Allocation of Expertise by Percentage - 50% Architectural Design - 50% Application Testing #### Company description Launched in 2011, Special Inspections & Design is an Architectural Design and Application Testing company. Their team provides Architectural Design and Application Testing. [Visit Website](https://sidengineers.com/) --- ### [Quality Testing and Engineering, Inc](https://clutch.co/profile/quality-testing-engineering) - 10 - 49 employees - O'Fallon, IL #### Services Provided - Allocation of Expertise by Percentage - 50% Engineering - 50% Application Testing #### Company description Application Testing and Engineering company Quality Testing and Engineering, Inc was established in 2000. The team specializes in Application Testing and Engineering. [Visit Website](https://qteinc.com/) --- ### [Polaris Solutions, LLC](https://clutch.co/profile/polaris-solutions) - 50 - 249 employees - St. Louis, MO #### Services Provided - Allocation of Expertise by Percentage - 20% Custom Software Development - 10% Enterprise App Modernization - 10% Blockchain - 10% Cloud Consulting & SI - 10% Application Management & Support - 20% IT Managed Services - 10% Cybersecurity - 10% Application Testing #### Company description Polaris Solutions, LLC is an IT managed services company founded in 2008. The agency provides IT managed services and Custom Software Development. [Visit Website](https://www.polarissolutions.com/) --- ### [Dino Consulting](https://clutch.co/profile/dino-consulting) - 10 - 49 employees - Swansea, IL #### Services Provided - Allocation of Expertise by Percentage - 20% Custom Software Development - 20% Enterprise App Modernization - 20% Mobile App Development - 20% Application Testing - 20% Web Development #### Company description Dino Consulting is a software development firm located in Swansea, Illinois. They provide Custom Software Development and Enterprise App Modernization and were founded in 2014. [Visit Website](http://www.dinoconsulting.com) --- ### [CEdge Inc.](https://clutch.co/profile/cedge) - 50 - 249 employees - St. Louis, MO #### Services Provided - Allocation of Expertise by Percentage - 10% Custom Software Development - 10% AI Development - 10% Cloud Consulting & SI - 10% Corporate Training & Coaching - 10% DevOps Managed Services - 10% E-Commerce Development - 10% Cybersecurity - 10% IT Strategy Consulting - 10% Application Testing - 10% IT Staff Augmentation #### Company description CEdge Inc. Is a midsize IT strategy consulting company launched in 2004. Their team focuses on IT strategy consulting and cloud consulting & SI. [Visit Website](https://www.cedgecorp.com/) --- ### [Verve Industrial](https://clutch.co/profile/verve-industrial) - 50 - 249 employees - Jerseyville, IL #### Services Provided - Allocation of Expertise by Percentage - 20% BI & Big Data Consulting & SI - 10% Compliance Consulting - 20% IT Managed Services - 20% Cybersecurity - 10% Business Consulting - 20% Application Testing #### Company description Verve Industrial, a data analytics company, was established in 1994. The company specializes in BI & big data consulting & SI and Cybersecurity, and is midsize. [Visit Website](https://verveindustrial.com/) --- ### [AbeTech](https://clutch.co/profile/abetech) - 50 - 249 employees - Troy, MO #### Services Provided - Allocation of Expertise by Percentage - 100% Application Testing #### Company description AbeTech, an Application Testing company, was founded in 1992. Headquartered in Rogers, Minnesota and Troy, Missouri, the team offers Application Testing. [Visit Website](https://www.abetech.com/) --- ### [Forensic IT, Inc.](https://clutch.co/profile/forensic-it) - 2 - 9 employees - Glen Carbon, IL #### Services Provided - Allocation of Expertise by Percentage - 100% Application Testing #### Company description Forensic IT, Inc. Is a Glen Carbon, Illinois-based Application Testing company. The team offers Application Testing. [Visit Website](https://forensicit.com/) --- #### Get personalized agency matches based on your project goals. [Find the right fit](https://project.clutch.co/project-brief?source=directory_slide_in_CTA&BPB_adoption_source=directory) ## Why Trust Clutch At Clutch, we believe trust is the foundation of every business relationship. Our mission is to help buyers make confident, data-backed decisions informed by real client experiences. Every review on Clutch undergoes a rigorous, human-led verification process to make sure it’s valid. 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