Portnov Computer School
- Classes in SQA methodology, Test Automation Tools (Silk, WinRunner, LoadRunner), Programming (C++, Java, Visual Basic, Perl, Shell), White Box Testing, Release Engineering, and SQA Management.
- http://www.portnov.com/

Vettanna LLC.
- Software testing firm specializing in quality assurance and computer training. Based in San Rafael, California.
- http://www.vettanna.com/

TelSoft Incorporated
- A full-service software quality assurance and testing firm that assists educational and commercial publishing companies with their testing efforts. Windows and Macintosh platforms as well as networks.
- http://www.telsoft-inc.com/

Software Quality Associates Inc.
- Offers full-service services to the software quality assurance discipline providing software QA engineers, software testers and project managers.
- http://www.sqassociates.com/

Quality Assurance Institute (India) Ltd.
- Details of the consulting, training, certification, and benchmarking services on offer.
- http://www.qaiindia.com/

Quality Assurance Direct, Inc.
- Specializing in providing software quality assurance solutions to meet the demands of the corporate IT markets.
- http://www.qadirect.com/

McCabe and Associates
- Provider of software quality management and configuration management solutions.
- http://www.mccabe.com/

Testhouse Ltd
- An ISO 9001:2000 certified organisation specializing in Quality Assurance Consulting, Testing Solutions, Training and software testing services.
- http://www.testhouse.org/

QualityKiosk, Inc.
- Strategic outsourcing software testing and quality assurance consultant also offering performance engineering complemented by tools and test automation form Asia and America.
- http://www.qualitykiosk.com/

Professional Quality Assurance (PQA) Ltd.
- Independent software quality assurance consultants specializing in automated, functional, performance, and security testing.
- http://www.pqa.ca/

Kamelion
- Implementing quality assurance procedures and frameworks for the whole software development lifecycle.
- http://www.kamelion.com.au/

inQA.labs
- Test outsourcing services and software quality consultancy offering services throughout the world.
- http://www.inqalabs.com/

37 Degrees
- Quality assurance solutions company, using proprietary testing tools for scalability and performance testing and test automation. Offices in the United States, Asia and Europe.
- http://www.37degrees.com

AppLabs
- A global IT services company specializing in quality management, testing, and certification solutions.)
- http://www.applabs.com/

Amelior Technology
- Automated software testing consulting and training services. Consulting with Segue, Mercury, and RSW (Empirix) tools.
- http://www.ameliortech.com/

Allied Testing
- Outsourced services supplier, specialised in testing securities trading systems, financial engineering and financial systems software development.
- http://www.alliedtesting.com/