CherryRoad Technologies Inc. provides systems integration and consulting services and is an Oracle Platinum Partner

Centric Consulting is a consulting firm with practice areas in strategy, processes and technology and Oracle ERP implementations.

CCAii is an Information Technology consulting firms that services to Fortune 500 firms. They assist clients with placement of computer professionals on a contract and full-time basis.

Cask began by offering consulting services focused on strategic planning and procurement management for telecommunications technology and have since expanded into other areas of the project and technology life cycle.

Carlisle & Gallagher Consulting Group provides management and technology consulting and complex technology solution delivery to financial services organizations.

CapTech is a consulting firm that provides services in IT related Management Consulting, Systems Integration and Data Management.

Capgemini is a French global IT services company, one of the world's largest management consulting, outsourcing and professional services companies with a staff of 114,274 operating in 40 countries. It is headquartered in Paris and was founded in 1967.

The Capital Markets Company N.V., referred to as Capco, is a global business and technology consultancy based in Antwerp, Belgium with offices in financial centers across North America, Europe, Asia, and Africa. Capco is a subsidiary of FIS company based in Jacksonville, Florida. Capco works only in the financial services industry, unlike the Big Four professional services firms. As of the 1st November 2015, Capco had more than 3,000 employees internationally, and 23 offices.

Capax Global is an IT Consulting firm providing application development and systems migration services with a particular emphasis on Enterprise Content Management, Microsoft technologies, and Information Management.

CACI International Inc is a professional services and information technology company headquartered in Arlington, Virginia. CACI is a member of the Fortune 1000 Largest Companies and the Russell 2000 index. The company has approximately 13,700 employees in over 120 offices in the U.S. and Europe.