Cas-Tel Computer Consulting, L.L.C.                     

Company Information

Cas-Tel Computer Consulting is a small consulting firm registered in Manassas, Virginia, specializing in enterprise-class business application development using Java/JEE-based technologies, open-source tools and COTS products. We have been serving the Washington D.C. and northern Virginia area for over a decade, with our end clients being primarily U.S. government agencies, requiring the strictest discipline, integrity, and highly reliable systems. Our reputation for delivering the best-of-class services in this area for the cost can not be matched.


We provide consulting in all areas of JEE application design and development, in all phases of the software development lifecycle; from requirements gathering and documentation, system architecture design, analysis, and review, database and software object modeling and design, to building and integration of systems and system administration, to application development using the latest technologies, to system operation and maintenance, as well as system validation and verification reviews, code reviews or training, and test suite design and implementation, so your business needs are sure to be taken care of with 100% coverage and verification. 

Our years of experience give us the ability to make deep dives into complex systems in order to give realistic estimates of budgets and schedules.

Mission Statement

To provide professional, timely and quality computer software, hardware, networking and consulting services at competitive prices while continuing to improve our services and standing in the community. Cas-Tel is an American company committed to employing only the best Americans... no H-1B's.

Company History

Cas-Tel Computer Consulting was first incorporated as a limited liability corporation on July 7, 2000, in the city of Manassas Park, Virginia. We moved our home office to the city of Manassas, Virginia in 2002.