CSDNET, Inc. is an information technology group that specializes in design, installation and maintenance of complex IP voice, data and video converged networks. In addition, we provide exceptional support for all aspects of the IT environment. CSDNET has been delivering quality service and sound solutions since 1991. With expertise in several disciplines, we can provide the products and services necessary for a successful Information Technology implementation in current and future multi-platform technology-based work environments. CSDNET enjoys an outstanding reputation for quality network implementations. Our many customers include universities, K-12 school districts, hospitals and Fortune 500 companies. We can supply a variety of network support options ranging from an onsite network manager and technical support to remote network monitoring and help desks. In addition to Macintosh expertise, our CNEs, MCSEs and UNIX professionals can help you with the most demanding issues, from local peer to peer to large multisite implementations.
Looking for a particular CSDNET employee's phone or email?
The CSDNET annual revenue was $18.4 million in 2026.
Ralph Mordente is the CEO of CSDNET.
48 people are employed at CSDNET.
CSDNET is based in Bayport, New York.
The NAICS codes for CSDNET are [54, 541, 541512, 54151, 5415].
The SIC codes for CSDNET are [737, 73].