Sify's Technology Development Units Awarded CMMI Maturity Level 3 Certification

Business Wire, May 19, 2005

CHENNAI, India -- Sify Limited (Nasdaq:SIFY), India's premier Internet, networks and eCommerce Services Company, announced today that the technology development units of the company have been appraised at Maturity Level 3 of the Capability Maturity Model Integration (CMMI version 1.1).

With the successful appraisal at CMMI Maturity Level 3 ("Defined"), Sify can now ensure implementation of organization-wide standard process and project management to ensure consistently successful project implementation, the ability to offer low risk products, the mechanisms for training associates in the best quality practices in the industry and increased client satisfaction. Sify's clientele, both corporate and retail customers, will benefit from Sify's structured quality software development methodology.

Commenting on this achievement, Mr. Rustom Irani, President and Chief Technology Officer, Sify Limited, said, "This certification reflects Sify's sustained efforts towards developing leading edge technologies and processes. The company's focus has always been, and remains on constant development of emerging technologies in order to provide world class Internet and network services to its customers.

"The CMMI Appraisal is not just about certification, but about implementing the best-in-industry processes and continuously identifying and improving organizational processes and deliverables to customers," added Mr. Irani.

Capability Maturity Model Integration (CMMI) is the latest model for software organizations to map their quality levels, as well as for continuous process improvement. The appraisal covers Sify's software development units of Technology, Enterprise Application Services and the Forum division across 18 key process areas.

This milestone was achieved after the SCAMPI A Appraisal conducted with the Lead Assessor from M/s Trimentus Technologies, Chennai, between the 9th and 13th of May 2005. Sify has also been recognized as an ISO 9001:2000 certified service provider for network operations, data center operations and customer support. As well as for provisioning of VPNs, Internet bandwidth, VoIP Solutions and integrated security solutions.

About Sify:

Sify is among the largest Internet, network and e-Commerce services companies in India, offering end-to-end solutions with a comprehensive range of products delivered over a common Internet backbone infrastructure. This Internet backbone reaches 99 cities and towns in India. A significant part of the company's revenue is derived from Corporate Services, which include corporate connectivity, network and communications solutions, security, network management services and hosting. A host of blue chip customers use Sify's corporate service offerings. Consumer services include broadband home access, dial up connectivity and the iWay cyber cafe chain across 90 cities. The company's network services, data center operations and customer relationship management are accredited ISO 9001:2000.

For more information about Sify, visit www.sifycorp.com.

Forward Looking Statements:

This press release contains forward-looking statements within the meaning of Section 27A of the Securities Act of 1933, as amended, and Section 21E of the Securities Exchange Act of 1934, as amended. The forward-looking statements contained herein are subject to risks and uncertainties that could cause actual results to differ materially from those reflected in the forward-looking statements. Sify undertakes no duty to update any forward-looking statements.

For a discussion of the risks associated with Sify's business, please see the discussion under the caption "Risks Related to Our Business" in the company's report on Form 6-K for the quarter ended December 31, 2004 which has been filed with the United States Securities and Exchange Commission and is available by accessing the database maintained by the SEC at www.sec.gov.