Sam C. Tetlow Named Chief Business Officer of Integrated Laboratory Systems (ILS)

RESEARCH TRIANGLE PARK, N.C. – February 23, 2011 – ILS announced today that Sam Tetlow will join the Company as Chief Business Officer, with direct responsibility for leading the Company’s overall strategic direction, organic growth with the Business Development team and acquisitions & partnerships.

“Sam has the rare combination of an unwavering values system and an excellent ability to get results,” said Founder and Chairman, TK Rao, Ph.D. “At the heart of ILS is our passion and dedication to advancing science that impacts lives and adding Sam to our team further enables our Company to realize that mission. We welcome Sam’s integrity, exceptional business experience and technology proficiency with open arms.”

Tetlow has a strong track record as a catalyst for growth of early-and-mid stage services, drug development, and medical technology companies in both management and investor roles. His experience includes strategic planning, successful growth and risk mitigation in early stage companies, merger & acquisitions, as well as corporate and board leadership.

“I am very much looking forward to working with Sam to further grow our Company on our key initiatives” said Tom Goldsworthy, Ph.D., CEO. “Sam will help ILS focus on improving the Company’s ability to execute, leverage our leading scientific capabilities and inspire our team to provide innovative and highly valued services.”Tetlow will report to CEO Tom Goldsworthy, Ph.D., and the ILS Board of Trustees.

Tetlow was most recently VP of Business Development with Calvert Research where he was instrumental in setting the strategic direction of the firm’s drug compounds and technologies. Prior, Tetlow was a full time Partner with Research Triangle Ventures, where he led the full cycle of life science investing which included serving as Executive Chairman of Gentris Corporation as well as managing the firm’s investment in Tranzyme Pharma, among others.

Tetlow has a Bachelor’s of Science in Aerospace Engineering from Worcester Polytechnic Institute (honors) and a MBA from UNC Kenan-Flagler Business School (honors).

About Integrated Laboratory Systems, Inc. (ILS)

ILS Inc. is a leading life sciences services company that provides research support to federal and commercial clients in the environmental and health science fields. The company provides a wide range of R&D and safety assessment testing including toxicology, genetic and molecular biology, histopathology, and environmental and information science services to a host of clients, including the National Institute of Environmental Health Sciences, and the U.S. Environmental Protection Agency.

Research Triangle Park-based ILS was founded by current Chairman T. K. Rao in 1985 and has 150 employees.

Contact Information:

Sam C. Tetlow Chief Business Officer Integrated Laboratory Systems, Inc. 919-281-1110 x748 stetlow@ils-inc.com www.ils-inc.com

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