Dynasil Corporation of America (NASDAQ: DYSL) plans to release its financial results for the quarter ended December 31, 2011 after the market closes on Tuesday, February 14 and host a conference call for investors and analysts that day at 5:00 p.m. ET. Dynasil President and Chief Executive Officer Steven Ruggieri and Chief Financial Officer Richard Johnson will host the call. Kanai Shah, Ph.D., president of RMD Research, the Company’s Contract Research business unit, also will participate on the call. Those who wish to listen should visit the Investor Information section of the Company’s website at www.dynasil. com. You also can participate by dialing (877) 407-5790 or (201) 689-8328. For interested individuals unable to join the live conference call, a webcast replay will be available on the Company’s website for one year. About Dynasil Dynasil Corporation of America (NASDAQ: DYSL) develops and manufactures detection, sensing and analysis technology, precision instruments and optical components for the homeland security, medical and industrial markets. Combining world-class technology with expertise in research and materials science, Dynasil is commercializing products including dual-mode radiation detection solutions for Homeland Security and commercial applications, probes for medical imaging and sensors for non-destructive testing. Dynasil has an impressive and growing portfolio of issued and pending U.S. patents. The Company is based in Watertown, Massachusetts, with additional operations in Mass., Minn., NY, NJ and the United Kingdom. More information about the Company is available at http://www.dynasil.com.