Directorate Change

ViaLogy plc

Board change

London, April 20, 2010: ViaLogy PLC (VIY). The board of ViaLogy PLC announces that at its board meeting today the directors accepted the resignation of non-executive director, Dr. George Rehm. Dr. Rehm, an international lawyer, joined the board of ViaLogy in 2003.

Commenting on the resignation, ViaLogy's chairman, Terry Bond, said: "Over the last seven years George has made a valuable contribution to the development of the Company's operations. His experience and advice were particularly significant during ViaLogy's transition in 2006 from a private entity to a publicly quoted AIM company. The board would like to thank him for everything he has done to aid our progress."

Dr. Rehm has agreed to continue to support ViaLogy externally, based upon his experience in corporate legal and international matters.

For further information please contact:

ViaLogy plc

Terry Bond, Chairman - UK & Europe +44 (0) 1235-834734 (mobile: 07860 842756)

Nominated Advisor to ViaLogy PLC (Seymour Pierce)

Mark Percy / Catherine Leftley, Corporate Finance +44 (0) 20-7107-8000

Katie Ratner / Jeremy Stephenson, Corporate Broking +44 (0) 20-7107-8000

About ViaLogy: Network Centric Signal Processing

ViaLogy is a leading innovator of network-centric, real-time signal processing platforms for sensor applications. ViaLogy is currently deploying and designing computational systems, powered by its patented technologies, for applications in life sciences, public safety and security, surveillance, defence and geoseismology. ViaLogy focuses on market driven problems where automation, timeliness, quality and reliability of information processing are essential. ViaLogy's core competency incorporates rapidly and accurately detecting weak signals buried in high noise background and clutter. This technology can be employed to solve problems involving sensor integration and information overload challenges involving video, telephony and control sensors, as well as for enhancement of numerous signal processing applications. For more information, visit our website at www.ViaLogy.com.

Except for statements of historical fact, the information presented herein constitutes forward-looking statements within the meaning of the Private Securities Litigation Reform Act of 1995. Such forward-looking statements involve known and unknown risks, uncertainties and other factors which may cause the actual results.