SANTA CLARA, Calif.--(BUSINESS WIRE)--Symyx Technologies, Inc. (NASDAQ: SMMX) (“Symyx”) today announced that Proxy Governance, Inc. (“Proxy Governance”), an independent proxy advisory firm, has joined RiskMetrics Group’s ISS Proxy Advisory Services (“ISS”), in recommending that Symyx’s stockholders vote “FOR” the proposed merger with Accelrys, Inc. (NASDAQ: ACCL) (“Accelrys”) at the company’s June 30, 2010 Special Meeting of Stockholders. Stockholders of record as of the close of business on May 14, 2010 will be entitled to vote at the meeting.