MSC.Software Corp., the leading global provider of virtual product development (VPD) products including simulation software and services, today announced that it has been informed that the staff of the Securities and Exchange Commission (SEC) has begun an investigation of the Company and has issued a subpoena to the Company for certain documents. The Company believes the investigation relates to the previously disclosed independent review directed by the Company's Audit Committee and completed in January 2005. The Company intends to cooperate fully with the staff of the SEC in its investigation.