Exhibit 31.1

CERTIFICATION OF CHIEF EXCECUTIVE OFFICER

I, Rahul Singhvi, certify that:

1. I have reviewed this Amendment No. 1 to Annual Report on Form 10-K/A of Novavax, Inc;

2. Based on my knowledge, this report does not contain any untrue statement of a material fact or omit to state a material fact necessary to make the statements made, in light of the circumstances under which such statements were made, not misleading with respect to the period covered by this report;

3. intentionally omitted;

4. intentionally omitted: and

5. intentionally omitted.

Date: December 12, 2008	By:	/s/ Rahul Singhvi
		President and CEO