API Technologies (ATNY) 10-Q 2010 Q4 Quarterly report

Exhibit 32.1

Section 1350

CERTIFICATION

In connection with the Quarterly Report of API Technologies Corp. (the “Company”) on Form 10-Q for the period ending November 30, 2010, as filed with the Securities and Exchange Commission on the date hereof (the “Report”), I, Phillip DeZwirek, Chief Executive Officer of the Company, certify, pursuant to 18 U.S.C. Section 1350, as adopted pursuant to Section 906 of the Sarbanes-Oxley Act of 2002, that:

(1) The Report fully complies with the requirements of Section 13(a) or 15(d) of the Securities Exchange Act of 1934, as amended; and

(2) The information contained in the Report fairly presents, in all material respects, the financial condition and results of operations of the Company.

/s/ Phillip DeZwirek

Phillip DeZwirek

Chief Executive Officer

January 14, 2011