Attached files

file filename
10-Q - FORM 10-Q - NORTHERN TECHNOLOGIES INTERNATIONAL CORPf10q_041311.htm
EX-31 - EXHIBIT 31.1 - NORTHERN TECHNOLOGIES INTERNATIONAL CORPexh_311.htm
EX-31 - EXHIBIT 31.2 - NORTHERN TECHNOLOGIES INTERNATIONAL CORPexh_312.htm
EX-32 - EXHIBIT 32.2 - NORTHERN TECHNOLOGIES INTERNATIONAL CORPexh_322.htm
Exhibit 32.1
 
 
 
CERTIFICATION PURSUANT TO 18 U.S.C. SECTION 1350, AS ADOPTED PURSUANT TO SECTION 906 OF THE SARBANES-OXLEY ACT OF 2002

In connection with the Quarterly Report of Northern Technologies International Corporation (the “Company”) on Form 10-Q for the period ending February 28, 2011 as filed with the Securities and Exchange Commission on the date hereof (the “Report”), I, G. Patrick Lynch, President and 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, to the best of my knowledge and belief:
 
 
(1)
The Report fully complies with the requirements of Section 13(a) or 15(d) of the Securities Exchange Act of 1934; and

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

G. Patrick. Lynch
President and Chief Executive Officer
(principal executive officer)
 

Circle Pines, Minnesota
April 13, 2011