EXHIBIT 10.25
 
 
PROMISSORY NOTE EXTENSION AGREEMENT
 

$100,000.00  June 12, 2013

                                     
For value received, Guardian 8 Holdings, a Nevada corporation (the “Maker”)
promised to pay to C. Stephen Cochennet, or its registered assigns or successors
in interest (the “Holder”) the Principal Amount and Interest (both as defined
below) in the manner and upon the terms and conditions as set forth in that Term
Note (“Note”) in the sum of One Hundred Thousand Dollars ($100,000), dated
November 13, 2012, as extended on February 12, 2013 and April 12, 2013, which
Note became due and payable on or about June 12, 2013.

By execution by the parties herein, this Promissory Note Extension Agreement
extends the Maturity Date of the Note to and including September 1, 2013. All
terms and conditions of the Note shall remain the same other than the Maturity
Date.

IN WITNESS WHEREOF, Maker and Holder have caused this Promissory Note Extension
Agreement to be executed and delivered as of the day and year first above
written.

“Maker”
Guardian 8 Holdings
a Nevada corporation

By: /s/ Kathleen Hanrahan                                
                                                                           
                        
                                                                       Kathleen
Hanrahan, Chief Financial Officer

“Holder”

/s/ C. Stephen Cochennet                                 
                                                                           
C. Stephen Cochennet