EXHIBIT 10.28

 

ADDENDUM B TO EMPLOYMENT AGREEMENT

 

This addendum is made on November 2, 2003 by and between Quantum Fuel Systems
Technologies Worldwide, Inc. (herein “Quantum) and Alan Niedzwiecki (herein
“Employee”). For mutual and adequate exchange of consideration, the parties
mutually agree to modify Employee’s Employment Agreement of August 1, 2002, as
follows:

 

Section 2 of the above referenced Employment Agreement is hereby modified via
incorporating the following additional language.

 

“2.1 (a) Effective November 2, 2003, Employee’s base salary is increased to
$370,000.00 per year.”

 

/s/ Alan Niedzwiecki

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/s/ William Brian Olson

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Alan Niedzwiecki    William Brian Olson      Chief Financial Officer Dated:
November 2, 2003           Quantum Fuel Systems      Technologies Worldwide,
Inc.      Dated: November 2, 2003