I have upgraded many zen cart to latest version of zen cart.I will upgrade your site to zen cart 1.5.5e .Please have a look at my profile for more about rating review on zen cart project done by me
Relevant Skills and Experience
php, zen cart , mysql, ajax, html, css , upgrade zen cart version
https://www.freelancer.com/u/webmaestro2013.html
How many plugins or custom codes are done on your site?
Proposed Milestones
$150 USD - upgrade zen cart site
My I know what is version of zen cart on your site ? please look it from admin section