Hi,
We are already experienced with OSCommerce and Bootstrap framework. I would prefer to see what exactly you need as the design for new template, please let me know in detail your design specifications with link to your existing store.
We have a dedicated team of web designers skilled in creating custom web templates with responsive web layouts that is, mobile and tablet friendly versions. Do you also need a responsive layout for the new template? Please let us know.
You can see from our profile we are widely experienced, certified and trustworthy company with over 10 years of professional experience creating successful web applications. We have a near perfect project completion ratio and please check our past work reviews for references.
I look forward to hear from you.
Regards.