There are numerous companies out there providing professional designed web templates. There are also site that offer free web templates. Then off course, one cannot expect all the free web templates available on the web site are professional, there are however, some free web templates are designed professionally and optimized correctly. If one is seeking for more professional service and support, one can opt in for premium web templates company. An example will be DeonixDesign where the company offer thousands of professional templates. DeonixDesign work as after user subscribe their service, they can have unlimited access to all the contents available there.
While people having skills in HTML and other web scripting languages can opt for designing their own site it is not a viable choice for everyone. Some of the web designers use pre defined and readymade web templates for quick and effective site designing.