You need an Marketing Action Roadmap(TM). Firstly to define your "IDEAL client" what are the characteristics... look at your best clients and worst. 

How do you attract new sales leads?  

What are your messages, think "customer needs and how you help resolve them."

What's in your tool box?  I agree a brand spanking new website is often NOT required, explore your options. Maybe a video? Loads of options, and explore your options.  I have a simple question -- how is it going to generate more sales leads.