Today, 84% of consumers think a website makes your business more credible than companies who only have social media profiles. Your website is also the perfect place to show off any professional certifications or awards your business has.
Beyond that, having your own website lets you create a branded email address (e.g. firstname.lastname@example.org) which adds a level of professionalism to all of your correspondence, especially if you’ve used a personal email address to conduct business up until now. ~ Themeisle