Hi Digital Vantage,
It's always a tricky question when you talk about sales or getting customers. Website designing is one of the competitive service in the market of each country now a days. Everywhere you'll get the huge number of people who are providing such services.
The most simple way to get the clients is create a professional website which must be having all of the information regarding to your services. Integrate a blog with your website and start writing. The people who belongs to digital marketing must be knowing that 'Content is the king'. Get your website ranked in google. Engage your social media audience. Start sending a newsletter to your readers / visitors or customers by collecting their email IDs.
if you're looking for shortcut than post your ads on qatarliving and other classified platforms which are working in qatar and boost up your ads. or you can reach out me via visiting my website for a professional services.
Thanks for bearing with me.