Expert Graphic Designer for long term

We are looking for a back end superstar designer /team for all our design/graphic work. We have loads of work and will keep you busy for a long time. Payments are prompt and via escrow. We need to see your past projects and why you are different, and what you can bring to our company. Please give us an EXACT quote (Flat fee for each task) for each of the services below and examples of your past work for each category. We are looking for someone who has wow factor with our work and can take on huge projects. Do bid if you have individual skills on each task. Please bid if you have a competent price and high quality standards. • Book Cover/eBook cover • Logo /Stationary • Web design • Social media marketing • SEO/PPC/SEM • Photoshop work • Print Ads/Template design Specific expertise/background that I am seeking: - Professional web design - Professional graphic design - Professional 3D modeling/Photoshop Thank you for your time and looking forward to your bid.