Digital Media Partner

I am relaunching a very old Digital Media Business i used to run many years ago. A Smart Company. I am looking for a professional company, not individual a company with employees that can prove previous work and have references. Services i will be offering are: Website Design and Development of all types including CMS systems and Ecommerce. SEO, Google Marketing, Social Media Setups and maintenance and Online Reputation Management. I would like to ideally work with one company that has teams that cove all these services but will consider more than one. I know my stuff and know the business and industry. I know my clients and i will bring in business, alot of it. I have three projects waiting to start. First one is a construction company website. I need a company with a contact available to me round the clock. I need extensive UK hours availability and support. I am demanding and precise. Payments on time every time. This is a long term plan with strategic growth year on year. I need the right organisation, immediately Please make proposals.