Design a logo that represents my business

I need a graphic designer who can design a professional, modern, unique logo representing my company. Services should include: Multiple concepts & revisions until satisfaction. 100% original vector logo + exported to screen sizes: 256 x 256, 512 x 512, 1920 x 1080, 2560 x 1440 and 3840 x 2160 without the loss of quality. Original source file (editable) + PNG. Professional and fast customer service and communication. If this task is accomplished with satisfaction, additional tasks may fellow: (design of banner, flyer, cover, booklet, business cards, social media covers, etc.).